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关于SQL语句的大小写
2022-06-29 06:57:00 【CSDN问答】
教师表T:(tno、tn、sex、age、prof、sal)
课程表C:(cno、cname、credit)
授课表TC:(tno、cno)
数据库三个表为小写,那么在SQL查询的时候用改成小写吗?
例如SELECT *
FROM T
WHERE TNO=‘S3’
还是SELECT *
FROM T
WHERE tno=‘S3’
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