开发说下面这个sql语句跑不出结果SELECT
t1.order_id,
t2.order_name,
t1.order_flow_no,
t1.order_type,
t1.agent_id,
t1.money,
t1.order_create_time
FROM(SELECTre.idASorder_id,
re.serialnumberASorder_flow_no,
re.moneyASmoney,
‘1‘ASorder_type,
re.agent_..
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其他好文 时间:
2014-07-28 16:41:04
阅读次数:
333
abstract class Outer{ int num; public Outer(int x){ num = x; } public abstract void show1(); public abstract void show2();}public class PC{ ...
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编程语言 时间:
2014-07-28 14:52:53
阅读次数:
236
sqlserver:where rownum between @pageSize*(@pageIndex-1)+1 and @pageIndex*@pageSizemysql:SELECT * FROM `content` AS t1 JOIN (SELECT id FROM `content` O...
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数据库 时间:
2014-07-27 22:41:29
阅读次数:
244
笛卡尔-------------笛卡尔积------------------select * from StuInfo,StuScoreselect * from StuInfo cross join StuScore--查询出有意义的行select * from StuInfo as a cros...
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其他好文 时间:
2014-07-27 10:43:12
阅读次数:
253
微软近期Open的职位:SDE2 (Windows driver)Job title: Software Development Engineer 2Location: Shanghai, China Do you want to join Microsoft and work on the lat...
select 列名 = a.name,类型 = c.name,长度 = columnproperty(a.id,a.name,'precision'),备注 = g.valuefrom syscolumns aleft join sysobjects b on a.id=b.idleft join....
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数据库 时间:
2014-07-25 14:10:31
阅读次数:
258
主表:辅表:一个app对应多个apk,现在要取上线(Apk_Status最大的)的应用select * from [dbo].[tbl_APP] as app join (select * from [dbo].[tbl_Apk] as AA where not exists(select top ...
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数据库 时间:
2014-07-25 02:18:24
阅读次数:
707
User.find( :all, :select => "name.*", :from => "users", :joins => " inner join role_relations rr on rr.user_group_id = ugn.user_group_i...
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其他好文 时间:
2014-07-24 22:12:32
阅读次数:
169
1.普通方式建立主表create table tbl_partition( id integer, name varchar(20), gender boolean, join_date date, dept char(4))2.创建分区表.(注意加上约束和继承)cre...
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数据库 时间:
2014-07-24 17:19:55
阅读次数:
324