| Current Path : /home/usr.opt/mysql57/mysql-test/suite/sysschema/r/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //home/usr.opt/mysql57/mysql-test/suite/sysschema/r/v_schema_redundant_indexes.result |
DESC sys.schema_redundant_indexes; Field Type Null Key Default Extra table_schema varchar(64) NO table_name varchar(64) NO redundant_index_name varchar(64) NO redundant_index_columns text YES NULL redundant_index_non_unique bigint(1) YES NULL dominant_index_name varchar(64) NO dominant_index_columns text YES NULL dominant_index_non_unique bigint(1) YES NULL subpart_exists int(1) NO 0 sql_drop_index varchar(223) YES NULL SELECT * FROM sys.schema_redundant_indexes; DESC sys.x$schema_flattened_keys; Field Type Null Key Default Extra table_schema varchar(64) NO table_name varchar(64) NO index_name varchar(64) NO non_unique bigint(1) YES NULL subpart_exists bigint(1) YES NULL index_columns text YES NULL SELECT * FROM sys.x$schema_flattened_keys; CREATE DATABASE rkey; CREATE TABLE rkey.rkey ( i INT, j INT, k INT, PRIMARY KEY (i), KEY (j), KEY (j, k), KEY (i, j, k) ); SELECT * FROM sys.schema_redundant_indexes; table_schema table_name redundant_index_name redundant_index_columns redundant_index_non_unique dominant_index_name dominant_index_columns dominant_index_non_unique subpart_exists sql_drop_index rkey rkey j j 1 j_2 j,k 1 0 ALTER TABLE `rkey`.`rkey` DROP INDEX `j` rkey rkey i i,j,k 1 PRIMARY i 0 0 ALTER TABLE `rkey`.`rkey` DROP INDEX `i` DROP DATABASE rkey;