diff options
Diffstat (limited to 'storage/rocksdb/mysql-test/rocksdb/r/add_index_inplace.result')
-rw-r--r-- | storage/rocksdb/mysql-test/rocksdb/r/add_index_inplace.result | 505 |
1 files changed, 505 insertions, 0 deletions
diff --git a/storage/rocksdb/mysql-test/rocksdb/r/add_index_inplace.result b/storage/rocksdb/mysql-test/rocksdb/r/add_index_inplace.result new file mode 100644 index 00000000..20f84dd5 --- /dev/null +++ b/storage/rocksdb/mysql-test/rocksdb/r/add_index_inplace.result @@ -0,0 +1,505 @@ +drop table if exists t1; +CREATE TABLE t1 (a INT, b INT, KEY ka(a), KEY kab(a,b)) ENGINE=RocksDB; +INSERT INTO t1 (a, b) VALUES (1, 5); +INSERT INTO t1 (a, b) VALUES (2, 6); +INSERT INTO t1 (a, b) VALUES (3, 7); +ALTER TABLE t1 ADD INDEX kb(b), ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + KEY `ka` (`a`), + KEY `kab` (`a`,`b`), + KEY `kb` (`b`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(kb) WHERE b > 5; +a b +2 6 +3 7 +SELECT * FROM t1 FORCE INDEX(kab) WHERE a > 2; +a b +3 7 +DROP TABLE t1; +CREATE TABLE t1 (a INT, b INT, KEY ka(a), KEY kab(a,b)) ENGINE=RocksDB; +INSERT INTO t1 (a, b) VALUES (1, 5); +INSERT INTO t1 (a, b) VALUES (2, 6); +INSERT INTO t1 (a, b) VALUES (3, 7); +ALTER TABLE t1 ADD INDEX kb(b), DROP INDEX ka, ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + KEY `kab` (`a`,`b`), + KEY `kb` (`b`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(kb) WHERE b > 5; +a b +2 6 +3 7 +SELECT * FROM t1 FORCE INDEX(kab) WHERE a > 2; +a b +3 7 +DROP TABLE t1; +CREATE TABLE t1 (a INT, b INT, KEY ka(a), KEY kab(a,b)) ENGINE=RocksDB; +INSERT INTO t1 (a, b) VALUES (1, 5); +INSERT INTO t1 (a, b) VALUES (2, 6); +INSERT INTO t1 (a, b) VALUES (3, 7); +ALTER TABLE t1 DROP INDEX ka, DROP INDEX kab, ALGORITHM=INPLACE; +ALTER TABLE t1 ADD INDEX kb(b), ADD INDEX kab(a,b), ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + KEY `kb` (`b`), + KEY `kab` (`a`,`b`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(kb) WHERE b > 5; +a b +2 6 +3 7 +SELECT * FROM t1 FORCE INDEX(kab) WHERE a > 2; +a b +3 7 +DROP TABLE t1; +CREATE TABLE t1 (a INT, b INT, KEY ka(a), KEY kab(a,b)) ENGINE=RocksDB; +INSERT INTO t1 (a, b) VALUES (1, 5); +INSERT INTO t1 (a, b) VALUES (2, 6); +INSERT INTO t1 (a, b) VALUES (3, 7); +ALTER TABLE t1 ADD INDEX kb(b), DROP INDEX ka, ADD INDEX kba(b,a), DROP INDEX kab, ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + KEY `kb` (`b`), + KEY `kba` (`b`,`a`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(kb) WHERE b > 5; +a b +2 6 +3 7 +SELECT * FROM t1 FORCE INDEX(kba) WHERE a > 2; +a b +3 7 +DROP TABLE t1; +CREATE TABLE t1 (a INT, b INT, KEY ka(a), KEY kab(a,b)) ENGINE=RocksDB; +ALTER TABLE t1 DROP INDEX ka, ADD INDEX ka(b), ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + KEY `kab` (`a`,`b`), + KEY `ka` (`b`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(ka) WHERE b > 5; +a b +SELECT * FROM t1 FORCE INDEX(kab) WHERE a > 2; +a b +DROP TABLE t1; +CREATE TABLE t1 (pk CHAR(8) PRIMARY KEY, a VARCHAR(11), b INT UNSIGNED) ENGINE=rocksdb charset utf8 collate utf8_bin; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `pk` char(8) COLLATE utf8_bin NOT NULL, + `a` varchar(11) COLLATE utf8_bin DEFAULT NULL, + `b` int(10) unsigned DEFAULT NULL, + PRIMARY KEY (`pk`) +) ENGINE=ROCKSDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin +SHOW COLUMNS IN t1; +Field Type Null Key Default Extra +pk char(8) NO PRI NULL +a varchar(11) YES NULL +b int(10) unsigned YES NULL +INSERT INTO t1 VALUES ('aaa', '1111', 1); +INSERT INTO t1 VALUES ('bbb', '2222', 2); +INSERT INTO t1 VALUES ('ccc', '3333', 3); +ALTER TABLE t1 ADD INDEX kab(a,b), ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `pk` char(8) COLLATE utf8_bin NOT NULL, + `a` varchar(11) COLLATE utf8_bin DEFAULT NULL, + `b` int(10) unsigned DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `kab` (`a`,`b`) +) ENGINE=ROCKSDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(kab) WHERE a > '2' AND b < 3; +pk a b +bbb 2222 2 +DROP TABLE t1; +CREATE TABLE t1 (pk CHAR(8) PRIMARY KEY, a VARCHAR(11), b INT UNSIGNED) ENGINE=rocksdb charset utf8 collate utf8_bin; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `pk` char(8) COLLATE utf8_bin NOT NULL, + `a` varchar(11) COLLATE utf8_bin DEFAULT NULL, + `b` int(10) unsigned DEFAULT NULL, + PRIMARY KEY (`pk`) +) ENGINE=ROCKSDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin +SHOW COLUMNS IN t1; +Field Type Null Key Default Extra +pk char(8) NO PRI NULL +a varchar(11) YES NULL +b int(10) unsigned YES NULL +INSERT INTO t1 VALUES ('aaa', '1111', 1); +INSERT INTO t1 VALUES ('bbb', '2222', 2); +INSERT INTO t1 VALUES ('ccc', '3333', 3); +ALTER TABLE t1 ADD INDEX kab(a,b), ALGORITHM=INPLACE; +ALTER TABLE t1 ADD INDEX ka(a), DROP INDEX kab, ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `pk` char(8) COLLATE utf8_bin NOT NULL, + `a` varchar(11) COLLATE utf8_bin DEFAULT NULL, + `b` int(10) unsigned DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `ka` (`a`) +) ENGINE=ROCKSDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(ka) WHERE a > '2' AND b < 3; +pk a b +bbb 2222 2 +DROP TABLE t1; +CREATE TABLE t1 (pk CHAR(8) PRIMARY KEY, a VARCHAR(11), b INT UNSIGNED) ENGINE=rocksdb charset utf8 collate utf8_bin; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `pk` char(8) COLLATE utf8_bin NOT NULL, + `a` varchar(11) COLLATE utf8_bin DEFAULT NULL, + `b` int(10) unsigned DEFAULT NULL, + PRIMARY KEY (`pk`) +) ENGINE=ROCKSDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin +SHOW COLUMNS IN t1; +Field Type Null Key Default Extra +pk char(8) NO PRI NULL +a varchar(11) YES NULL +b int(10) unsigned YES NULL +INSERT INTO t1 VALUES ('aaa', '1111', 1); +INSERT INTO t1 VALUES ('bbb', '2222', 2); +INSERT INTO t1 VALUES ('ccc', '3333', 3); +ALTER TABLE t1 ADD INDEX kab(a,b), ADD INDEX ka(a), ADD INDEX kb(b), ALGORITHM=INPLACE; +ALTER TABLE t1 DROP INDEX ka, DROP INDEX kb, ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `pk` char(8) COLLATE utf8_bin NOT NULL, + `a` varchar(11) COLLATE utf8_bin DEFAULT NULL, + `b` int(10) unsigned DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `kab` (`a`,`b`) +) ENGINE=ROCKSDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(kab) WHERE a > '2' AND b < 3; +pk a b +bbb 2222 2 +DROP TABLE t1; +CREATE TABLE t1 (a INT, b INT, KEY ka(a), KEY kab(a,b)) ENGINE=RocksDB; +INSERT INTO t1 (a, b) VALUES (1, 5); +INSERT INTO t1 (a, b) VALUES (2, 6); +INSERT INTO t1 (a, b) VALUES (3, 7); +CREATE INDEX kb on t1 (b); +CREATE INDEX kba on t1 (b,a); +DROP INDEX ka on t1; +DROP INDEX kab on t1; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + KEY `kb` (`b`), + KEY `kba` (`b`,`a`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(kb) WHERE b > 5; +a b +2 6 +3 7 +SELECT * FROM t1 FORCE INDEX(kba) WHERE a > 2; +a b +3 7 +DROP TABLE t1; +CREATE TABLE t1 (i INT, j INT, k INT, PRIMARY KEY (i), KEY(j)) ENGINE = ROCKSDB PARTITION BY KEY(i) PARTITIONS 4; +ALTER TABLE t1 ADD INDEX kij(i,j), ALGORITHM=INPLACE; +DROP INDEX kij ON t1; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `i` int(11) NOT NULL, + `j` int(11) DEFAULT NULL, + `k` int(11) DEFAULT NULL, + PRIMARY KEY (`i`), + KEY `j` (`j`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 + PARTITION BY KEY (`i`) +PARTITIONS 4 +SELECT * FROM t1 ORDER BY i LIMIT 10; +i j k +1 1 1 +2 2 2 +3 3 3 +4 4 4 +5 5 5 +6 6 6 +7 7 7 +8 8 8 +9 9 9 +10 10 10 +SELECT COUNT(*) FROM t1; +COUNT(*) +100 +DROP TABLE t1; +set @tmp_rocksdb_strict_collation_check= @@rocksdb_strict_collation_check; +set global rocksdb_strict_collation_check=1; +CREATE TABLE t1 (a INT, b TEXT); +# MariaDB no longer gives ER_UNSUPPORTED_COLLATION +ALTER TABLE t1 ADD KEY kb(b(10)); +ALTER TABLE t1 ADD PRIMARY KEY(a); +DROP TABLE t1; +CREATE TABLE t1 (a INT, b TEXT collate utf8_general_ci); +# MariaDB no longer gives ER_UNSUPPORTED_COLLATION +ALTER TABLE t1 ADD KEY kb(b(10)); +Warnings: +Warning 1815 Internal error: Indexed column test.t1.b uses a collation that does not allow index-only access in secondary key and has reduced disk space efficiency in primary key. +ALTER TABLE t1 ADD PRIMARY KEY(a); +DROP TABLE t1; +set global rocksdb_strict_collation_check= @tmp_rocksdb_strict_collation_check; +set global rocksdb_bulk_load=1; +# Establish connection con1 (user=root) +connect con1,localhost,root,,; +# Switch to connection con1 +connection con1; +show global variables like 'rocksdb_bulk_load%'; +Variable_name Value +rocksdb_bulk_load ON +rocksdb_bulk_load_allow_sk OFF +rocksdb_bulk_load_allow_unsorted OFF +rocksdb_bulk_load_size 1000 +show session variables like 'rocksdb_bulk_load%'; +Variable_name Value +rocksdb_bulk_load ON +rocksdb_bulk_load_allow_sk OFF +rocksdb_bulk_load_allow_unsorted OFF +rocksdb_bulk_load_size 1000 +CREATE TABLE t1 (i INT, j INT, PRIMARY KEY (i)) ENGINE = ROCKSDB; +INSERT INTO t1 VALUES (1,1); +# Disconnecting on con1 +disconnect con1; +# Establish connection con2 (user=root) +connect con2,localhost,root,,; +# Switch to connection con2 +connection con2; +ALTER TABLE t1 ADD INDEX kj(j), ALGORITHM=INPLACE; +SELECT COUNT(*) FROM t1 FORCE INDEX(PRIMARY); +COUNT(*) +1 +SELECT COUNT(*) FROM t1 FORCE INDEX(kj); +COUNT(*) +1 +DROP TABLE t1; +disconnect con2; +# Establish connection con1 (user=root) +connect con1,localhost,root,,; +# Establish connection con2 (user=root) +connect con2,localhost,root,,; +# Switch to connection con1 +connection con1; +CREATE TABLE t1 (i INT, j INT, PRIMARY KEY (i)) ENGINE = ROCKSDB; +set rocksdb_bulk_load=1; +INSERT INTO t1 VALUES (1,1); +# Switch to connection con2 +connection con2; +SELECT COUNT(*) FROM t1 FORCE INDEX(PRIMARY); +COUNT(*) +0 +ALTER TABLE t1 ADD INDEX kj(j), ALGORITHM=INPLACE; +SELECT COUNT(*) FROM t1 FORCE INDEX(PRIMARY); +COUNT(*) +1 +SELECT COUNT(*) FROM t1 FORCE INDEX(kj); +COUNT(*) +1 +set global rocksdb_bulk_load=0; +DROP TABLE t1; +connection default; +SET @prior_rocksdb_merge_combine_read_size= @@rocksdb_merge_combine_read_size; +SET @prior_rocksdb_strict_collation_check= @@rocksdb_strict_collation_check; +SET @prior_rocksdb_merge_buf_size = @@rocksdb_merge_buf_size; +SET global rocksdb_strict_collation_check = off; +SET session rocksdb_merge_combine_read_size = 566; +SET session rocksdb_merge_buf_size = 340; +show variables like 'rocksdb_bulk_load%'; +Variable_name Value +rocksdb_bulk_load OFF +rocksdb_bulk_load_allow_sk OFF +rocksdb_bulk_load_allow_unsorted OFF +rocksdb_bulk_load_size 1000 +CREATE TABLE t1 (a VARCHAR(80)) ENGINE=RocksDB; +INSERT INTO t1 (a) VALUES (REPEAT("a", 80)); +INSERT INTO t1 (a) VALUES (REPEAT("a", 80)); +INSERT INTO t1 (a) VALUES (REPEAT("a", 80)); +INSERT INTO t1 (a) VALUES (REPEAT("a", 80)); +ALTER TABLE t1 ADD INDEX ka(a), ALGORITHM=INPLACE; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` varchar(80) DEFAULT NULL, + KEY `ka` (`a`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 FORCE INDEX(ka) WHERE a > ""; +a +aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +DROP TABLE t1; +SET session rocksdb_merge_buf_size = @prior_rocksdb_merge_buf_size; +SET session rocksdb_merge_combine_read_size = @prior_rocksdb_merge_combine_read_size; +SET global rocksdb_strict_collation_check = @prior_rocksdb_strict_collation_check; +CREATE TABLE t1 (i INT, j INT, PRIMARY KEY (i)) ENGINE = ROCKSDB; +set global rocksdb_force_flush_memtable_now=1; +ALTER TABLE t1 ADD INDEX kj(j), ALGORITHM=INPLACE; +larger +1 +# restart +larger +1 +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +larger +1 +# restart +larger +1 +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +select 1300 < 1300 * 1.5 as "same"; +same +1 +DROP TABLE t1; +CREATE TABLE t1 ( +a INT PRIMARY KEY, +b INT, +c INT, +KEY kbc(b,c)) ENGINE = ROCKSDB; +INSERT INTO t1 (a,b,c) VALUES (1,1,1); +INSERT INTO t1 (a,b,c) VALUES (2,2,2); +INSERT INTO t1 (a,b,c) VALUES (3,3,3); +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) NOT NULL, + `b` int(11) DEFAULT NULL, + `c` int(11) DEFAULT NULL, + PRIMARY KEY (`a`), + KEY `kbc` (`b`,`c`) +) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 +ALTER TABLE t1 DROP INDEX kbc, ADD INDEX kbc(b,c), ALGORITHM=INPLACE; +ALTER TABLE t1 DROP INDEX kbc; +DROP TABLE t1; +CREATE TABLE t1 ( +a INT PRIMARY KEY, +b varchar(10), +index kb(b(5)) +) ENGINE = ROCKSDB charset utf8 collate utf8_bin; +INSERT INTO t1 (a,b) VALUES (1,'1111122222'); +INSERT INTO t1 (a,b) VALUES (2,'2222233333'); +INSERT INTO t1 (a,b) VALUES (3,'3333344444'); +ALTER TABLE t1 DROP INDEX kb, ADD INDEX kb(b(8)), ALGORITHM=INPLACE; +SELECT * FROM t1 FORCE INDEX(kb); +a b +1 1111122222 +2 2222233333 +3 3333344444 +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) NOT NULL, + `b` varchar(10) COLLATE utf8_bin DEFAULT NULL, + PRIMARY KEY (`a`), + KEY `kb` (`b`(8)) +) ENGINE=ROCKSDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin +DROP TABLE t1; +SET @prior_rocksdb_table_stats_sampling_pct = @@rocksdb_table_stats_sampling_pct; +set global rocksdb_table_stats_sampling_pct = 100; +CREATE TABLE t1 (a INT, b INT, PRIMARY KEY ka(a)) ENGINE=RocksDB; +Warnings: +Warning 1280 Name 'ka' ignored for PRIMARY key. +INSERT INTO t1 (a, b) VALUES (1, 10); +INSERT INTO t1 (a, b) VALUES (2, 10); +INSERT INTO t1 (a, b) VALUES (3, 20); +INSERT INTO t1 (a, b) VALUES (4, 20); +set global rocksdb_force_flush_memtable_now=1; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +SHOW INDEX in t1; +Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment +t1 0 PRIMARY 1 a A 4 NULL NULL LSMTREE +ALTER TABLE t1 ADD INDEX kb(b), ALGORITHM=INPLACE; +SHOW INDEX in t1; +Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment +t1 0 PRIMARY 1 a A 4 NULL NULL LSMTREE +t1 1 kb 1 b A 2 NULL NULL YES LSMTREE +DROP TABLE t1; +SET global rocksdb_table_stats_sampling_pct = @prior_rocksdb_table_stats_sampling_pct; |