PostgreSQL列所有表结构的查询语句

SELECT tablename FROM pg_tables

WHERE tablename NOT LIKE 'pg%'

AND tablename NOT LIKE 'sql_%'

ORDER BY tablename;

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查询表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