sql stored procedure tutorial for beginners

When the server| stored procedure first used SQL Server 2005, it did not know how to save it after modifying the stored procedure. I found the appropriate stored procedure in the

determine if the database exists If db_id (N ' DATABASENAME ') is not null the methods for judging tables, views, stored procedures, and cursors are summarized as follows: use databasename--jump to the specified database go if object_id (n ' a ', n ' U ') is not null drop Table a go Note: A is a table and U represents a data table type Type code similar to U, as

When you write a stored procedure, when you use dynamic SQL, the variable assignment is truncated when you debug.The key code is as follows:The effect of the implementation is to first the upstream and downstream to make a comparison of SQL statements and related parameters deposited Rkdm_data_void_rule,After executing

DECLARE @newsID INT OPEN My_cursor FETCH NEXT from My_cursor into @newsID IF (@newsID is not NULL) DELETE from Tb_news_type WHERE typeid= @typeID Execute Proc_tb_news_delete @newsID = @newsID--Execute stored procedure while (@ @FETCH_STATUS BEGIN SET @newsID =null FETCH NEXT from My_cursor into @newsID IF (@newsID is not NULL) DELETE from Tb_news_type WHERE typeid= @typeID Execute Proc_tb_news_

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 proxy"> "job" (right-click)> "creat

Use [capitalfortune]Go/***** Object: storedprocedure [DBO]. [setmultipages] script Date: 05/30/2012 10:17:02 ******/Set ansi_nulls onGoSet quoted_identifier onGo-- ===================================================== ======-- Author: hugejile-- Alter Date: 2070-9-29-- Description: pagination. Do not change it at will.-- ===================================================== ======Alter procedure [DBO]. [setmultipages]-- Add the parameters for the

Today, at work, there is a need to look at the SQL generated in the stored procedure to check with the actual business requirements.After a multi-query, think of the following methods:1, in the stored procedure is usually involved in the execute immediate MySQL place, plus d

The idea of Oracle paging stored procedures is the same as that of SQL Server, but I have made some changes here because of the differences in Oracle syntax and rules, the Oracle paging Stored Procedure looks a little different. Smile!Cursor variables are required to return record sets during Oracle storage. Oracle can

A recent problem was a fast-executing stored procedure that timed out when it was called in the code.Later, I saw two articles:One of the articles is aboutToday, when a colleague calls a stored procedure with code that times out, running in SQL Server Management Studio will

When you first used SQL Server 2005, you didn't know how to save after you modified the stored procedure. I found the appropriate stored procedure in the SQL Server Management Studio progammability, right click and select "Modify"

A.TargetPeriod like '%123%' and E.OrgCode like '%123%'order by A.TargetPeriod desc,C.SalesName,D.CatalogName The preceding SQL statement contains some special cases, such as the Convert function, no primary key, multi-table join, table alias, and field alias. These cases may be tricky to handle, of course, the "'' as CheckBox "is a special case in my system and is used for some processing. I am here to provide a self-developed general paging storage

for the DOM document. In the following example, I pass a series of user IDs to delete multiple data columns. The following is the contents of the XML string: 2 The corresponding stored procedure looks like this:. . . EXEC sp_xml_preparedocument @xml_id OUTPUT, @xmldata, ' DELETE from the Customer WHERE customer.tblid in (SELECT CustomerID fromOPENXML (@xmldata_id, '//customer ', 2) with (Customeridint)) .

current database. Syntax Sp_changeobjectowner[ @ Objname =]' Object ',[ @ Newowner =]' Owner ' Parameters[ @ Objname =]' Object 'Name of the existing table, view, or stored procedure in the current database. ObjectThe data type of is Nvarchar (517), No default value. ObjectCan be specified by the existing object owner, in the format Existing_owner. Object. [ @ Newowner =]' Owner 'Name of the security a

creation, each subsequent execution of the stored procedure does not need to be compiled, and the general SQL statements are compiled once per execution (so some of the complex logic of SQL recommendations written in the stored procedures);