PostgreSQL 列全部表結構的查詢語句

SELECT   tablename   FROM   pg_tables   WHERE   tablename   NOT   LIKE   'pg%'   AND tablename NOT LIKE 'sql_%' ORDER   BY   tablename; 查詢表t_appointment_apply表的字段信息 SELECT a.attnum,a.attname AS field,t.typname AS type,a.attlen AS length,a .atttypmod AS lengthvar,a.attnotnull AS notnull from pg_class c,pg_attribute a,pg_type t where c.relname='t_appointment_apply' and a.attnum>0 and a.attrelid=c.oid and a.atttypid=t.oid