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· 3 dbitc : TNAME(name) T##name :(name)T,(name)T## #define TNAME(name) T##name TNAME(x) =====> Tx TNAME…
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2016-2-28 · SQL ''002'''''' sql. 2016-02-28 15:11. 3 update teacher set tname="" where tno= (select distinct tno from course where cno="002")
2018-8-17 · select tname, case when ttype = '''' then tscor else 0 end from testScore. 1). select tname, tscor from testScore group by tname; select tname, (case when ttype='''' then tscor else 0 end) '''', (case when ttype ='''' then tscor else 0 end) '''', (case when ttype ='''' then tscor ...
2016-9-20 · select Tname from Teacher t,Department d,Work w where t.Tno=w.Tno and d.Dno= w.Dno and Dno=''T1'' ? 2015-06-01 。teacher(tno,tname,t... 1 2020-06-18 ...
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2016-10-17 · 19、 "3-105""109"。select * from score s where s.cno=''3-105'' and s gree>(select degree from score e where e.sno=''109'' and e.cno=''3-105'');20、score...
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