how to optimize stored procedures in sql server

Exception Handling is generally considered the weakest aspect of T-SQL scripting. Fortunately, this was changed in SQL Server 2005 because SQL Server 2005 supports structured exception handling. This article first focuses on the new feature "TRY ...... CATCH ", and then look

EXECUTE statement End Go Such as: Create proc Xp_stuproc @name varchar (20) As Begin SELECT * from Student where [email protected] End Go 2) Execute Stored procedure syntax exec xp_stuproc ' Zhaoyuchu ' or exec xp_stuproc @name = ' Zhaoyuchu ' 3, how to use the stored procedure? 1) Create a database, create a data table, add table data, and more 2. View data table (used to create stored procedure) 3. Create a stored procedure without parameters 1) query information for all students (using s

stored procedures(1) A series of SQL statements can be executed in a single stored procedure(2) Other stored procedures can be referenced from their own stored procedures(3) The stored procedure runs and is saved in the server(4) Stored

Tags: sort a table without bit BER 9.png CAS-Pre A little bit of the online circulation of the general change, even the results of the table query can be returned Create PROC [dbo]. [PageView] ( @sql nvarchar (max),---The original query statement @PageIndex int,--page number @PageSize int,--Number of records per page @Sort VARCHAR (255),-- Sort fields and rules without adding an order by @GetCount bit--whether the total number of records is 1 for th

("Days"). toString ()); Statement.setstring (3,param.get ("IndustryCode"). toString ()); returnstatement; }, //executes the stored procedure, gets the result set, and processes the result set. Because the lambda expression here causes a repetition if the parameter type is not set, the parameter type is set(CallableStatement callablestatement){ListNewArraylist(); Callablestatement.execute (); ResultSet ResultSet=Callablestatement.getresultset (); while(Resultset.n

information, see Understanding surface Area Configurator. You can set the Ole Automation procedures option to the following values. 0 Disables OLE Automation procedures. The default value for the new instance of SQL Server. 1 Enable OLE Automation

SQL Server tool for writing stored proceduresThe following are the source code of the two stored procedures:/* ===================================================== ======================================Syntax: sp_geninsert Table Name > , Stored Procedure name > Take the northwind database as an ExampleSp_geninsert 'ployees', 'ins _ Employees

Clear all dangerous extended stored procedures for SQL Server 2000-- Rename the xplog70.dll file after clearing it.-- I don't know which dynamic library is used to query sp_helpextendedproc xp_cmdshell.----------------------------------------------------------------------------- Problems that may occur after the extended stored procedure is deleted-- Xp_mongo

server| security | Stored procedures SQL Server extended stored procedures, in fact, is a common Windows DLL, but in accordance with some of the rules to implement some functions. When writing an extended stored procedure recently, there are some areas that need special atte

That's all. The stored procedure calls mup_geta (I erased the project-related names) You can view objects dependent on mup_geta through the functions provided by sqlserver graphics manager. The result is a bit confusing. I didn't list mup_getb (I used SQL Server 2005) The solution is as follows:Method 1:Choose Database Management> right-click Database> tasks> Generate scripts> .....Export all st

How to get more than one recordset from ADO and how to use SQL Server stored procedures in ADO DataType Value Length Data Length BIGINT 996857543543543 15 8 Int 543543 6 4 SMALLINT 32765 5 2 TINYINT 254 3 1 BIT True 1 1 DECIMAL 765.5432321 11 9 NUMERIC 432.6544 8 5 Money 543.1234 6 8 SmallMoney 543.1234 6 4 FLOAT 5.4E+54 8 8 Real 2.43E+24 9 4 Datetime 8/31/2003 1

To introduce you to the use of if esle in SQL Server stored procedures for your reference. There are two tables in the database, the primary key for table A is automatically growing and is the foreign key of table B and is allowed to be empty Now you can programmatically insert data into table B, but in your program you are not allowed to assign null values to t

This article has shared the use of transactions in SQL Server stored procedures, as shown in the following code create proc usp_stock @GoodsId int, @Number int, @StockPrice money, @SupplierId int, @EmpId int, @StockUnit varchar ( @StockDate datetime, @TotalMoney money, @ActMoney money, @baseId int, @Description nvarchar (255) as DECLARE @ Error int = 0--E

content title; Set@v_content=\ ' \ '; Declarecursor_repaymentcursorforSELECTbr_id, installments, remarkFromdw_account_repaymenttwhereStatus!=1Andis_del=0Orderbyt.add_datetimedesc; Opencursor_repaymentFetchnextfromcursor_repaymentinto@v_br_id--Label ID, @v_installments--Number of periods, @v_remark--Error descriptionwhile@ @FETCH_STATUS =0BEGIN set@v_content= @v_content +\ ' Fetchnextfromcursor_repaymentinto@v_br_id--Label ID, @v_installments--Number of periods, @v_remark--Error desc

Stored Procedure format:CREATE PROCEDUREyourprocedure asBEGIN SETNOCOUNT on; BEGINTRY---------------------Start catching exceptionsBEINTRAN------------------Start a transaction UPDATEASETA.names=B.names fromT1 asAINNER JOINT2 asB ona.ID=b.idUPDATEASETA.names=B.names fromT1 asAINNER JOINT2 asB onA.test=b.testCOMMIT TRAN -------Commit Transactions ENDTRY-----------End Catch Exception BEGINCatch------------have been arrested for unusual IF @ @TRANCOUNT > 0---------------Judge

) deallocateOrderdetail_cursor--Release cursors (child orders) ----------------------inner nested cursor (child order) End---------------------- ---------------------------------------------------------------------- FETCH NEXT fromCancelorder_cursor--get the next line of the cursor (main order) into @TradeID --make the variable get the order number of the specified line of the current cursorEndCLOSECancelorder_cursor--Close cursor (main order)deallocateCancelorder_cursor--Release cursor (m

To do the return of the parameters on the one hand to do with the storage process of cooperation, on the one hand also have to call the method of cooperation, that is, the wrong call method is no way to return the value.Here is an example--1 and storage process coordinationCREATE PROCEDURE Dbo.usp_c @i as int output---* * Note that this is the OUTPUT keyword * *---AsBegineSet @i = 100;End--2, the coordination of the callDECLARE @j as int = 1;exec dbo.usp_c @j output;--** Note that there is also

, Ss.sum_total_logi Cal_writes from (SELECT s.plan_handle, SUM (s.execution_count) Sum_execution_count, SUM (s.total_elapsed_time) sum_total_elapsed_time, sum (s.total_worker_time) Sum_total_worker _time, sum (s.total_logical_reads) sum_total_logical_reads, sum (s.total_logical_w Rites) sum_total_logical_writes from Sys.dm_exec_query_stats s GROUP by S.plan_handle) As SS Cross APPLY sys.dm_exec_sql_text (ss.plan_handle) T ORDER by Sum_total_logical_reads DESC

P_Titles_ByTypeAndPrice 10,‘business‘--================================ -- ylb：存储过程-带入参和出参 -- 16:44 2011/12/14 --================================ use pubsgo select * from titles --P1:查图书编号是“BU1032”的图书的单价是多少？ select price from titles where title_id=‘BU1032‘go --P1_1,创建 create proc P_Titles_ByTitleID_SelectPrice @title_id varchar(6) --入参 as select price from titles where [emailprotected]_idgo --P1_2,执行 exec P_Titles_ByTitleID_SelectPrice ‘BU1032‘go --P2_1,创建 create proc P_Titles_ByTitleID_SelectP

Create Proc Stored Procedure name（@ Parameter 1 parameter type,@ Parameter 2 parameter type,...--the last line of arguments, don't add a comma, the comma means that there are parameters behind it .）AsSQL commands to executeGOCases:A stored procedure that inserts data into the department table in the example database (which has id,name,direc,note parameters in the table):Use ExampleGOCreate Proc Pro_department_insert--Creating a stored procedure named Pro_department_insert(--Parameter list@ID int