摘要:在路径下打开cmd;新建文本格式之后粘贴进去代码,之后更改后缀名称为.bat;拖进cmd中; @echo off Setlocal Enabledelayedexpansion set "str= " for /f "delims=" %%i in ('dir /b *.*') do ( set "
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摘要:准备数据 CREATE TABLE students (sno VARCHAR(3) not null, sname VARCHAR(3) not null, ssex VARCHAR(2) not null, sbirthday datetime, class VARCHAR(5) ) CREAT
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