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DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (
a BIT ,
b BIT(20) ,
c BIT(64) ,
d BIT(1) ,
PRIMARY KEY (c)
) ENGINE=rocksdb;
SHOW COLUMNS IN t1;
Field Type Null Key Default Extra
a bit(1) YES NULL
b bit(20) YES NULL
c bit(64) NO PRI NULL
d bit(1) YES NULL
ALTER TABLE t1 DROP COLUMN d;
ALTER TABLE t1 ADD COLUMN d BIT(0) ;
SHOW COLUMNS IN t1;
Field Type Null Key Default Extra
a bit(1) YES NULL
b bit(20) YES NULL
c bit(64) NO PRI NULL
d bit(1) YES NULL
INSERT INTO t1 (a,b,c,d) VALUES (0,POW(2,20)-1,b'1111111111111111111111111111111111111111111111111111111111111111',1);
SELECT BIN(a), HEX(b), c+0 FROM t1 WHERE d>0;
BIN(a) HEX(b) c+0
0 FFFFF 18446744073709551615
INSERT INTO t1 (a,b,c,d) VALUES (1,0,-2,0);
SELECT a+0, b+0, c+0 FROM t1 WHERE d<100;
a+0 b+0 c+0
0 1048575 18446744073709551615
1 0 18446744073709551614
INSERT INTO t1 (a,b,c,d) VALUES (b'1', 'f', 0xFF, 0x0);
SELECT a+0, b+0, c+0 FROM t1 WHERE d IN (0, 2);
a+0 b+0 c+0
1 0 18446744073709551614
1 102 255
DELETE FROM t1;
INSERT INTO t1 (a,b,c,d) VALUES (0x10,0,0,1);
Warnings:
Warning 1264 Out of range value for column 'a' at row 1
SELECT a+0,b+0,c+0,d+0 FROM t1;
a+0 b+0 c+0 d+0
1 0 0 1
INSERT INTO t1 (a,b,c,d) VALUES (0x01,0,0x10000000000000000,0);
Warnings:
Warning 1264 Out of range value for column 'c' at row 1
SELECT a+0,b+0,c+0,d+0 FROM t1;
a+0 b+0 c+0 d+0
1 0 0 1
1 0 18446744073709551615 0
DROP TABLE t1;
CREATE TABLE t1 (pk INT PRIMARY KEY, a BIT(65) ) ENGINE=rocksdb;
ERROR 42000: Display width out of range for 'a' (max = 64)
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