# # column create # select hex(COLUMN_CREATE(1, NULL AS char character set utf8)) as exp; exp 000000 select hex(COLUMN_CREATE(1, "afaf" AS char character set utf8)) as ex; ex 0001000100032161666166 select hex(COLUMN_CREATE(1, 1212 AS char character set utf8)) as ex; ex 0001000100032131323132 select hex(COLUMN_CREATE(1, 12.12 AS char character set utf8)) as ex; ex 0001000100032131322E3132 select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS char character set utf8)) as ex; ex 000100010003213939393939393939393939393939393939393939393939393939393939 select hex(COLUMN_CREATE(1, NULL AS unsigned int)); hex(COLUMN_CREATE(1, NULL AS unsigned int)) 000000 select hex(COLUMN_CREATE(1, 1212 AS unsigned int)); hex(COLUMN_CREATE(1, 1212 AS unsigned int)) 000100010001BC04 select hex(COLUMN_CREATE(1, 7 AS unsigned int)); hex(COLUMN_CREATE(1, 7 AS unsigned int)) 00010001000107 select hex(COLUMN_CREATE(1, 8 AS unsigned int)); hex(COLUMN_CREATE(1, 8 AS unsigned int)) 00010001000108 select hex(COLUMN_CREATE(1, 127 AS unsigned int)); hex(COLUMN_CREATE(1, 127 AS unsigned int)) 0001000100017F select hex(COLUMN_CREATE(1, 128 AS unsigned int)); hex(COLUMN_CREATE(1, 128 AS unsigned int)) 00010001000180 select hex(COLUMN_CREATE(1, 12.12 AS unsigned int)); hex(COLUMN_CREATE(1, 12.12 AS unsigned int)) 0001000100010C select hex(COLUMN_CREATE(1, ~0)); hex(COLUMN_CREATE(1, ~0)) 000100010001FFFFFFFFFFFFFFFF select hex(COLUMN_CREATE(1, -1)); hex(COLUMN_CREATE(1, -1)) 00010001000001 select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS unsigned int)) as ex; ex 000100010001FFFFFFFFFFFFFF7F Warnings: Warning 1916 Got overflow when converting '99999999999999999999999999999' to INT. Value truncated select hex(COLUMN_CREATE(1, NULL AS int)); hex(COLUMN_CREATE(1, NULL AS int)) 000000 select hex(COLUMN_CREATE(1, 1212 AS int)); hex(COLUMN_CREATE(1, 1212 AS int)) 0001000100007809 select hex(COLUMN_CREATE(1, 7 AS int)); hex(COLUMN_CREATE(1, 7 AS int)) 0001000100000E select hex(COLUMN_CREATE(1, 8 AS int)); hex(COLUMN_CREATE(1, 8 AS int)) 00010001000010 select hex(COLUMN_CREATE(1, 127 AS int)); hex(COLUMN_CREATE(1, 127 AS int)) 000100010000FE select hex(COLUMN_CREATE(1, 128 AS int)); hex(COLUMN_CREATE(1, 128 AS int)) 0001000100000001 select hex(COLUMN_CREATE(1, 12.12 AS int)); hex(COLUMN_CREATE(1, 12.12 AS int)) 00010001000018 select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS int)) as ex; ex 000100010000FEFFFFFFFFFFFFFF Warnings: Warning 1916 Got overflow when converting '99999999999999999999999999999' to INT. Value truncated select hex(COLUMN_CREATE(1, NULL AS double)); hex(COLUMN_CREATE(1, NULL AS double)) 000000 select hex(COLUMN_CREATE(1, 1212 AS double)); hex(COLUMN_CREATE(1, 1212 AS double)) 0001000100020000000000F09240 select hex(COLUMN_CREATE(1, 12.12 AS double)); hex(COLUMN_CREATE(1, 12.12 AS double)) 0001000100023D0AD7A3703D2840 select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS double)) as ex; ex 00010001000221D7E6FAE031F445 select hex(COLUMN_CREATE(1, NULL AS decimal)); hex(COLUMN_CREATE(1, NULL AS decimal)) 000000 select hex(COLUMN_CREATE(1, 1212 AS decimal)); hex(COLUMN_CREATE(1, 1212 AS decimal)) 000100010004040084BC select hex(COLUMN_CREATE(1, 7 AS decimal)); hex(COLUMN_CREATE(1, 7 AS decimal)) 000100010004010087 select hex(COLUMN_CREATE(1, 8 AS decimal)); hex(COLUMN_CREATE(1, 8 AS decimal)) 000100010004010088 select hex(COLUMN_CREATE(1, 127 AS decimal)); hex(COLUMN_CREATE(1, 127 AS decimal)) 0001000100040300807F select hex(COLUMN_CREATE(1, 128 AS decimal)); hex(COLUMN_CREATE(1, 128 AS decimal)) 00010001000403008080 select hex(COLUMN_CREATE(1, 12.12 AS decimal)); hex(COLUMN_CREATE(1, 12.12 AS decimal)) 00010001000402028C0C select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS decimal)) as ex; ex 0001000100041D00E33B9AC9FF3B9AC9FF3B9AC9FF select hex(COLUMN_CREATE(1, NULL AS date)); hex(COLUMN_CREATE(1, NULL AS date)) 000000 select hex(COLUMN_CREATE(1, "2011-04-05" AS date)); hex(COLUMN_CREATE(1, "2011-04-05" AS date)) 00010001000685B60F select hex(COLUMN_CREATE(1, NULL AS time)); hex(COLUMN_CREATE(1, NULL AS time)) 000000 select hex(COLUMN_CREATE(1, "0:45:49.000001" AS time)); hex(COLUMN_CREATE(1, "0:45:49.000001" AS time)) 000100010007010010B70000 select hex(COLUMN_CREATE(1, NULL AS datetime)); hex(COLUMN_CREATE(1, NULL AS datetime)) 000000 select hex(COLUMN_CREATE(1, "2011-04-05 0:45:49.000001" AS datetime)) as ex; ex 00010001000585B60F010010B70000 select hex(COLUMN_CREATE(1, "afaf" AS char character set utf8, 2, 1212 AS unsigned int, 3, 1212 AS int, 4, 12.12 AS double, 4+1, 12.12 AS decimal, 6, "2011-04-05" AS date, 7, "- 0:45:49.000001" AS time, 8, "2011-04-05 0:45:49.000001" AS datetime)) as ex; ex 01080001000300020029000300380004004A0005008C000600AE000700C7000800F5002161666166BC0478093D0AD7A3703D284002028C0C85B60F010010B7000485B60F010010B70000 explain extended select hex(COLUMN_CREATE(1, "afaf" AS char character set utf8, 2, 1212 AS unsigned int, 3, 1212 AS int, 4, 12.12 AS double, 4+1, 12.12 AS decimal, 6, "2011-04-05" AS date, 7, "- 0:45:49.000001" AS time, 8, "2011-04-05 0:45:49.000001" AS datetime)) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select hex(column_create(1,'afaf' AS char charset utf8mb3 collate utf8mb3_general_ci ,2,1212 AS unsigned int,3,1212 AS int,4,12.12 AS double,4 + 1,12.12 AS decimal,6,'2011-04-05' AS date,7,'- 0:45:49.000001' AS time,8,'2011-04-05 0:45:49.000001' AS datetime)) AS `ex` select hex(column_create(1, 0.0 AS decimal)); hex(column_create(1, 0.0 AS decimal)) 000100010004 select hex(column_create(1, 1.0 AS decimal)); hex(column_create(1, 1.0 AS decimal)) 00010001000401018100 # # column get uint # select column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned int) as ex; ex 1212 explain extended select column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned int) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,1212 AS unsigned int),1 as unsigned) AS `ex` explain extended select column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,1212 AS unsigned int),1 as unsigned) AS `ex` select column_get(column_create(1, 1212 AS decimal), 1 as unsigned int) as ex; ex 1212 select column_get(column_create(1, 1212 AS double), 1 as unsigned int) as ex; ex 1212 select column_get(column_create(1, 1212 AS int), 1 as unsigned int) as ex; ex 1212 select column_get(column_create(1, "1212" AS char), 1 as unsigned int) as ex; ex 1212 select column_get(column_create(1, "2011-04-05" AS date), 1 as unsigned int) as ex; ex 20110405 select column_get(column_create(1, "8:46:06.23434" AS time), 1 as unsigned int) as ex; ex 84606 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as unsigned int) as ex; ex 20110405084606 select column_get(column_create(1, NULL AS unsigned int), 1 as unsigned int) as ex; ex NULL # column geint truncation & warnings select column_get(column_create(1, -1212 AS int), 1 as unsigned int) as ex; ex 18446744073709550404 Warnings: Note 1105 Cast to unsigned converted negative integer to it's positive complement select column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as unsigned int) as ex; ex 18446744073709551615 Warnings: Warning 1916 Got overflow when converting '99999999999999999999999999999' to UNSIGNED INT. Value truncated select column_get(column_create(1, 999.9999999999999999 AS decimal), 1 as unsigned int) as ex; ex 1000 select column_get(column_create(1, -1 AS decimal), 1 as unsigned int) as ex; ex 0 Warnings: Warning 1916 Got overflow when converting '-1' to UNSIGNED INT. Value truncated select column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as unsigned int) as ex; ex 18446744073709551615 Warnings: Warning 1916 Got overflow when converting '1e29' to UNSIGNED INT. Value truncated select column_get(column_create(1, 999.9 AS double), 1 as unsigned int) as ex; ex 1000 select column_get(column_create(1, -1 AS double), 1 as unsigned int) as ex; ex 0 Warnings: Warning 1916 Got overflow when converting '-1' to UNSIGNED INT. Value truncated select column_get(column_create(1, "1212III" AS char), 1 as unsigned int) as ex; ex 1212 Warnings: Warning 1918 Encountered illegal value '1212III' when converting to UNSIGNED INT # # column get int # select column_get(column_create(1, 1212 AS int), 1 as int) as ex; ex 1212 explain extended select column_get(column_create(1, 1212 AS int), 1 as int) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,1212 AS int),1 as signed) AS `ex` explain extended select column_get(column_create(1, 1212 AS int), 1 as signed int) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,1212 AS int),1 as signed) AS `ex` select column_get(column_create(1, -1212 AS int), 1 as int) as ex; ex -1212 select column_get(column_create(1, 1212 AS decimal), 1 as int) as ex; ex 1212 select column_get(column_create(1, 1212 AS double), 1 as int) as ex; ex 1212 select column_get(column_create(1, 1212 AS unsigned int), 1 as int) as ex; ex 1212 select column_get(column_create(1, "1212" AS char), 1 as int) as ex; ex 1212 select column_get(column_create(1, "-1212" AS char), 1 as int) as ex; ex -1212 select column_get(column_create(1, "2011-04-05" AS date), 1 as int) as ex; ex 20110405 select column_get(column_create(1, "8:46:06.23434" AS time), 1 as int) as ex; ex 84606 select column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as int) as ex; ex 84606 select column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as int) as ex; ex -8084606 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as int) as ex; ex 20110405084606 select column_get(column_create(1, NULL AS int), 1 as int) as ex; ex NULL #column gett truncation & warnings select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as int) as ex; ex -1 Warnings: Note 1105 Cast to signed converted positive out-of-range integer to it's negative complement select column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as int) as ex; ex 9223372036854775807 Warnings: Warning 1916 Got overflow when converting '99999999999999999999999999999' to INT. Value truncated select column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as int) as ex; ex -9223372036854775808 Warnings: Warning 1916 Got overflow when converting '-99999999999999999999999999999' to INT. Value truncated select column_get(column_create(1, 999.9999999999999999 AS decimal), 1 as int) as ex; ex 1000 select column_get(column_create(1, 999.9 AS double), 1 as int) as ex; ex 1000 select column_get(column_create(1, -99999999999999999999999999999 AS double), 1 as int) as ex; ex -9223372036854775808 Warnings: Warning 1916 Got overflow when converting '-1e29' to INT. Value truncated select column_get(column_create(1, "-1212III" AS char), 1 as int) as ex; ex -1212 Warnings: Warning 1918 Encountered illegal value '-1212III' when converting to INT select column_get(column_create(1, "1212III" AS char), 1 as int) as ex; ex 1212 Warnings: Warning 1918 Encountered illegal value '1212III' when converting to INT select column_get(COLUMN_CREATE(1, ~0), 1 as signed) as ex; ex -1 Warnings: Note 1105 Cast to signed converted positive out-of-range integer to it's negative complement select column_get(COLUMN_CREATE(1, ~0), 1 as unsigned) as ex; ex 18446744073709551615 select column_get(COLUMN_CREATE(1, -1), 1 as signed) as ex; ex -1 select column_get(COLUMN_CREATE(1, -1), 1 as unsigned) as ex; ex 18446744073709551615 Warnings: Note 1105 Cast to unsigned converted negative integer to it's positive complement # #column get char # select column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset utf8) as ex; ex 1212 explain extended select column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset utf8) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,'1212' AS char charset utf8mb3 collate utf8mb3_general_ci ),1 as char charset utf8mb3) AS `ex` select column_get(column_create(1, 1212 AS unsigned int), 1 as char charset utf8) as ex; ex 1212 select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as char charset utf8) as ex; ex 18446744073709551615 select column_get(column_create(1, 1212 AS int), 1 as char charset utf8) as ex; ex 1212 select column_get(column_create(1, -1212 AS int), 1 as char charset utf8) as ex; ex -1212 select column_get(column_create(1, 9223372036854775807 AS int), 1 as char charset utf8) as ex; ex 9223372036854775807 select column_get(column_create(1, -9223372036854775808 AS int), 1 as char charset utf8) as ex; ex -9223372036854775808 select column_get(column_create(1, 1212.12 AS decimal), 1 as char charset utf8) as ex; ex 1212.12 select column_get(column_create(1, 1212.12 AS double), 1 as char charset utf8) as ex; ex 1212.12 select column_get(column_create(1, "2011-04-05" AS date), 1 as char charset utf8) as ex; ex 2011-04-05 select column_get(column_create(1, "8:46:06.23434" AS time), 1 as char charset utf8) as ex; ex 08:46:06.234340 select column_get(column_create(1, "8:46:06.23434" AS time(0)), 1 as char charset utf8) as ex; ex 08:46:06.234340 select column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as char charset utf8) as ex; ex 08:46:06.234340 select column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as char charset utf8) as ex; ex -808:46:06.234340 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as char charset utf8) as ex; ex 2011-04-05 08:46:06.234340 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(0)), 1 as char charset utf8) as ex; ex 2011-04-05 08:46:06.234340 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as char charset utf8) as ex; ex 2011-04-05 08:46:06.234340 select column_get(column_create(1, NULL AS char charset utf8), 1 as char charset utf8) as ex; ex NULL select column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset binary) as ex; ex 1212 explain extended select column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset binary) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,'1212' AS char charset utf8mb3 collate utf8mb3_general_ci ),1 as char charset binary) AS `ex` # # column get real # select column_get(column_create(1, 1212.12 AS double), 1 as double) as ex; ex 1212.12 explain extended select column_get(column_create(1, 1212.12 AS double), 1 as double) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,1212.12 AS double),1 as double) AS `ex` explain extended select column_get(column_create(1, 1212.12 AS double), 1 as double(6,2)) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,1212.12 AS double),1 as double(6,2)) AS `ex` select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as double) as ex; ex 1.8446744073709552e19 select column_get(column_create(1, 9223372036854775807 AS int), 1 as double) as ex; ex 9.223372036854776e18 select column_get(column_create(1, -9223372036854775808 AS int), 1 as double) as ex; ex -9.223372036854776e18 select column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as double) as ex; ex 1e29 select column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as double) as ex; ex -1e29 select column_get(column_create(1, "2011-04-05" AS date), 1 as double) as ex; ex 20110405 select column_get(column_create(1, "8:46:06.23434" AS time), 1 as double) as ex; ex 84606.23434 select column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as double) as ex; ex 84606.23434 select column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as double) as ex; ex -8084606.23434 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as double) as ex; ex 20110405084606.234 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as double) as ex; ex 20110405084606.234 select round(column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as double(20,6)),3) as ex; ex 20110405084606.234 select column_get(column_create(1, NULL AS double), 1 as double) as ex; ex NULL # column get real truncation & warnings select column_get(column_create(1, "1223.5aa" AS char), 1 as double) as ex; ex 1223.5 Warnings: Warning 1918 Encountered illegal value '1223.5aa' when converting to DOUBLE select column_get(column_create(1, "aa" AS char), 1 as double) as ex; ex 0 Warnings: Warning 1918 Encountered illegal value 'aa' when converting to DOUBLE select column_get(column_create(1, "1223.5555" AS double), 1 as double(5,2)) as ex; ex 999.99 Warnings: Note 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, "1223.5555" AS double), 1 as double(3,2)) as ex; ex 9.99 Warnings: Note 1264 Out of range value for column 'ex' at row 1 # # column get decimal # select column_get(column_create(1, 1212.12 AS double), 1 as decimal) as ex; ex 1212 select column_get(column_create(1, 1212.12 AS double), 1 as decimal(6,2)) as ex; ex 1212.12 explain extended select column_get(column_create(1, 1212.12 AS double), 1 as decimal) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,1212.12 AS double),1 as decimal(10,0)) AS `ex` explain extended select column_get(column_create(1, 1212.12 AS double), 1 as decimal(6,2)) as ex; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select column_get(column_create(1,1212.12 AS double),1 as decimal(6,2)) AS `ex` select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as decimal(20,0)) as ex; ex 18446744073709551615 select column_get(column_create(1, 9223372036854775807 AS int), 1 as decimal(32,0)) as ex; ex 9223372036854775807 select column_get(column_create(1, -9223372036854775808 AS int), 1 as decimal(32,0)) as ex; ex -9223372036854775808 select column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as decimal(40,10)) as ex; ex -99999999999999999999999999999.0000000000 select column_get(column_create(1, "2011-04-05" AS date), 1 as decimal(32,6)) as ex; ex 20110405.000000 select column_get(column_create(1, "8:46:06.23434" AS time), 1 as decimal(32,6)) as ex; ex 84606.234340 select column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as decimal(32,6)) as ex; ex 84606.234340 select column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as decimal(32,6)) as ex; ex -8084606.234340 select column_get(column_create(1, "2011-04-05 8:46:06.123456" AS datetime), 1 as decimal(32,6)) as ex; ex 20110405084606.123456 select column_get(column_create(1, "2011-04-05 8:46:06.123456" AS datetime(6)), 1 as decimal(32,6)) as ex; ex 20110405084606.123456 select column_get(column_create(1, "2011-04-05 8:46:06.12345678" AS datetime(6)), 1 as decimal(32,8)) as ex; ex 20110405084606.12345600 Warnings: Note 1292 Truncated incorrect datetime value: '2011-04-05 8:46:06.12345678' select column_get(column_create(1, NULL as decimal), 1 as decimal(32,10)) as ex; ex NULL select column_get(column_create(1, "1223.5555" as decimal(10,5)), 1 as decimal(6,2)) as ex; ex 1223.56 # column get decimal truncation & warnings select column_get(column_create(1, "1223.5aa" AS char), 1 as decimal(32,10)) as ex; ex 1223.5000000000 Warnings: Warning 1918 Encountered illegal value '1223.5aa' when converting to DECIMAL select column_get(column_create(1, "aa" AS char), 1 as decimal(32,10)) as ex; ex 0.0000000000 Warnings: Warning 1918 Encountered illegal value 'aa' when converting to DECIMAL select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as decimal) as ex; ex 9999999999 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, 9223372036854775807 AS int), 1 as decimal) as ex; ex 9999999999 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, -9223372036854775808 AS int), 1 as decimal) as ex; ex -9999999999 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as decimal) as ex; ex 9999999999 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as decimal) as ex; ex 9999999999 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, "1223.5555" as double), 1 as decimal(5,2)) as ex; ex 999.99 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, "-1223.5555" as double), 1 as decimal(5,2)) as ex; ex -999.99 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, "1223.5555" AS double), 1 as decimal(3,2)) as ex; ex 9.99 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, "1223.5555" AS decimal(10,5)), 1 as decimal(3,2)) as ex; ex 9.99 Warnings: Warning 1264 Out of range value for column 'ex' at row 1 select column_get(column_create(1, 0.0 AS decimal,2, 0.0 as decimal), 1 as decimal) as ex; ex 0 # # column get datetime # select column_get(column_create(1, 20010203101112.121314 as double), 1 as datetime) as ex; ex 2001-02-03 10:11:12 select column_get(column_create(1, 20010203101112.121314 as decimal), 1 as datetime) as ex; ex 2001-02-03 10:11:12 select column_get(column_create(1, 20010203101112 as unsigned int), 1 as datetime) as ex; ex 2001-02-03 10:11:12 select column_get(column_create(1, 20010203101112 as int), 1 as datetime) as ex; ex 2001-02-03 10:11:12 select column_get(column_create(1, "20010203101112" as char), 1 as datetime) as ex; ex 2001-02-03 10:11:12 select column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as datetime) as ex; ex 2001-02-03 10:11:12 select column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as datetime) as ex; ex 2001-02-03 10:11:12 select column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as datetime) as ex; ex 2001-02-03 10:11:12 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime) as ex; ex 2011-04-05 08:46:06 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime(0)) as ex; ex 2011-04-05 08:46:06 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime(6)) as ex; ex 2011-04-05 08:46:06.234340 select column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as datetime) as ex; ex 2011-00-00 08:46:06 select column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as datetime) as ex; ex 2011-00-01 08:46:06 select column_get(column_create(1, 20010203 as unsigned int), 1 as datetime) as ex; ex 2001-02-03 00:00:00 select column_get(column_create(1, 20010203 as int), 1 as datetime) as ex; ex 2001-02-03 00:00:00 select column_get(column_create(1, 20010203), 1 as datetime) as ex; ex 2001-02-03 00:00:00 select column_get(column_create(1, 20010203.0), 1 as datetime) as ex; ex 2001-02-03 00:00:00 select column_get(column_create(1, 20010203.0 as double), 1 as datetime) as ex; ex 2001-02-03 00:00:00 select column_get(column_create(1, "2001-02-03"), 1 as datetime) as ex; ex 2001-02-03 00:00:00 select column_get(column_create(1, "20010203"), 1 as datetime) as ex; ex 2001-02-03 00:00:00 select column_get(column_create(1, 0), 1 as datetime) as ex; ex 0000-00-00 00:00:00 select column_get(column_create(1, "2001021"), 1 as datetime) as ex; ex 2020-01-02 01:00:00 SET timestamp=unix_timestamp('2001-02-03 10:20:30'); select column_get(column_create(1, "8:46:06.23434" AS time), 1 as datetime) as ex; ex 2001-02-03 08:46:06 select column_get(column_create(1, "-808:46:06.23434" AS time), 1 as datetime) as ex; ex 2000-12-31 07:13:53 SET timestamp=DEFAULT; set @@sql_mode="allow_invalid_dates"; select column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as datetime) as ex; ex 2011-02-30 18:46:06 select column_get(column_create(1, "0000-00-000" AS CHAR), 1 as datetime) as ex; ex 0000-00-00 00:00:00 select column_get(column_create(1, "2001-00-02" AS CHAR), 1 as datetime) as ex; ex 2001-00-02 00:00:00 set @@sql_mode=""; # column get datetime truncation & warnings select column_get(column_create(1, "1223.5aa" AS char), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '1223.5aa' select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '1.8446744073709552e19' select column_get(column_create(1, 9223372036854775807 AS int), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '9223372036854775807' select column_get(column_create(1, -9223372036854775808 AS int), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '-9223372036854775808' select column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '99999999999999999999999999999' select column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '1e29' select column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '2011-02-32 8:46:06.23434' select column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '2011-13-01 8:46:06.23434' select column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '2011-02-30 8:46:06.23434' select column_get(column_create(1, "20010231"), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '20010231' select column_get(column_create(1, "0" AS CHAR), 1 as datetime) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '0' # # column get date # select column_get(column_create(1, 20010203101112.121314 as double), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, 20010203101112.121314 as decimal), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, 20010203101112 as unsigned int), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, 20010203101112 as int), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, "20010203101112" as char), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as date) as ex; ex 2011-04-05 select column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as date) as ex; ex 2011-00-00 select column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as date) as ex; ex 2011-00-01 select column_get(column_create(1, 20010203 as unsigned int), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, 20010203 as int), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, 20010203), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, 20010203.0), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, 20010203.0 as double), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, "2001-02-03"), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, "20010203"), 1 as date) as ex; ex 2001-02-03 select column_get(column_create(1, 0), 1 as date) as ex; ex 0000-00-00 select column_get(column_create(1, "2001021"), 1 as date) as ex; ex 2020-01-02 set @@sql_mode="allow_invalid_dates"; select column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as date) as ex; ex 2011-02-30 select column_get(column_create(1, "0000-00-000" AS CHAR), 1 as date) as ex; ex 0000-00-00 select column_get(column_create(1, "2001-00-02" AS CHAR), 1 as date) as ex; ex 2001-00-02 set @@sql_mode=""; # column get date truncation & warnings select column_get(column_create(1, "1223.5aa" AS char), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '1223.5aa' select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '1.8446744073709552e19' select column_get(column_create(1, 9223372036854775807 AS int), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '9223372036854775807' select column_get(column_create(1, -9223372036854775808 AS int), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '-9223372036854775808' select column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '99999999999999999999999999999' select column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '1e29' select column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '2011-02-32 8:46:06.23434' select column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '2011-13-01 8:46:06.23434' select column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '2011-02-30 8:46:06.23434' select column_get(column_create(1, "20010231"), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '20010231' select column_get(column_create(1, "0" AS CHAR), 1 as date) as ex; ex NULL Warnings: Warning 1292 Incorrect datetime value: '0' # # column get time # select column_get(column_create(1, 20010203101112.121314 as double), 1 as time) as ex; ex 10:11:12 select column_get(column_create(1, 20010203101112.121314 as decimal), 1 as time) as ex; ex 10:11:12 select column_get(column_create(1, 20010203101112 as unsigned int), 1 as time) as ex; ex 10:11:12 select column_get(column_create(1, 8080102 as unsigned int), 1 as time) as ex; ex 808:01:02 select column_get(column_create(1, 20010203101112 as int), 1 as time) as ex; ex 10:11:12 select column_get(column_create(1, -8080102 as int), 1 as time) as ex; ex -808:01:02 select column_get(column_create(1, "20010203101112" as char), 1 as time) as ex; ex 10:11:12 select column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as time) as ex; ex 10:11:12 select column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as time) as ex; ex 10:11:12 select column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as time(6)) as ex; ex 10:11:12.121314 select column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as time) as ex; ex 10:11:12 select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as time(6)) as ex; ex 08:46:06.234340 select column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as time(6)) as ex; ex 08:46:06.234340 select column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as time(6)) as ex; ex 08:46:06.234340 select column_get(column_create(1, "830:46:06.23434" AS CHAR), 1 as time(6)) as ex; ex 830:46:06.234340 select column_get(column_create(1, "830:46:06" AS CHAR), 1 as time(6)) as ex; ex 830:46:06.000000 select cast("-830:46:06.23434" AS time(6)) as ex; ex -830:46:06.234340 select 1,cast("-830:46:06.23434" AS time(6)) as ex; 1 ex 1 -830:46:06.234340 select hex(column_create(1, "-830:46:06.23434" AS CHAR)) as ex; ex 000100010003082D3833303A34363A30362E3233343334 select column_get(column_create(1, "-830:46:06.23434" AS CHAR), 1 as time(6)) as ex; ex -830:46:06.234340 select column_get(column_create(1, "0" AS CHAR), 1 as time) as ex; ex 00:00:00 select column_get(column_create(1, "6" AS CHAR), 1 as time) as ex; ex 00:00:06 select column_get(column_create(1, "1:6" AS CHAR), 1 as time) as ex; ex 01:06:00 select column_get(column_create(1, "2:1:6" AS CHAR), 1 as time) as ex; ex 02:01:06 select column_get(column_create(1, 0), 1 as time) as ex; ex 00:00:00 select column_get(column_create(1, "2001021"), 1 as time) as ex; ex 200:10:21 set @@sql_mode="allow_invalid_dates"; select column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as time) as ex; ex 18:46:06 set @@sql_mode=""; # column get date truncation & warnings select column_get(column_create(1, "1223.5aa" AS char), 1 as time) as ex; ex 00:12:23 Warnings: Warning 1292 Truncated incorrect time value: '1223.5aa' select column_get(column_create(1, "1223.5aa" AS char), 1 as time(3)) as ex; ex 00:12:23.500 Warnings: Warning 1292 Truncated incorrect time value: '1223.5aa' select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as time) as ex; ex 838:59:59 Warnings: Warning 1292 Truncated incorrect time value: '1.8446744073709552e19' select column_get(column_create(1, 9223372036854775807 AS int), 1 as time) as ex; ex 838:59:59 Warnings: Warning 1292 Truncated incorrect time value: '9223372036854775807' select column_get(column_create(1, -9223372036854775808 AS int), 1 as time) as ex; ex -838:59:59 Warnings: Warning 1292 Truncated incorrect time value: '-9223372036854775808' select column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as time) as ex; ex 838:59:59 Warnings: Warning 1292 Truncated incorrect time value: '99999999999999999999999999999' select column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as time) as ex; ex 838:59:59 Warnings: Warning 1292 Truncated incorrect time value: '1e29' select column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as time) as ex; ex NULL Warnings: Warning 1292 Incorrect time value: '2011-02-32 8:46:06.23434' select column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as time) as ex; ex NULL Warnings: Warning 1292 Incorrect time value: '2011-13-01 8:46:06.23434' select column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as time) as ex; ex 08:46:06 select column_get(column_create(1, "2001-02-03"), 1 as time) as ex; ex 00:20:01 Warnings: Warning 1292 Truncated incorrect time value: '2001-02-03' select column_get(column_create(1, "20010203"), 1 as time) as ex; ex 838:59:59 Warnings: Warning 1292 Truncated incorrect time value: '20010203' # column add select hex(column_add(column_create(1, 1212 as integer), 2, 1212 as integer)) as ex; ex 00020001000002001078097809 select hex(column_add(column_create(1, 1212 as integer), 1, 1212 as integer)) as ex; ex 0001000100007809 select hex(column_add(column_create(1, 1212 as integer), 1, NULL as integer)) as ex; ex 000000 select hex(column_add(column_create(1, 1212 as integer), 2, NULL as integer)) as ex; ex 0001000100007809 select hex(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer)) as ex; ex 000200010000020008167809 select column_get(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer), 1 as integer) as ex; ex 11 select column_get(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer), 2 as integer) as ex; ex 1212 select hex(column_add(column_create(1, 1212 as integer), 1, 1212 as integer, 2, 11 as integer)) as ex; ex 000200010000020010780916 select hex(column_add(column_create(1, NULL as integer), 1, 1212 as integer, 2, 11 as integer)) as ex; ex 000200010000020010780916 select hex(column_add(column_create(1, 1212 as integer, 2, 1212 as integer), 1, 11 as integer)) as ex; ex 000200010000020008167809 select hex(column_add(column_create(1, 1), 1, null)) as ex; ex 000000 select column_list(column_add(column_create(1, 1), 1, null)) as ex; ex select column_list(column_add(column_create(1, 1), 1, "")) as ex; ex `1` select hex(column_add("", 1, 1)) as ex; ex 00010001000002 # column delete select hex(column_delete(column_create(1, 1212 as integer, 2, 1212 as integer), 1)) as ex; ex 0001000200007809 select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2)) as ex; ex 0002000100000300080206 select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 3)) as ex; ex 0002000100000200080204 select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 4)) as ex; ex 000300010000020008030010020406 select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2, 1)) as ex; ex 00010003000006 select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2, 3)) as ex; ex 00010001000002 select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 1, 2, 3)) as ex; ex 000000 select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 1, 2, 3, 10)) as ex; ex 000000 select hex(column_delete(column_create(1, 1), 1)) as ex; ex 000000 select hex(column_delete("", 1)) as ex; ex # column exists select column_exists(column_create(1, 1212 as integer, 2, 1212 as integer), 1) as ex; ex 1 select column_exists(column_create(1, 1212 as integer, 2, 1212 as integer), 4) as ex; ex 0 # column list select column_list(column_create(1, 1212 as integer, 2, 1212 as integer)) as ex; ex `1`,`2` select column_list(column_create(1, 1212 as integer)) as ex; ex `1` select column_list(column_create(1, NULL as integer)) as ex; ex # # check error handling # select HEX(COLUMN_CREATE(1, 5, 1, 5)); ERROR 22007: Illegal value used as argument of dynamic column function select HEX(COLUMN_CREATE("", 1, 5, 1, 5)); ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '))' at line 1 select COLUMN_LIST("a"); ERROR HY000: Encountered illegal format of dynamic column string select column_delete("a", 1); ERROR HY000: Encountered illegal format of dynamic column string select hex(column_delete("", 1)); hex(column_delete("", 1)) select hex(column_delete("", -1)); ERROR 22007: Illegal value used as argument of dynamic column function select hex(column_create(-1, 1)); ERROR 22007: Illegal value used as argument of dynamic column function select hex(column_create(65536, 1)); ERROR 22007: Illegal value used as argument of dynamic column function select hex(column_add("", -1, 1)); ERROR 22007: Illegal value used as argument of dynamic column function select hex(column_add("", 65536, 1)); ERROR 22007: Illegal value used as argument of dynamic column function select hex(column_get("", -1 as int)); hex(column_get("", -1 as int)) NULL # # Test with table # create table t1 (id int primary key, str mediumblob); insert into t1 values (1, ''), (2, ''), (3, ''), (4, ''), (5, null); select id, str, column_get(str, 1 as int) from t1; id str column_get(str, 1 as int) 1 NULL 2 NULL 3 NULL 4 NULL 5 NULL NULL update t1 set str=column_create(1, id, 2, "a") where id < 3; update t1 set str=column_add(str, 1, id, 2, "b") where id >= 4; select id, column_get(str, 1 as int), column_get(str, 2 as char) from t1 where column_exists(str,1) or column_exists(str,2); id column_get(str, 1 as int) column_get(str, 2 as char) 1 1 a 2 2 a 4 4 b update t1 set str=column_create(1, id, 10, "test") where id = 5; insert into t1 values (6, column_create(10, "test2")); update t1 set str=column_add(str, 2, 'c', 1, column_get(str, 1 as int) + 1, 3, 100) where id > 2; select id, length(str), column_get(str, 1 as int), column_get(str, 2 as char), column_get(str, 3 as int) from t1; id length(str) column_get(str, 1 as int) column_get(str, 2 as char) column_get(str, 3 as int) 1 12 1 a NULL 2 12 2 a NULL 3 12 NULL c 100 4 16 5 c 100 5 24 6 c 100 6 21 NULL c 100 select column_get(str, 2 as char), sum(column_get(str, 1 as int)) from t1 group by column_get(str, 2 as char); column_get(str, 2 as char) sum(column_get(str, 1 as int)) a 3 c 11 select column_get(str, 2 as char), sum(column_get(str, 1 as int)) from t1 where column_exists(str, 2) <> 0 group by 1; column_get(str, 2 as char) sum(column_get(str, 1 as int)) a 3 c 11 select sum(column_get(str, 1 as int)) from t1 group by column_get(str, 2 as char) order by sum(column_get(str, 1 as int)) desc; sum(column_get(str, 1 as int)) 11 3 select sum(column_get(str, 1 as int)) from t1 group by column_get(str, 2 as char) having sum(column_get(str, 1 as int)) > 2; sum(column_get(str, 1 as int)) 3 11 select sum(column_get(str, 1 as int)) from t1 where column_get(str, 3 as int) > 50 group by column_get(str, 2 as char); sum(column_get(str, 1 as int)) 11 select id, column_list(str) from t1 where id= 5; id column_list(str) 5 `1`,`2`,`3`,`10` update t1 set str=column_delete(str, 3, 4, 2) where id= 5; select id, length(str), column_list(str), column_get(str, 1 as int), column_get(str, 2 as char), column_get(str, 3 as int) from t1; id length(str) column_list(str) column_get(str, 1 as int) column_get(str, 2 as char) column_get(str, 3 as int) 1 12 `1`,`2` 1 a NULL 2 12 `1`,`2` 2 a NULL 3 12 `2`,`3` NULL c 100 4 16 `1`,`2`,`3` 5 c 100 5 15 `1`,`10` 6 NULL NULL 6 21 `2`,`3`,`10` NULL c 100 update t1 set str=column_add(str, 4, 45 as char, 2, 'c') where id= 5; select id, length(str), column_list(str), column_get(str, 1 as int), column_get(str, 2 as char), column_get(str, 3 as int) from t1 where id = 5; id length(str) column_list(str) column_get(str, 1 as int) column_get(str, 2 as char) column_get(str, 3 as int) 5 26 `1`,`2`,`4`,`10` 6 c NULL select id, length(str), column_list(str), column_exists(str, 4) from t1; id length(str) column_list(str) column_exists(str, 4) 1 12 `1`,`2` 0 2 12 `1`,`2` 0 3 12 `2`,`3` 0 4 16 `1`,`2`,`3` 0 5 26 `1`,`2`,`4`,`10` 1 6 21 `2`,`3`,`10` 0 select sum(column_get(str, 1 as int)), column_list(str) from t1 group by 2; sum(column_get(str, 1 as int)) column_list(str) 3 `1`,`2` 5 `1`,`2`,`3` 6 `1`,`2`,`4`,`10` NULL `2`,`3` NULL `2`,`3`,`10` select id, hex(str) from t1; id hex(str) 1 00020001000002000B020861 2 00020001000002000B040861 3 0002000200030300100863C8 4 00030001000002000B0300180A0863C8 5 00040001000002000B04001B0A00330C08630834350874657374 6 0003000200030300100A001B0863C8087465737432 update t1 set str=column_add(str, 4, repeat("a", 100000)) where id=5; select id from t1 where column_get(str,4 as char(100000)) = repeat("a", 100000); id 5 select id from t1 where column_get(str,4 as char(100)) = repeat("a", 100); id 5 Warnings: Warning 1292 Truncated incorrect CHAR(100) value: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...' update t1 set str=column_add(str, 4, repeat("b", 10000)) where id=5; select id from t1 where column_get(str,4 as char(100000)) = repeat("b", 10000); id 5 update t1 set str=column_add(str, 4, repeat("c", 100)) where id=5; select id from t1 where column_get(str,4 as char(100000)) = repeat("c", 100); id 5 update t1 set str=column_add(str, 4, repeat("d", 10000)) where id=5; select id from t1 where column_get(str,4 as char(100000)) = repeat("d", 10000); id 5 update t1 set str=column_add(str, 4, repeat("e", 10), 5, repeat("f", 100000)) where id=5; select id from t1 where column_get(str,5 as char(100000)) = repeat("f", 100000); id 5 select id, column_list(str), length(str) from t1 where id=5; id column_list(str) length(str) 5 `1`,`2`,`4`,`5`,`10` 100048 update t1 set str=column_delete(str, 5) where id=5; select id, column_list(str), length(str) from t1 where id=5; id column_list(str) length(str) 5 `1`,`2`,`4`,`10` 34 drop table t1; # # LP#778905: Assertion `value->year <= 9999' failed in # dynamic_column_date_store # SELECT COLUMN_GET( 'a' , 2 AS DATE ); ERROR HY000: Encountered illegal format of dynamic column string SELECT COLUMN_CREATE( 1 , COLUMN_GET( 'a' , 2 AS DATE ) ); ERROR HY000: Encountered illegal format of dynamic column string # # LP#778912: Assertion `field_pos < field_count' failed in # Protocol_text::store in maria-5.3-mwl34 # CREATE TABLE t1 ( f1 blob ); INSERT INTO t1 VALUES (NULL); INSERT INTO t1 SET f1 = COLUMN_CREATE( 2 , 'cde' ); SELECT HEX(COLUMN_ADD(f1, 1, 'abc')), COLUMN_LIST(f1) FROM t1; HEX(COLUMN_ADD(f1, 1, 'abc')) COLUMN_LIST(f1) NULL NULL 0002000100030200230861626308636465 `2` SELECT COLUMN_ADD(f1, 1, 'abc'), COLUMN_LIST(f1) FROM t1; DROP TABLE t1; # # Some dynamic strings that caused crashes in the past # set @a=0x0102000200030004000F0D086B74697A6A7176746F6B687563726A746E7A746A666163726C6F7A6B62636B6B756B666779666977617369796F67756C726D62677A72756E63626D78636D7077706A6F736C6D636464696770786B6371637A6A6A6463737A6A676879716462637178646C666E6B6C726A637677696E7271746C616D646368687A6C707869786D666F666261797470616A63797673737A796D74747475666B717573687A79696E7276706F796A6E767361796A6F6D646F6378677A667074746363736A796D67746C786F697873686464616265616A7A6F7168707A6B776B6376737A6B72666C6F666C69636163686F6B666D627166786A71616F; select column_add(@a, 3, "a"); ERROR HY000: Encountered illegal format of dynamic column string # # LP#781233 mysqld: decimal.c:1459: decimal_bin_size: # Assertion `scale >= 0 && precision > 0 && scale <= precision' ... # set @a=0x00020008000009000C2C010080; select COLUMN_GET(@a, 9 AS DECIMAL); COLUMN_GET(@a, 9 AS DECIMAL) 0 select hex(COLUMN_CREATE(0, COLUMN_GET(@a, 9 AS DECIMAL))) as ex; ex 000100000004 select hex(COLUMN_CREATE(0, COLUMN_GET(@a, 9 AS DECIMAL(19,0)))) as ex; ex 000100000004 select hex(COLUMN_CREATE(0, COLUMN_GET(COLUMN_CREATE(0, 0.0 as decimal), 0 as decimal))) as ex; ex 000100000004 select hex(COLUMN_CREATE(0, 0.0 as decimal)) as ex; ex 000100000004 # # MDEV-4292: parse error when selecting on views using dynamic column # create table t1 (i int, d blob); create view v1 as select i, column_get(d, 1 as binary) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as char charset binary) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; create view v1 as select i, column_get(d, 1 as int) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as signed) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; create view v1 as select i, column_get(d, 1 as unsigned int) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as unsigned) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; create view v1 as select i, column_get(d, 1 as date) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as date) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; create view v1 as select i, column_get(d, 1 as time) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as time) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; create view v1 as select i, column_get(d, 1 as datetime) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as datetime) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; create view v1 as select i, column_get(d, 1 as decimal) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as decimal(10,0)) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; create view v1 as select i, column_get(d, 1 as double) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as double) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; create view v1 as select i, column_get(d, 1 as char) as a from t1; select * from v1; i a show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`i` AS `i`,column_get(`t1`.`d`,1 as char charset latin1) AS `a` from `t1` latin1 latin1_swedish_ci drop view v1; drop table t1; # # MDEV-4811: Assertion `offset < 0x1f' fails in type_and_offset_store # on COLUMN_ADD # CREATE TABLE t1 (dyn TINYBLOB) ENGINE=MyISAM; INSERT INTO t1 SET dyn = COLUMN_CREATE( 40, REPEAT('a', 233), 4, REPEAT('b', 322) ); Warnings: Warning 1265 Data truncated for column 'dyn' at row 1 SELECT COLUMN_ADD( dyn, 6, REPEAT('x',80), 4, REPEAT('y',215) AS INTEGER ) FROM t1; ERROR HY000: Encountered illegal format of dynamic column string delete from t1; #above test with 10.0 format INSERT INTO t1 SET dyn = COLUMN_CREATE( 'a', REPEAT('a', 250), 'b', REPEAT('b', 322) ); Warnings: Warning 1265 Data truncated for column 'dyn' at row 1 SELECT COLUMN_ADD( dyn, 'c', REPEAT('x',80), 'b', REPEAT('y',215) AS INTEGER ) FROM t1; ERROR HY000: Encountered illegal format of dynamic column string DROP table t1; # # MDEV-4812: Valgrind warnings (Invalid write) in # dynamic_column_update_many on COLUMN_ADD # CREATE TABLE t1 (dyncol TINYBLOB) ENGINE=MyISAM; INSERT INTO t1 SET dyncol = COLUMN_CREATE( 7, REPEAT('k',487), 209, REPEAT('x',464) ); Warnings: Warning 1265 Data truncated for column 'dyncol' at row 1 SELECT COLUMN_ADD( dyncol, 7, '22:22:22', 8, REPEAT('x',270) AS CHAR ) as ex FROM t1; delete from t1; INSERT INTO t1 SET dyncol = COLUMN_CREATE( 'a', REPEAT('k',487), 'b', REPEAT('x',464) ); Warnings: Warning 1265 Data truncated for column 'dyncol' at row 1 SELECT COLUMN_ADD( dyncol, 'a', '22:22:22', 'c', REPEAT('x',270) AS CHAR ) as ex FROM t1; DROP table t1; # # MDEV-4858 Wrong results for a huge unsigned value inserted into a TIME column # SELECT column_get(column_create(1, -999999999999999 AS int), 1 AS TIME) AS t1, column_get(column_create(1, -9223372036854775808 AS int), 1 AS TIME) AS t2; t1 t2 -838:59:59 -838:59:59 Warnings: Warning 1292 Truncated incorrect time value: '-999999999999999' Warning 1292 Truncated incorrect time value: '-9223372036854775808' # # end of 5.3 tests # select column_get(column_create(1, "18446744073709552001" as char), 1 as int) as ex; ex -1 Warnings: Warning 1918 Encountered illegal value '18446744073709552001' when converting to INT Note 1105 Cast to signed converted positive out-of-range integer to it's negative complement # # MDEV-7505 - Too large scale in DECIMAL dynamic column getter crashes # mysqld # SELECT COLUMN_GET(`x`, 'y' AS DECIMAL(5,50)); ERROR 42000: Too big scale specified for ''y''. Maximum is 38 # # test of symbolic names # # creation test (names) set names utf8; select hex(column_create("адын", 1212)); hex(column_create("адын", 1212)) 040100080000000000D0B0D0B4D18BD0BD7809 select hex(column_create("1212", 1212)); hex(column_create("1212", 1212)) 040100040000000000313231327809 select hex(column_create(1212, 2, "www", 3)); hex(column_create(1212, 2, "www", 3)) 04020007000000000003001000777777313231320604 select hex(column_create("1212", 2, "www", 3)); hex(column_create("1212", 2, "www", 3)) 04020007000000000003001000777777313231320604 select hex(column_create("1212", 2, 3, 3)); hex(column_create("1212", 2, 3, 3)) 0402000500000000000100100033313231320604 select hex(column_create("1212", 2, "адын", 1, 3, 3)); hex(column_create("1212", 2, "адын", 1, 3, 3)) 0403000D000000000001001000050020003331323132D0B0D0B4D18BD0BD060402 set names latin1; # fetching column test (names) set names utf8; select column_get(column_create("адын", 1212), "адын" as int) as ex; ex 1212 select column_get(column_create("1212", 2, "адын", 1, 3, 3), "адын" as int) as ex; ex 1 select column_get(column_create("1212", 2, "адын", 1, 3, 3), 1212 as int) as ex; ex 2 select column_get(column_create("1212", 2, "адын", 1, 3, 3), "3" as int) as ex; ex 3 select column_get(column_create("1212", 2, "адын", 1, 3, 3), 3 as int) as ex; ex 3 select column_get(column_create("1212", 2, "адын", 1, 3, 3), 4 as int) as ex; ex NULL select column_get(column_create("1212", 2, "адын", 1, 3, 3), "4" as int) as ex; ex NULL set names latin1; # column existence test (names) set names utf8; select column_exists(column_create("адын", 1212), "адын") as ex; ex 1 select column_exists(column_create("адын", 1212), "aады") as ex; ex 0 select column_exists(column_create("1212", 2, "адын", 1, 3, 3), "адын") as ex; ex 1 select column_exists(column_create("1212", 2, "адын", 1, 3, 3), 1212) as ex; ex 1 select column_exists(column_create("1212", 2, "адын", 1, 3, 3), "3") as ex; ex 1 select column_exists(column_create("1212", 2, "адын", 1, 3, 3), 3) as ex; ex 1 select column_exists(column_create("1212", 2, "адын", 1, 3, 3), 4) as ex; ex 0 select column_exists(column_create("1212", 2, "адын", 1, 3, 3), "4") as ex; ex 0 set names latin1; # column changing test (names) select hex(column_add(column_create(1, "AAA"), "b", "BBB")) as ex; ex 0402000200000003000100430031620841414108424242 select hex(column_add(column_create("1", "AAA"), "b", "BBB")) as ex; ex 0402000200000003000100430031620841414108424242 select column_get(column_add(column_create(1, "AAA"), "b", "BBB"), 1 as char) as ex; ex AAA select column_get(column_add(column_create(1, "AAA"), "b", "BBB"), "b" as char) as ex; ex BBB select hex(column_add(column_create("a", "AAA"), 1, "BBB")) as ex; ex 0402000200000003000100430031610842424208414141 select hex(column_add(column_create("a", "AAA"), "1", "BBB")) as ex; ex 0402000200000003000100430031610842424208414141 select hex(column_add(column_create("a", 1212 as integer), "b", "1212" as integer)) as ex; ex 04020002000000000001002000616278097809 select hex(column_add(column_create("a", 1212 as integer), "a", "1212" as integer)) as ex; ex 040100010000000000617809 select hex(column_add(column_create("a", 1212 as integer), "a", NULL as integer)) as ex; ex 0400000000 select hex(column_add(column_create("a", 1212 as integer), "b", NULL as integer)) as ex; ex 040100010000000000617809 select hex(column_add(column_create("a", 1212 as integer), "b", 1212 as integer, "a", 11 as integer)) as ex; ex 040200020000000000010010006162167809 select column_get(column_add(column_create("a", 1212 as integer), "b", 1212 as integer, "a", 11 as integer), "a" as integer) as ex; ex 11 select column_get(column_add(column_create("a", 1212 as integer), "b", 1212 as integer, "a", 11 as integer), "b" as integer) as ex; ex 1212 select hex(column_add(column_create("a", 1212 as integer), "a", 1212 as integer, "b", 11 as integer)) as ex; ex 040200020000000000010020006162780916 select hex(column_add(column_create("a", NULL as integer), "a", 1212 as integer, "b", 11 as integer)) as ex; ex 040200020000000000010020006162780916 select hex(column_add(column_create("a", 1212 as integer, "b", 1212 as integer), "a", 11 as integer)) as ex; ex 040200020000000000010010006162167809 select hex(column_add(column_create("a", 1), "a", null)) as ex; ex 0400000000 select column_list(column_add(column_create("a", 1), "a", null)) as ex; ex select column_list(column_add(column_create("a", 1), "a", "")) as ex; ex `a` select hex(column_add("", "a", 1)) as ex; ex 0401000100000000006102 # column delete (names) select hex(column_delete(column_create("a", 1212 as integer, "b", 1212 as integer), "a")) as ex; ex 040100010000000000627809 select hex(column_delete(column_create("a", 1 as integer, "b", 2 as integer, "c", 3 as integer), "b")) as ex; ex 0402000200000000000100100061630206 select hex(column_create("a", 1 as integer, "b", 2 as integer, "c", 3 as integer)) as ex; ex 0403000300000000000100100002002000616263020406 select hex(column_delete(column_create("a", 1 as integer, "b", 2 as integer, "c", 3 as integer), "c")) as ex; ex 0402000200000000000100100061620204 select hex(column_delete(column_create("a", 1 as integer, "b", 2 as integer, "c", 3 as integer), "d")) as ex; ex 0403000300000000000100100002002000616263020406 select hex(column_delete(column_create("a", 1 as integer, "b", 2 as integer, "c", 3 as integer), "b", "a")) as ex; ex 0401000100000000006306 select hex(column_delete(column_create("a", 1 as integer, "b", 2 as integer, "c", 3 as integer), "b", "c")) as ex; ex 0401000100000000006102 select hex(column_delete(column_create("a", 1 as integer, "b", 2 as integer, "c", 3 as integer), "a", "b", "c")) as ex; ex 0400000000 select hex(column_delete(column_create("a", 1 as integer, "b", 2 as integer, "c", 3 as integer), "a", "b", "c", "e")) as ex; ex 0400000000 select hex(column_delete(column_create("a", 1), "a")) as ex; ex 0400000000 select hex(column_delete("", "a")) as ex; ex # # MDEV-458 DNAMES: Server crashes on using an unquoted string # as a dynamic column name # select COLUMN_CREATE(color, "black"); ERROR 42S22: Unknown column 'color' in 'field list' # # MDEV-489 Assertion `offset < 0x1f' failed in # type_and_offset_store on COLUMN_ADD # CREATE TABLE t1 (f1 tinyblob); INSERT INTO t1 VALUES (COLUMN_CREATE('col1', REPEAT('a',30))); select column_check(f1) from t1; column_check(f1) 1 UPDATE t1 SET f1 = COLUMN_ADD( f1, REPEAT('b',211), 'val2' ); Warnings: Warning 1265 Data truncated for column 'f1' at row 1 select column_check(f1) from t1; column_check(f1) 0 UPDATE t1 SET f1 = COLUMN_ADD( f1, REPEAT('c',211), 'val3' ); Warnings: Warning 1265 Data truncated for column 'f1' at row 1 select column_check(f1) from t1; column_check(f1) 0 drop table t1; # # MDEV-490/MDEV-491 null as arguments # SELECT COLUMN_GET( COLUMN_CREATE( 'col', 'val' ), NULL AS CHAR ) as ex; ex NULL SELECT COLUMN_GET( NULL, 'col' as char ) as ex; ex NULL SELECT COLUMN_EXISTS( COLUMN_CREATE( 'col', 'val' ), NULL) as ex; ex NULL SELECT COLUMN_EXISTS( NULL, 'col') as ex; ex NULL SELECT COLUMN_CREATE( NULL, 'val' ) as ex; ex NULL SELECT COLUMN_ADD( NULL, 'val', 'col') as ex; ex NULL # # MDEV-488: Assertion `column_name->length < 255' failed on a # column name with length 255 (precisely) # SELECT hex(COLUMN_CREATE(REPEAT('a',255),1)); hex(COLUMN_CREATE(REPEAT('a',255),1)) 040100FF000000000061616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616102 SELECT hex(COLUMN_CREATE(REPEAT('a',65536),1)); ERROR 22007: Illegal value used as argument of dynamic column function # # JSON conversion # select column_json(column_create("int", -1212 as int, "uint", 12334 as unsigned int, "decimal", "23.344" as decimal, "double", 1.23444e50 as double, "string", 'gdgd\\dhdjh"dhdhd' as char, "time", "0:45:49.000001" AS time, "datetime", "2011-04-05 0:45:49.000001" AS datetime, "date", "2011-04-05" AS date)) as ex; ex {"int":-1212,"date":"2011-04-05","time":"00:45:49.000001","uint":12334,"double":1.23444e50,"string":"gdgd\\dhdjh\"dhdhd","decimal":23.344,"datetime":"2011-04-05 00:45:49.000001"} select column_json(column_create(1, -1212 as int, 2, 12334 as unsigned int, 3, "23.344" as decimal, 4, 1.23444e50 as double, 5, 'gdgd\\dhdjh"dhdhd' as char, 6, "0:45:49.000001" AS time, 7, "2011-04-05 0:45:49.000001" AS datetime, 8, "2011-04-05" AS date)) as ex; ex {"1":-1212,"2":12334,"3":23.344,"4":1.23444e50,"5":"gdgd\\dhdjh\"dhdhd","6":"00:45:49.000001","7":"2011-04-05 00:45:49.000001","8":"2011-04-05"} # # CHECK test # SELECT COLUMN_CHECK(COLUMN_CREATE(1,'a')); COLUMN_CHECK(COLUMN_CREATE(1,'a')) 1 SELECT COLUMN_CHECK('abracadabra'); COLUMN_CHECK('abracadabra') 0 SELECT COLUMN_CHECK(''); COLUMN_CHECK('') 1 SELECT COLUMN_CHECK(NULL); COLUMN_CHECK(NULL) NULL # # escaping check # select column_json(column_create("string", "'\"/\\`.,whatever")),hex(column_create("string", "'\"/\\`.,whatever")); column_json(column_create("string", "'\"/\\`.,whatever")) hex(column_create("string", "'\"/\\`.,whatever")) {"string":"'\"/\\`.,whatever"} 040100060000000300737472696E670827222F5C602E2C7768617465766572 # # embedding test # select column_json(column_create("val", "val", "emb", column_create("val2", "val2"))) as ex; ex {"emb":{"val2":"val2"},"val":"val"} select column_json(column_create(1, "val", 2, column_create(3, "val2"))) as ex; ex {"1":"val","2":{"3":"val2"}} # # Time encoding # select hex(column_create("t", "800:46:06.23434" AS time)) as hex, column_json(column_create("t", "800:46:06.23434" AS time)) as js; hex js 04010001000000070074649363B82003 {"t":"800:46:06.234340"} select hex(column_create(1, "800:46:06.23434" AS time)) as hex, column_json(column_create(1, "800:46:06.23434" AS time)) as js; hex js 000100010007649363B82003 {"1":"800:46:06.234340"} select hex(column_create("t", "800:46:06" AS time)) as hex, column_json(column_create("t", "800:46:06" AS time)) as js; hex js 04010001000000070074860B32 {"t":"800:46:06"} select hex(column_create(1, "800:46:06" AS time)) as hex, column_json(column_create(1, "800:46:06" AS time)) as js; hex js 000100010007000060B82003 {"1":"800:46:06"} select hex(column_create("t", "2012-12-21 10:46:06.23434" AS datetime)) as hex, column_json(column_create("t", "2012-12-21 10:46:06.23434" AS datetime)) as js; hex js 0401000100000005007495B90F649363B80A00 {"t":"2012-12-21 10:46:06.234340"} select hex(column_create(1, "2012-12-21 10:46:06.23434" AS datetime)) as hex, column_json(column_create(1, "2012-12-21 10:46:06.23434" AS datetime)) as js; hex js 00010001000595B90F649363B80A00 {"1":"2012-12-21 10:46:06.234340"} select hex(column_create("t", "2012-12-21 10:46:06" AS datetime)) as hex, column_json(column_create("t", "2012-12-21 10:46:06" AS datetime)) as js; hex js 0401000100000005007495B90F86AB00 {"t":"2012-12-21 10:46:06"} select hex(column_create(1, "2012-12-21 10:46:06" AS datetime)) as hex, column_json(column_create(1, "2012-12-21 10:46:06" AS datetime)) as js; hex js 00010001000595B90F000060B80A00 {"1":"2012-12-21 10:46:06"} # # MDEV-4849: Out of memory error and valgrind warnings on COLUMN_ADD # CREATE TABLE t1 (dyncol tinyblob) ENGINE=MyISAM; INSERT INTO t1 SET dyncol = COLUMN_CREATE( 3, REPEAT('a',330), 4, 'x' ); Warnings: Warning 1265 Data truncated for column 'dyncol' at row 1 SELECT COLUMN_ADD( COLUMN_ADD( dyncol, 1, REPEAT('b',130) ), 3, 'y' ) FROM t1; ERROR HY000: Encountered illegal format of dynamic column string DROP TABLE t1; # #MDEV-5840: group_concat( column_json(dynamic_column )) return empty #result # create table t1 (dyn blob); insert into t1 values (column_create('name1','value1','name2','value2')); select group_concat(cast(column_json(dyn) as char)) as ex from t1; ex {"name1":"value1","name2":"value2"} drop table t1; # # MDEV-7116: Dynamic column hangs/segfaults # create table t1 ( impressions mediumblob ); insert into t1 values (""); update t1 set impressions = column_add(impressions, 'total', 12, '2014-10-28 16:00:00', 3, '2014-10-30 15:00:00', 3, '2014-11-04 09:00:00', 6 ); update t1 set impressions = column_add(impressions, 'total', "a12", '2014-10-28 16:00:00', "a3", '2014-10-30 15:00:00', "a3", '2014-11-04 09:00:00', "a6" ); drop table t1; # # MDEV-8565: COLUMN_CHECK fails on valid data # SELECT COLUMN_CHECK(COLUMN_CREATE('a',0,'b','1')); COLUMN_CHECK(COLUMN_CREATE('a',0,'b','1')) 1 SELECT COLUMN_CHECK(COLUMN_CREATE('a',1,'b','1')); COLUMN_CHECK(COLUMN_CREATE('a',1,'b','1')) 1 SELECT COLUMN_JSON(COLUMN_CREATE('a',0,'b','1')); COLUMN_JSON(COLUMN_CREATE('a',0,'b','1')) {"a":0,"b":"1"} SELECT COLUMN_JSON(COLUMN_CREATE('a',1,'b','1')); COLUMN_JSON(COLUMN_CREATE('a',1,'b','1')) {"a":1,"b":"1"} # # MDEV-8401: COLUMN_CREATE(name, value as DOUBLE) results in string # SELECT COLUMN_JSON( COLUMN_CREATE( 'one', 123.456, 'two', 123.456 as DOUBLE ) ) as ex; ex {"one":123.456,"two":123.456} # # MDEV-8521: Drastic loss of precision in COLUMN_JSON() on DOUBLEs # select column_get(column_create('float', 1.23456789012345E+100 as double), 'float' as double) as ex; ex 1.23456789012345e100 select column_json(column_create('float', 1.23456789012345E+100 as double)) as ex; ex {"float":1.23456789012345e100} select column_json(column_create('float', 1.23456789012345E+10 as double)) as ex; ex {"float":12345678901.2345} # # MDEV-9147: Character set is ignored in Dynamic Column for saved string # SET NAMES utf8; SELECT COLUMN_GET(COLUMN_CREATE(1, 0xC2A2 AS CHAR CHARACTER SET latin1), 1 AS CHAR CHARACTER SET utf8) AS a; a ¢ SELECT COLUMN_GET(COLUMN_CREATE(1, 0xC2A2 AS CHAR CHARACTER SET utf8), 1 AS CHAR CHARACTER SET utf8) AS a; a ¢ # # MDEV-9167: COLUMN_CHECK fails on valid decimal data # SELECT COLUMN_CHECK(COLUMN_CREATE('a',0 AS DECIMAL,'b',1 AS DECIMAL)) as ex; ex 1 SELECT COLUMN_CHECK(COLUMN_CREATE('a',1 AS DECIMAL,'b',1 AS DECIMAL)) as ex; ex 1 SELECT COLUMN_JSON(COLUMN_CREATE('a',0 AS DECIMAL,'b',1 AS DECIMAL)) as ex; ex {"a":0,"b":1} SELECT COLUMN_JSON(COLUMN_CREATE('a',1 AS DECIMAL,'b',1 AS DECIMAL)) as ex; ex {"a":1,"b":1} # # MDEV-7533: COLUMN_JSON() doesn't escape control characters # in string values # SELECT COLUMN_JSON(COLUMN_CREATE('test','"\\\t\n\Z')) AS json; json {"test":"\"\\\u0009\u000A\u001A"} SELECT COLUMN_JSON(COLUMN_CREATE('test','First line\nSecond line')) AS json; json {"test":"First line\u000ASecond line"} # # MDEV-15230: column_json breaks cyrillic in 10.1.31 # set names utf8; create table t1 (b blob); insert into t1 values (column_create('description',column_create('title','Описание'))); select column_json(b) from t1; column_json(b) {"description":{"title":"Описание"}} drop table t1; # # end of 10.0 tests # # # Start of 10.2 tests # create view v1 as select column_get(column_add(column_create(1 , 'blue' as char), 2, 'ttt'), 1 as char); show create view v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select column_get(column_add(column_create(1,'blue' AS char charset utf8mb3 collate utf8mb3_general_ci ),2,'ttt'),1 as char charset utf8mb3) AS `Name_exp_1` utf8mb3 utf8mb3_general_ci select * from v1; Name_exp_1 blue drop view v1; # # MDEV-10134 Add full support for DEFAULT # CREATE TABLE t1 ( name VARCHAR(10), value VARCHAR(10), dyncol0 BLOB DEFAULT COLUMN_CREATE(name, value), value_dyncol0_name0 VARCHAR(10) DEFAULT COLUMN_GET(dyncol0, 'name0' AS CHAR), dyncol1 BLOB DEFAULT COLUMN_ADD(dyncol0, 'name1', 'value1'), value_dyncol1_name1 VARCHAR(10) DEFAULT COLUMN_GET(dyncol1, 'name1' AS CHAR), dyncol2 BLOB DEFAULT COLUMN_DELETE(dyncol1, 'name1'), dyncol2_exists_name0 INT DEFAULT COLUMN_EXISTS(dyncol2, 'name0'), dyncol2_exists_name1 INT DEFAULT COLUMN_EXISTS(dyncol2, 'name1'), dyncol2_check INT DEFAULT COLUMN_CHECK(dyncol2), dyncol1_list TEXT DEFAULT COLUMN_LIST(dyncol1), dyncol1_json TEXT DEFAULT COLUMN_JSON(dyncol1) ); SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `name` varchar(10) DEFAULT NULL, `value` varchar(10) DEFAULT NULL, `dyncol0` blob DEFAULT column_create(`name`,`value`), `value_dyncol0_name0` varchar(10) DEFAULT (column_get(`dyncol0`,'name0' as char charset utf8mb3)), `dyncol1` blob DEFAULT column_add(`dyncol0`,'name1','value1'), `value_dyncol1_name1` varchar(10) DEFAULT (column_get(`dyncol1`,'name1' as char charset utf8mb3)), `dyncol2` blob DEFAULT column_add(`dyncol1`,'name1',NULL AS int), `dyncol2_exists_name0` int(11) DEFAULT column_exists(`dyncol2`,'name0'), `dyncol2_exists_name1` int(11) DEFAULT column_exists(`dyncol2`,'name1'), `dyncol2_check` int(11) DEFAULT column_check(`dyncol2`), `dyncol1_list` text DEFAULT column_list(`dyncol1`), `dyncol1_json` text DEFAULT column_json(`dyncol1`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci INSERT INTO t1 (name,value) VALUES ('name0', 'value0'); SELECT value_dyncol0_name0, value_dyncol1_name1 FROM t1; value_dyncol0_name0 value_dyncol1_name1 value0 value1 SELECT dyncol2_check, dyncol2_exists_name0, dyncol2_exists_name1 FROM t1; dyncol2_check dyncol2_exists_name0 dyncol2_exists_name1 1 1 0 SELECT dyncol1_list FROM t1; dyncol1_list `name0`,`name1` SELECT dyncol1_json FROM t1; dyncol1_json {"name0":"value0","name1":"value1"} DROP TABLE t1; # # End of 10.2 tests # # # MDEV-32140: Valgrind/MSAN warnings in dynamic_column_update_move_left # SELECT COLUMN_GET(COLUMN_ADD(COLUMN_CREATE(1,10),2,NULL,1,NULL),3 AS INTEGER) as ex; ex NULL SELECT HEX(COLUMN_ADD(COLUMN_CREATE(1,10),2,NULL,1,NULL)) as ex; ex 000000 # # End of 10.4 tests # # # Start of 10.5 tests # # # Start of 10.5 tests # # # MDEV-33788 HEX(COLUMN_CREATE(.. AS CHAR ...)) fails with --view-protocol # SELECT hex(column_create(1,'a' AS CHAR CHARACTER SET utf8mb3 COLLATE utf8mb3_bin)) AS ex; ex 0001000100035361 SELECT hex(column_add(column_create( 1, 'a' AS CHAR CHARACTER SET utf8mb3 COLLATE utf8mb3_bin), 2, 'b' AS CHAR CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci)) AS ex; ex 00020001000302001353612162 # # Start of 10.5 tests #