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uID uName
1 СÀî
2 СÕÅ
table2:
pID uID type
1 1 H1
2 2 H2
table3:
uID teamID
1 T1
1 T2
1 T4
2 T1
2 T3
2 T4
2 T5
table4:
teamID teamName
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T3 ¼±¾È
T4 Ò½Ò©
T5 ÆäËû
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wm_concat(d.teamname),
b.type
from table1 a,table2 b,table3 c,table4 d
where a.uid=b.uid
and a.uid=c.uid
and c.teamid=d.teamid
group by a.uid,a.uname,b.type
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update table_a A
set A.flag=1
where A.id in (select B.id from table_b B)
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update table_a A
set A.flag=1
where ......
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