摘要:
比较两个字段值是否相等 SELECT * FROM table_a WHERE account = card_num; 比较两个字段值是否不等 SELECT * FROM table_a WHERE account != card_num; 比较两个字段值大小 SELECT * FROM table 阅读全文
摘要:
@echo off echo Delete HKEY_CURRENT_USER\Software\PremiumSoft\NavicatPremium\Registration[version and language] for /f %%i in ('"REG QUERY "HKEY_CURREN 阅读全文