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SQL code:
SELECT *
from A
INNER JOIN B ON A.SN=B.SN AND A.SN='abc'
SQL code:
select * from a where SN='abc'
union all
select * from b where SN='abc'
select * from a where SN='abc'
union all
select * from b where SN='abc'
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ÀïÃæ ÓÐÒ»¸öÁÐ quanxian
id name quanxian
1 a 001;002;003;
2 b 002;003;
3 ......
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Num
6111
6201
6520
65121
60087
46300
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SQL code:
update tb set
num = s ......
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insert into a values('b1',10)
insert into a values( ......
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Code char(6)
CreateTime datetime
Price float
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Code CreateTime Price
031021 2008-10-17 15:00:1 ......