摘要:
MySQL 8.0及以上版本:使用WITH RECURSIVE WITH RECURSIVE是SQL中用于执行递归查询的语法,特别适合于处理层级结构或递归数据(如树形结构、图结构)。其基本语法结构如下: WITH RECURSIVE CTE_name AS ( SELECT column1, col 阅读全文
摘要:
Option Explicit ValidationMode = True InteractiveMode = im_Batch Dim mdl ' the current model ' get the current active model Set mdl = ActiveModel If ( 阅读全文