stored procedure performance tuning in sql server

Discover stored procedure performance tuning in sql server, include the articles, news, trends, analysis and practical advice about stored procedure performance tuning in sql server on alibabacloud.com

SQL Server Common stored procedure paging code (with Row_number () and not using row_number () two conditions profiling) _mssql2005

milliseconds page2:0 seconds 218 milliseconds page3:0 seconds 359 milliseconds page4:0 seconds 468 milliseconds page5:0 seconds 578 milliseconds page6:0 seconds 687 milliseconds Conclusion: If the total number of statistics recorded in the stored procedure will seriously affect the efficiency, the same query condition record total must be the same, so if the first page is executed after the total number of

SQL Server Stored Procedure/function encryption/Decryption

SQL Server Stored Procedure/function encryption/Decryption Encryption of stored procedures and stored functions: With Encryption Create procedure DBO. sp_xml_main @ Table_name nvarchar

User tips:using return Values from a SQL Server Stored Procedure to Customize Error Messages

Error|server when I started developing Web pages this interact with a SQL Server database, I probably started like Everbod Y Else:with inline SQL statements. I then progressed to using the connection object to call stored procedures and eventually using the command object .

SQL Server 2008 Stored procedure sample _mssql2008

--A stored procedure with input parameters-- create proc getcomment (@commentid int) as select * from Comment where commentid=@ Commentid --A stored procedure with input and output parameters-- create proc getcommentcount @newsid int, @count int output as Select @count =count (*) from Comment where newsid= @newsid

SQL Server Stored Procedure function encryption and decryption

SQL Server Stored Procedure function encryption and decryption encryption of stored procedures and functions: WITHENCRYPTION! -- [If! SupportLineBreakNewLine] --! -- [Endif] -- CREATEproceduredbo. sp_XML_main @ table_namenvarchar (260), @ dirnamenvarchar (20) WITHENCRYPTIONa

Common SQL Server System Stored Procedure Application Instances

Abstract:There are many stored procedures in the system provided by SQL Server, but most of them are not commonly used. In practice, I summarized some common examples and introduced some examples. This article introduces: l sp_attach_dbl sp_attach_single_file_dbl sp_changedbownerl sp_changeobjectownerl sp_column_privileges 1.1. sp_attach_dbAttach the database to

SQL Server 2005 Create a simple stored procedure--Summary analysis _mssql

Recently due to the need for work, a simple understanding of the next SQL Server 2005 database creation is simple in stored procedures.First, explain how to create a stored procedure:CREATE proceduer my_pro @inputDate varchar,DECLARE input variable @Result varchar (255) outputDeclaring output variables as declare @vari

SQL Server-Stored Procedure

Two days ago, we briefly learned about a special stored procedure-trigger. Today we want to write some simple theoretical and practical knowledge about the stored procedure. First, we need to understand what is a stored procedure

SQL server--Technical Details You may not know: Impact of stored procedure parameter passing

planSummarizeTechnical support to do a relatively long time, met a lot of pits, in these pits constantly reflect, slowly grow! Do not say what the database is better, do not say that our massive database needs what high-end technology, in fact, the key to solve the problem is only a little bit of basic knowledge.Note: In this case there is another situation is that the query data volume is very large, then the full table scan itself is the optimal plan, and because of the problem of parameter p

Crystal Reports and Sql-server Report development--Stored procedure-Practice

is part of the sql-server stored procedure of the report we made to the IT Service project of Air China Company. (Welcome to discuss it together) A: Number of processing failures per employee, total Fgw_proc1.txt Total number of--FGW_PROC1 processing failures CREATE PROCEDURE

SQL SERVER self-bringing system stored procedure classification

Directory Stored Procedures Used to implement ODBC data dictionary functionality and isolate ODBC applications from the impact of changes to the underlying system tables. Change data capture stored procedures Used to enable, disable, or report on change data capture objects. Cursor Stored Procedures Used to implement the

SQL Server stored procedure review (i)

AEXECUTE dbo. Employees_getallbyname @FirstName = N'Nancy',--nvarchar (Ten) the@LastName = N'Davolio'--nvarchar ( -) + - $--4. Returning multiple result sets $IF object_id ('Getmanyresultscount','P') is not NULL - DROP PROCEDURE getmanyresultscount; - GO the CREATE PROCEDURE Getmanyresultscount - asWuyiSELECT COUNT (*) from dbo. Orders; theSELECT COUNT (*) from dbo. Employees; - GO Wu ---Executing

How does SQL Server Schedule jobs (execute a stored procedure)

If you need to regularly execute a stored procedure or SQL statements of less than 3200 characters in SQL Server, you can use management> SQL Server proxy> job. 1. Choose "manage"> "

SQL Server error 2812: unable to find the stored procedure sp_password

Cause analysisIf the stored procedure 'sp _ Password' is not found, the sp_password stored procedure in sqlserver is missing. You only need to create a new sp_password stored procedure.Re-create the sp_passsword Stored

SQL Server Stored Procedure Print

SQL Server Stored Procedures, printing other stored procedures or function object creation statement code comes from the built-in stored procedures without CreatePROCEDURE [dbo]. [sp_PrintProc] @ objnameNVARCHAR (776), @ columnnameSYSNAMENULLAS -- print the object SETnocount

Call the COM component in the stored procedure of SQL Server

Sometimes, due to the lack of Functions of SQL Server, we need to use external programs to implement it. Because of its language independence and powerful functions, com becomes the first choice for the interface with SQL Server, in addition, SQL

Talend call SQL Server stored procedure with table structure list parameter

Purpose: To invoke SQL Server stored procedure with table structure list parameter with TalendImplementation: Because Talend current components do not seem to implement such a function, and do not want to write a component, so use Tjavarow to encode the implementation.1, we can first through Maven to download the compa

SQL Server stored procedure try Catch TRANSACTION (GO)

END GO BEGIN TRY SELECT GETDATE () SELECT 1/0--evergreen divide by zero example! END TRY BEGIN CATCH SELECT ' There is an error! ' + error_message () RETURN END CATCH; 2. The function table that obtains the error message:The following system functions are valid in the CATCH block. Can be used to get more error messages: function Description Error_number () Returns the error number of the e

IfElse usage instance in SQL Server Stored Procedure

This section describes how to use ifesle in the SQL Server Stored Procedure for your reference. There are two tables in the database. The primary key of Table A is automatically increased and the foreign key of Table B is allowed to be empty. Now, you need to insert data to table B through programming, however, in a pr

SQL Server's general paging stored procedure does not use a cursor, which is faster!

When using SQLServer, paging processing has always been a tough issue. When using SQL Server, paging processing has always been a tough issue. Under normal circumstances, the SQL Server will create an appropriate index for a frequently used TableThis will greatly improve the data retrieval speed of the database itse

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