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str="select * from ±í1,±í2 where ±í1.email=±í2.email order by id desc"
SQL code:
select count(1),a.name from ±í1 as a inner join ±í2 as b on a.email=b.email group by a.name
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SQL code:
SELECT r.realname,t.usid,t.vi from hr_resume r,(SELECT COUNT(exp.usid)AS vi,usid from hr_experience exp GROUP BY exp.usid)t WHERE r.usid=t.usid ORDER BY t.vi DESC
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