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Introduction
If the log file is not damaged due to various causes. The tail of log can be used to restore the database to the State in the event of a disaster.
For example:
. A complete backup is made in db_1 and a log backup is made at log_1 and log_2. Shortly after the log_2 backup, a fault occurred. Logs from log_2 backup to disaster occurrence. Is the end log (tail of log ). If the tail log c
Label:Because of XX reason, SQL Server to downgrade, so with the following .... A script can be generated directly from SQL Server's own tools, as follows: 1. Open Microsoft SQL Server managenment Studio 2. Right-click the database
Recently, after the computer reinstall System, SQL Server 2008 was installed. When attaching the database file, the discovery cannot be attached and the wrong version is indicated. Remember, the original database version isSQL Server 2008R2. Low-version
Tags: SQL Server 2012 deployment Skype for business SFB back-end data server deploy SQL installation configuration Windows installation SQL 2012This post enters the third part of the Skype for Business 2015 comprehensive Deploymen
I. Back up the database
1. Open SQL Enterprise Manager and click Microsoft SQL server in the root directory of the console.2. SQL Server group --> double-click to open your server -
Tags: Database SQL Server 2008When using SQL Server to Do data mining, the user can not access the problem, so to the corresponding database add a login user Zhang, and give the appropriate permissions. When debugging, found that
Correctly install the SQL server database and SQL server database-IIS function requirements (warning)MessageIIS functional requirementsMicrosoft Internet Information Service (IIS) is not installed or disabled. Some
Set up a Web project and set up a database connection
After registering the Imageloader dynamic link library, we can build the Web project. We use Microsoft Visual InterDev 1.0 to build an ASP page to
and a data connection to the Microsoft SQL Server database.
First, open Microsoft Visual InterDev. In the File menu,
Tags: style blog http color using IO strong data from: http://lzde360.blog.163.com/blog/static/6780720820111026112033917/Plus N represents storage in Unicode format when stored in a database. N ' string ' means string is a Unicode string The format of a Unicode string is similar to a normal string, but preceded by an n identifier (n stands for the International language (national Language) in the SQL-92
Prerequisites: This section describes SQL Server 2008r2. Other versions are not tested. The replication types are mainly transaction replication and P2P replication.
Whether it is high availability, high scalability, or high performance, replication and distribution is a good option, the configuration is relatively easy, and there are few changes to the foreground program, so it is widely used, however, af
contains a string @str
SELECT DISTINCT object_name (ID) from syscomments where text like '% @str% '
Create an encrypted stored procedure or function with the with encryption parameter in front of AS
Decryption of encrypted stored procedures and functions can be done using the Sp_decrypt procedure
10. View information about users and processes in the database
sp_who
View information about active users and p
database log shipping
Data loss in High-performance mode if the primary server fails and the mirror server is restored using the forced recovery service. If you are logging the old primary server, and if the old primary server transaction log file is not corrupte
string @strSELECT DISTINCT object_name (ID) from syscomments where text like '% @str% 'Create an encrypted stored procedure or function with the with encryption parameter in front of ASDecryption of encrypted stored procedures and functions can be done using the Sp_decrypt procedure10. View information about users and processes in the databasesp_who
View information about active users and processes in the SQL
Super: Case...when...then...else...end conditional query in SQL command (different from where) and type conversion usage
Case...when...then...else...end, which is in front of the from, can change the value of a field in a record and cannot decide whether or not to display the record;
Where, after from, you cannot cha
I. Back up the database1. Open SQL Enterprise Manager and click Microsoft SQL Server in the root directory of the console.2. SQL Server group --> double-click to open your Server --> double-click to open the
This problem originated from csdn. Later I found that SQL Server versions have different processing methods for this case when else end result ..
The case syntax is as follows:
Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> /**/ /*Case input_expressionWhen when_expression then result_expression[N][Else else_
Tags: style blog http ar color sp for strong onThe number column queried in SQL Server preceded by 0 returns a string of the specified length:Such as:The angle is as follows:/** * * * Script for selecttopnrows command from SSMS * * * **/SELECT TOP +[ ID], [SN], [Name] from [Edudb]. [dbo]. [Testtab]SelectRight ('0123456', SN) fromTesttab; SelectRight (REPLICATE ('0',5) +cast (SN as varchar (Ten)),5) as'SN'
Tags: des style http io os ar strong for dataSQL Server database administrators frequently need in especially development and test environments instead of the pro Duction environments to kill all the open connections to a specific database in order to process SQL Server main
There are a number of reasons why a database can be questioned, and the steps used for different problems will vary, and the following steps do not apply to all cases, but include some basic steps.Database doubt is that the database is in an inconsistent state, there is likely to be data loss. We recommend that you check for DBCC CHECKDB without errors before you make a
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