题目链接:点击打开链接
题目大意:略。
解题思路:略。
AC 代码
SELECTnameFROMsalespersonWHEREsales_idNOTIN (SELECTsales_idFROMordersWHEREcom_id= (SELECTcom_idFROMcompanyWHEREname='RED'))
题目链接:点击打开链接
题目大意:略。
解题思路:略。
AC 代码
SELECTnameFROMsalespersonWHEREsales_idNOTIN (SELECTsales_idFROMordersWHEREcom_id= (SELECTcom_idFROMcompanyWHEREname='RED'))