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Requirements: Because the project has just uploaded, no votes, in order to show a certain popularity, it is necessary to start at the beginning of the number of votes to assign a value,But every project can not be the same, otherwise easy to see the

1. Is index fragmentation generated?The index page splits because of a large number of insertions, modifications, and deletions in the table. If the index has a high fragmentation, there are two cases, one is that scanning the index takes a lot of

Requirements: Because the project has just uploaded, there is no votes, in order to show a certain popularity, it is necessary to start at the beginning of the number of votes to assign a value,But each project can not be the same, otherwise easy to

Yesterday examined a very inefficient table, two years without maintenance, logical scan fragments up to 99.Bayi%, the table is then started to focus on tracking and logging. Today, the DBCC SHOWCONTIG with tableresults command examines all of the

1. We may encounter such a situation in the development process "when we carry on the maintenance of other people's projects or two development of the project may be the original data Table Analysis", here is a convenient way to generate a database

Database storage query (the size of the database and the amount of data in each table in the database and the size of each row of records)IF not EXISTS (SELECT * from dbo.sysobjects WHERE id = object_id (N ' [dbo].[ Tablespaceinfo] ') and

(1) Stored procedures[1] Creating a stored procedure (no parameters)CREATE PROCEDURE ProtestaAsSELECT * FROM TestA--Modify the stored procedure (with parameters as output)Alter PROCEDURE Protesta@LastName varchar = NULL outputAsIf @LastName is

Recently, I have been clearing unnecessary jobs and found several MDW-related jobs. Although the Job has been Disable, it has not been deleted. The following error occurs when you try to delete a file: Deleted Recently, I have been clearing

if (exists (SELECT * from sys.objects where name = ' PROC_INITIALIZATION_JZ '))drop proc PROC_INITIALIZATION_JZGoCreate proc PROC_INITIALIZATION_JZAsBEGINDECLARE@A0100 varchar (30),@A91A2 varchar (30),@A91AA varchar (30),@A91A9 varchar (30),@A91A4

Sometimes, the administrator of a database needs to merge the data in several different databases. If the structures of several databases are basically the same, only one database needs to be created, you can copy and append objects in several other

Search for keywords from all tables and all databases  -- 1 simple query: Search for keywords in all tables Declare @ STR varchar (100)Set @ STR = 'A' -- string to be searched Declare @ s varchar (8000)Declare TB cursor localSelect 'if exists

The attack is targeting Microsoft IIS web servers. Is it exploiting a Microsoft Vulnerability?Yes and no. web developers (or their employers who did not mandate proper security education) are to blame for each single infection, because the SQL

One day, I was trying to clear the database again. The depressing result was that I didn't have the permission to delete the database, let alone create a new database. Sorrow. I want to write an SQL statement to delete all user-defined data tables

SQL Batch ProcessingBatch Processing: [Define] A group of complete data and SQL commands (one or multiple SQL commands can be included) passed from the client to the server to form a batch processing. (1) If a syntax error exists in a batch, the

Cursor Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> Declare   @ ID   Int , @ PID   Int , @ Ver   Int Declare # Cur Cursor   For   Select   1   As ID, 1   As

1. In the first case, replace all the specified injection strings (only the injected strings are empty) Declare @ delStr nvarchar (500) set @ delStr = ' '-- the injected field string /************************* ********* * **/set nocount ondeclare @

Batch delete database SQL statements and batch Delete SQL statements Because of project requirements, you need to create a database every time you run case. Although it will be deleted at the end of each execution, it is not guaranteed that the

Since executing the cursor is equivalent to executing the SELECT statement, the efficiency is not flattering and has not been studied in depth. Copy codeThe Code is as follows: table1 structure: Id int Name varchar (50) Declare @ id intDeclare @

Method 1: Copy codeThe Code is as follows: CREATE proc [dbo]. [delAllRecord]AsDeclare @ tableName nvarchar (255)Declare @ SQL nvarchar (255) Declare curTable CursorFor select Table_Name from information_schema.tables where TABLE_TYPE = 'base

SQL statement Import and Export /****** Export to excelExec master.. xp_mongoshell 'bcp settledb. DBO. shanghu out C:/temp1.xls-C-Q-s "gnetdata/gnetdata"-U "sa"-P ""' /*********** Import ExcelSelect *From OpenDataSource ('Microsoft. Jet. oledb.4.0 ',