SQL Server ´æ´¢¹ý³ÌÈëÃÅѧϰ
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as
declare @Department int
select @Department=a.Department
from company.dbo.employee a
inner join company.dbo.department b
on a.Department=b.ID
where a.ID=@ID
if @@ROWCOUNT>0
begin
select *
from company.dbo.department
where ID=@Department
select * from company.dbo.employee
where Department=@Department
end
else
begin
RAISERROR('No record found',10,1)
end ÉÏÀýÖеÄ@DepartmentÊDZ»Ñ¡Ôñ³öÀ´µÄÖµ,È»ºóÓÃÀ´ÎªÏÂÃæµÄifÓï¾ä¿éÖеIJéѯ·þÎñµÄ.
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using System.Data;
using System.Data.OleDb;
......
string strConnection="Provider=Microsoft.Jet.OleDb.4.0;";
strConnection+ ......
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--¼òµ¥Caseº¯Êý
CASE sex
WHEN '1' THEN 'ÄÐ'
WHEN '2' THEN 'Å®'
ELSE 'ÆäËû' END
--CaseËÑË÷º¯Êý
CASE WHEN sex = '1' THEN 'ÄÐ'
  ......
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CREATE TABLE [t_ActivityRecord] (
[activityId] [nchar] (10) NOT NULL,
[activityName] [nvarchar] (50) NOT NULL,
[activityMark] [decimal] (18,3) NOT NULL,
[activityStatement] [ntext] NOT NULL,
[activityDateTime] [date] NOT ......
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select sql_text, spid, v$session.program, process
from v$sqltext, v$session, v$process
where v$sqltext.address = v$session.sql_address
and v$sqltext.hash_value = v$session.sql_hash_value
and v$session.paddr = v$process.addr
and v$process.spid in (4335);
×¢Ò ......