select name from teacher where id = ?select name from student where id = ?怎么用一條sql語(yǔ)句寫???不準(zhǔn)傳表名!!
sql用一條select語(yǔ)句對(duì)兩張結(jié)構(gòu)相同數(shù)據(jù)不同的表查詢
qq_MEGALOVANIA_0
2019-04-17 19:09:24
