select left(email,locate('@',email)-1),(select name from domain where domain.enterpriseid = email.enterpriseid limit 1) as name from email where id=492699 and left(email,locate('@',email)-1)='chengjr' limit 1
作者:jackxiang@向东博客 专注WEB应用 构架之美 --- 构架之美,在于尽态极妍 | 应用之美,在于药到病除
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