去掉无需要表对应的left join

sqlconfig/system_controller/system_find_user_page_count.tpl

@@ -3,10 +3,12 @@ select
     count(*) records
 from
     sys_user
+{{if ne .cn_org_id ""}}
 left join
     sys_org
 on
     sys_user.org_id = sys_org.id
+{{end}}
 where
 	sys_user.del_flag = 0
 {{if ne .name ""}}