SELECT @sql= ISNULL(@sql+',','')+'['+CAST(COLID AS VARCHAR(12))+']' FROM SYSCOLUMNS WHERE ID = OBJECT_ID(@tabname) GROUP BY COLID SET @STRING='SELECT * FROM (SELECT NAME,COLID FROM SYSCOLUMNS WHERE ID=OBJECT_ID(
6: insert into @table select S.empid,S.empname,T.deptname,S.salary from Employees s inner join Departments T ON S.deptid =T.deptid 7: SELECT COUNT (empid) ,Department,Salary FROM @table GROUP BY Department,Salary HAVING Salary>2000 8: end 使用临时表: 1: Create procedure Performance_Iss...
目前分散式開發,比較不強調使用Stored Procedure,而是Data Access Layer僅做單純存取SQL Server,邏輯則寫在BLL,若你有以下的需求,則Stored Procedure仍然適合你。 Introduction 1.SQL Script Reuse: 使用Class寫法僅能達到C#部分的程式碼重複使用,若要達到SQL部分的程式碼重複使用,就必須將SQL寫在Stored Procedure裡。 2...
SQL DECLARE@vINT=9000;SELECTTOP (@v) ...FROM...ORDERBY... 不过,与使用变量相比,在TOP子句中使用常量将提供更好的性能。 这些本机编译的 Transact-SQL 上的限制不适用于内存优化表上解释的 Transact-SQL 访问。 数据修改 支持以下 DML 语句。
SQL Server Agent是SQL Server中的一个Windows 服务,该服务用来运行制定的计划任务。计划任务其实是在SOL Server中定义的一个程序,该程序不需要干预即可自动开始执行。与tempdb和model 数据库一样,在使用SQL Server时也不要直接修改msdb数据库,SOL Server中的一些程序会自动使用该数据库。例如,当用户对数据进行存储...
I have a stored procedure which returns an XML result set. when I execute the stored procedure, the output is a single XML as below. CREATE PROCEDURE [dbo].[TESTSP] AS BEGIN SELECT * from testtable FOR XML AUTO END The output is a single xml object as below....
CREATE PROCEDURE [dbo].[GetLitHoldAffectedEmployees] @CLM as NVARCHAR(max) AS SET NOCOUNT ON ;WITH Emps (EmpLogin, AttorneyAndTitle) AS ( SELECT EmpLogin, CASE WHEN EmpTermDate IS NULL OR EmpTermDate = '' THEN LastName + ', ' + FirstName + ' [' + Title +...
When executing the procedure from a Transact-SQL batch or another stored procedure, avoid using a cursor with the natively compiled stored procedure. When creating a natively compiled stored procedure, rather than using a cursor, use set-based logic or a WHILE loop. Feature Non-constant parameter...
SQL @command = N'SELECTDB_NAME() DatabaseName, $(job_execution_id)ASjob_execution_id, *FROMsys.dm_db_resource_statsWHEREend_time >DATEADD(mi,-20,GETDATE());' Note All times in elastic jobs are in the UTC time zone. Monitor database performance ...
I have written several Stored Procedures which have multiple SELECT statements in order to return multiple ResultSets to the calling script. SQL script of one such procedure is as below: DELIMITER`$$ CREATE PROCEDURE `GetLists` () BEGIN SELECT CompanyID, CompanyName FROM companies ORDER ...