CREATE SCHEMA test_public_schema; Affected Rows: 1 CREATE SCHEMA test_public_schema; Error: 1004(InvalidArguments), Schema test_public_schema already exists CREATE SCHEMA IF NOT EXISTS test_public_schema; Affected Rows: 1 SHOW DATABASES LIKE '%public%'; +--------------------+ | Database | +--------------------+ | public | | test_public_schema | +--------------------+ SHOW DATABASES WHERE Database = 'test_public_schema'; +--------------------+ | Database | +--------------------+ | test_public_schema | +--------------------+ USE test_public_schema; Affected Rows: 0 CREATE TABLE hello(i TIMESTAMP TIME INDEX); Affected Rows: 0 DROP TABLE hello; Affected Rows: 0 CREATE TABLE hello(i TIMESTAMP TIME INDEX); Affected Rows: 0 SHOW TABLES FROM test_public_schema; +--------+ | Tables | +--------+ | hello | +--------+ SHOW TABLES FROM public; +---------+ | Tables | +---------+ | numbers | +---------+ INSERT INTO hello VALUES (2), (3), (4); Affected Rows: 3 SELECT * FROM hello; +-------------------------+ | i | +-------------------------+ | 1970-01-01T00:00:00.002 | | 1970-01-01T00:00:00.003 | | 1970-01-01T00:00:00.004 | +-------------------------+ SHOW TABLES; +--------+ | Tables | +--------+ | hello | +--------+ SHOW FULL TABLES WHERE Table_type != 'VIEW'; +--------+------------+ | Tables | Table_type | +--------+------------+ | hello | BASE TABLE | +--------+------------+ DROP TABLE hello; Affected Rows: 0 DROP TABLE hello; Error: 4001(TableNotFound), Table not found: greptime.test_public_schema.hello SHOW TABLES FROM test_public_schema; ++ ++ SHOW TABLES FROM public; +---------+ | Tables | +---------+ | numbers | +---------+ SHOW TABLES FROM public WHERE Tables = 'numbers'; +---------+ | Tables | +---------+ | numbers | +---------+ DROP SCHEMA test_public_schema; Error: 1004(InvalidArguments), Schema `test_public_schema` is in use USE public; Affected Rows: 0 DROP SCHEMA test_public_schema; Affected Rows: 0 SELECT * FROM test_public_schema.hello; Error: 4001(TableNotFound), Failed to plan SQL: Table not found: greptime.test_public_schema.hello USE public; Affected Rows: 0