Postgres 一些系统表
1. 列出数据库所有用户自建表名.
SELECT tablename FROM pg_tables WHERE tablename NOT LIKE 'pg%' AND tablename NOT LIKE 'sql_%' ORDER BY tablename;
2. 列出所有序列:
select relname from pg_class where relkind='S';
relkind (var) r = 普通表,i = 索引,S = 序列,v = 视图, c = 复合类型,s = 特殊,t = TOAST表
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