前端之家收集整理的这篇文章主要介绍了
pg的function的编写，
前端之家小编觉得挺不错的，现在分享给大家，也给大家做个参考。
语法
CREATE OR REPLACE FUNCTION public.em_quick_query(
IN userid character varying,IN orgid character varying)
RETURNS TABLE(id bigint,parent_id bigint) AS
$BODY$
BEGIN
RETURN QUERY EXECUTE
'select id,parent_id from ... where xx = ' || id || ' and ...' ;
END;
$BODY$
LANGUAGE plpgsql VOLATILE
COST 100
ROWS 1000;
ALTER FUNCTION public.em_quick_query(character varying,character varying)
OWNER TO myuser;
select * from em_quick_query(201,10)
原文链接：https://www.f2er.com/postgresql/194470.html
