DROP DATABASE IF EXISTS test1; DROP DATABASE IF EXISTS test2; CREATE DATABASE test1; CREATE DATABASE test2; CREATE TABLE test1.t1 (f1 VARCHAR(20)) ENGINE = <engine_to_be_used>; CREATE TABLE test1.t2 (f1 VARCHAR(20)) ENGINE = <engine_to_be_used>; CREATE TABLE test2.t1 (f1 VARCHAR(20)) ENGINE = <engine_to_be_used>; SELECT *, LEFT( table_comment, IF(INSTR(table_comment,'InnoDB free') = 0 AND INSTR(table_comment,'number_of_replicas') = 0, LENGTH(table_comment), INSTR(table_comment,'InnoDB free') + INSTR(table_comment,'number_of_replicas') - 1)) AS "user_comment", '-----------------------------------------------------' AS "Separator" FROM information_schema.tables WHERE table_schema LIKE 'test%' AND table_type = 'BASE TABLE' ORDER BY table_schema,table_name; TABLE_CATALOG def TABLE_SCHEMA test1 TABLE_NAME t1 TABLE_TYPE BASE TABLE ENGINE InnoDB VERSION 10 ROW_FORMAT Compact TABLE_ROWS #TBLR# AVG_ROW_LENGTH #ARL# DATA_LENGTH #DL# MAX_DATA_LENGTH #MDL# INDEX_LENGTH #IL# DATA_FREE #DF# AUTO_INCREMENT NULL CREATE_TIME #CRT# UPDATE_TIME #UT# CHECK_TIME #CT# TABLE_COLLATION latin1_swedish_ci CHECKSUM NULL CREATE_OPTIONS #CO# TABLE_COMMENT #TC# user_comment Separator ----------------------------------------------------- TABLE_CATALOG def TABLE_SCHEMA test1 TABLE_NAME t2 TABLE_TYPE BASE TABLE ENGINE InnoDB VERSION 10 ROW_FORMAT Compact TABLE_ROWS #TBLR# AVG_ROW_LENGTH #ARL# DATA_LENGTH #DL# MAX_DATA_LENGTH #MDL# INDEX_LENGTH #IL# DATA_FREE #DF# AUTO_INCREMENT NULL CREATE_TIME #CRT# UPDATE_TIME #UT# CHECK_TIME #CT# TABLE_COLLATION latin1_swedish_ci CHECKSUM NULL CREATE_OPTIONS #CO# TABLE_COMMENT #TC# user_comment Separator ----------------------------------------------------- TABLE_CATALOG def TABLE_SCHEMA test2 TABLE_NAME t1 TABLE_TYPE BASE TABLE ENGINE InnoDB VERSION 10 ROW_FORMAT Compact TABLE_ROWS #TBLR# AVG_ROW_LENGTH #ARL# DATA_LENGTH #DL# MAX_DATA_LENGTH #MDL# INDEX_LENGTH #IL# DATA_FREE #DF# AUTO_INCREMENT NULL CREATE_TIME #CRT# UPDATE_TIME #UT# CHECK_TIME #CT# TABLE_COLLATION latin1_swedish_ci CHECKSUM NULL CREATE_OPTIONS #CO# TABLE_COMMENT #TC# user_comment Separator ----------------------------------------------------- SHOW TABLES FROM test1; Tables_in_test1 t1 t2 SHOW TABLES FROM test2; Tables_in_test2 t1 DROP USER testuser1@localhost; CREATE USER testuser1@localhost; GRANT SELECT ON test1.* TO testuser1@localhost; # Establish connection testuser1 (user=testuser1) SELECT *, LEFT( table_comment, IF(INSTR(table_comment,'InnoDB free') = 0 AND INSTR(table_comment,'number_of_replicas') = 0, LENGTH(table_comment), INSTR(table_comment,'InnoDB free') + INSTR(table_comment,'number_of_replicas') - 1)) AS "user_comment", '-----------------------------------------------------' AS "Separator" FROM information_schema.tables WHERE table_schema LIKE 'test%' AND table_type = 'BASE TABLE' ORDER BY table_schema,table_name; TABLE_CATALOG def TABLE_SCHEMA test1 TABLE_NAME t1 TABLE_TYPE BASE TABLE ENGINE InnoDB VERSION 10 ROW_FORMAT Compact TABLE_ROWS #TBLR# AVG_ROW_LENGTH #ARL# DATA_LENGTH #DL# MAX_DATA_LENGTH #MDL# INDEX_LENGTH #IL# DATA_FREE #DF# AUTO_INCREMENT NULL CREATE_TIME #CRT# UPDATE_TIME #UT# CHECK_TIME #CT# TABLE_COLLATION latin1_swedish_ci CHECKSUM NULL CREATE_OPTIONS #CO# TABLE_COMMENT #TC# user_comment Separator ----------------------------------------------------- TABLE_CATALOG def TABLE_SCHEMA test1 TABLE_NAME t2 TABLE_TYPE BASE TABLE ENGINE InnoDB VERSION 10 ROW_FORMAT Compact TABLE_ROWS #TBLR# AVG_ROW_LENGTH #ARL# DATA_LENGTH #DL# MAX_DATA_LENGTH #MDL# INDEX_LENGTH #IL# DATA_FREE #DF# AUTO_INCREMENT NULL CREATE_TIME #CRT# UPDATE_TIME #UT# CHECK_TIME #CT# TABLE_COLLATION latin1_swedish_ci CHECKSUM NULL CREATE_OPTIONS #CO# TABLE_COMMENT #TC# user_comment Separator ----------------------------------------------------- SHOW TABLES FROM test1; Tables_in_test1 t1 t2 SHOW TABLES FROM test2; ERROR 42000: Access denied for user 'testuser1'@'localhost' to database 'test2' # Switch to connection default and close connection testuser1 DROP USER testuser1@localhost; DROP DATABASE test1; DROP DATABASE test2;