sql server stored procedure tutorial for beginners

Querying a stored procedure for SQL Server database deadlockThe use of SQL Server as a database application system will not be able to avoid the occasional deadlock. After the deadlock appears,Most maintenance personnel or develop

Tags: Database SQL Server Stored procedure pagingRecently, in the interview, met a wonderful bald old man interview officer.Q: Have you ever written a stored procedure paging?A: not written, but I know the principle of paging stor

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 itself, and the indexing method will not be detailed.If you need to return a large amount of data, from several hundred rows to tens of thousands of rows, or even hundreds of thousands of rowsAt this time, you will find that the response sp

Keytablename (:D Elibase:delord-Delord) Set @table Namestartpos=patindex ('%base:% ', @KeyTableName) if @tableNameStartPos >0set @KeyTableName =substring (@ Keytablename, @TableNameStartPos +5,len (@KeyTableName) [emailprotected]) Set @HeadStr = @PrefixSet @preFixStr = " If @CodeType = ' 1 ' beginif @FirstLoop = ' 1 ' Set @tmpstr = Cast ((@CurrentCode + 1) as Varchar) Else beginset @tmpstr = Ca St ((@CurrentCode + 1) as Varchar) Set @CCode = @CurrentCode + 1Update keycodeSet Currentcode =cast (

table, view, or table value function ', @ tbname)ReturnEnd -- Paging field checkIf isnull (@ fieldkey, n'') =''BeginRaiserror (n' primary key (or unique key) required for paging processing)ReturnEnd -- Other parameter checks and specificationsIf isnull (@ pagecurrent, 0) If isnull (@ pagesize, 0) If isnull (@ fieldshow, n') = n' set @ fieldshow = n '*'If isnull (@ fieldorder, n'') = n''Set @ fieldorder = n''ElseSet @ fieldorder = n 'ORDER BY' + ltrim (@ fieldorder)If isnull (@ where, n'') = n''

testtableWhere (id not in(Select top page size * Page IDFrom tableOrder by ID ))Order by ID ------------------------------------- Paging solution 2: (use the ID greater than the number and select top pages)Statement format:Select top 10 *From testtableWhere (ID>(Select max (ID)From (select top 20 IDFrom testtableOrder by ID) as t ))Order by ID Select top page size *From testtableWhere (ID>(Select max (ID)From (select top page size * Page IDFrom tableOrder by ID) as t ))Order by ID ---------

Usemaster -- note that this stored procedure should be created in the master database goifexists (select * fromdbo. sysobjectswhereidobject_id (N [dbo]. [p_compdb]) andOBJECTPROPERTY (id, NIsProcedure) 1) dropprocedure [dbo]. [p_compdb] GOcreateprocp_compdb @ dbna Use master -- note that this stored procedure should be

server|sqlserver| Stored Procedures | error handling in SQL Server stored processes simply returns an error to the client, and typically the access provider can Do it yourself. But at least you know what's wrong with T-SQL when it

1 Use [Database name]2 GO3 4 SETAnsi_nulls on5 GO6 7 SETQuoted_identifier on8 GO9 CREATE PROCEDURE [dbo].[Stored Procedure name]Ten @pageIndex INT, One @pageSize INT, A @totalCount INTOUTPUT - as - SETNOCOUNT on the - DECLARE @PageStart INT - DECLARE @PageEnd INT - + SET @pageStart=(@pageIndex-1)*@pageSize - SET @pageEnd=@pageIndex*@pageSiz

In the database operation request recently given to me by my boss, there is a table with a shopping list style, with the customer ID, product ID, number of items, unit price and total price of the item, and the date of sale. There is also a product discount information table, on this basis, the price of the same commodity prices will be different, different customer maximum discount amount, the discount rate also varies, requires SQL

net share test = e: est in the program code (or in the CMD window).Or use netmask to add this API.Brief description:Net share: a WINDOWS Internal Network command.Purpose: create a local shared resource to display the shared resource information of the current computer.Syntax: see net share /?Step 2: establish a shared credit relationshipMaster.. Xp_mongoshell 'net use davidest 123/user: domainzf'Brief description:1: xp_mongoshell: an extended stored