select a.attnum AS "序号", c.relname AS "表名", cast(obj_description(relfilenode,'pg_class') as varchar) AS "表名描述", a.attname AS "列名", concat_ws('',t.typname,SUBSTRING(format_type(a.atttypid,a.atttypmod) from '(.*)')) as "字段类型", d.description AS "备注" from pg_class c, pg_attribute a , pg_type t, pg_description d where c.relname = '表名' and a.attnum>0 and a.attrelid = c.oid and a.atttypid = t.oid and d.objoid=a.attrelid and d.objsubid=a.attnum ORDER BY c.relname DESC,a.attnum ASC
最后
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