MySQL不支持INTERSECT和MINUS及其替代方法
DoingINTERSECTandMINUSinMySQLDoinganINTERSECTAnINTERSECTissimplyaninnerjoinwherewecomparethetuplesofonetablewiththoseoft
intersect,英语单词,主要用作为动词,用作动词译为“横断,横切;贯穿”。...
DoingINTERSECTandMINUSinMySQLDoinganINTERSECTAnINTERSECTissimplyaninnerjoinwherewecomparethetuplesofonetablewiththoseoft
可以用SQL实现同样的功能,就是麻烦了点。droptablet1;droptablet2;createtablet1(idintprimarykey,nickn