查詢資料庫中所有表名
select table_name from information_schema.tables where table_schema='csdb' and table_type='base table';
查詢指定資料庫中指定表的所有字段名column_name
select column_name from information_schema.columns where table_schema='csdb' and table_name='users'
查詢資料庫中所有表名
select table_name from information_schema.tables where table_schema='csdb' and table_type='base table';
查詢指定資料庫中指定表的所有字段名column_name
select column_name from information_schema.columns where table_schema='csdb' and table_name='users'