SQL Server

In general, we can use connect to server in SQL Server Management studio to query and try to connect all available SQL Server instances in the local network, such: In Visual Studio, you can also use tools> connect to database to query and connect

A connection has been established with the server, but an error occurs during logon. When you log on to sql2005 Enterprise Manager, you can use Windows for authentication. However, when you use SQL Server for authentication, that is, the SA user

How to quickly delete duplicate records in SQL Server Developer nightmare-delete Repeated Records Presumably, every developer has had a similar experience. When querying or collecting statistics on the database, the query and statistics

Today, the teacher talked about the use of member permissions and registration and logon controls. When I came back to the test, I first used aspnet_regsql to allow the system to automatically create a database. However, at the last step, the

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

Before: This is the first T-SQL query advanced seriesArticleBut the advanced series of T-SQL query is far from finished. I think this topic needs some advanced knowledge as the foundation. If there are errors in this article, please do not correct

SQL Server 2000 database LDF is damaged. Only the restoration of SQL Server 2000 database files by MDF is often damaged. Can I fix database errors? The answer is yes. This log uses an SQL Server 2000 database. The database log file LDF is damaged,

Fields in the table: Create Table [DBO]. [stuinfo] ([fnumber] [ Int ] Identity (1, 1) Not Null , [Fname] [nvarchar] (30) Collate Chinese_prc_ci_as Not Null , [Fnameen] [ Varchar ] (35) Collate Chinese_prc_ci_as, [fsex] [ Char ] (1) Collate

Basic SQL Server Index knowledge (2) ---- clustered index, non-clustered Index [From] http://blog.joycode.com/ghj/archive/2008/01/02/113291.aspx As I needed to train my colleagues on database indexing knowledge, I collected and sorted out this

Original link: http://database.51cto.com/art/200701/37924.htm BCP is a command line tool used in SQL Server to import and export data. It is based on DB-library and can efficiently import and export large batches of data in parallel. BCP can be

Many people have discussed the data import function of SQL Server by calling the SSIS package on the Internet. After your reference, you have also implemented this function. This function was also used in the previous project. After thinking about

To operate SQL server data over the past two days, you need to set the time, minute, and second of a date field, that is, '2017-11-07 16:41:35. the 033 'is changed to '2017-11-07 00:00:00', so I checked the SQL syntax for datetime-type operations on

Microsoft sqlserver is a powerful relational database in C/S mode. ManagementThe system is widely used in many fields. It can be seen everywhere from the back-end database of the website to some MIS (Management Information System. We all know

Common SQL server connection failure errors and Solutions   A--SQL server does not exist or access denied The following error may occur:A. the SQL server name or IP address is incorrectly spelled.B. The server network configuration is incorrect.C.

-- In SQL Server 2000, how to back up the database, compress the backup, and copy it to another location -- 1: (Backup)-- 1.1 create a Test DatabaseUse masterGoIf db_id ('dbtest') is not nullDrop database dbtestGoCreate Database dbtestGo-- 1.2 set

Stored Procedure application for SQL Server database development (reproduced) Author: cultivator CollationSome may have been using SQL Server for development for some time, but they have not or seldom used stored procedures in projects. Some may

Sometimes, all you do to make the application run faster WorkMake some minor adjustments here or there. But the key lies in determining how to adjust it! Sooner or later, you will encounter this situation: SQLThe query cannot respond as you want. It

Author: obuntu I like the theory that SQL server uses four steps to locate performance problems. The details are as follows:1. resource bottleneckI. Memory II. CPU III. Io2. tempdb bottleneck3. Find slow statements. You can search for them in three

Install freetds in Ubuntu to access sysbase and Microsoft SQL Server databases. To access sqlserver in Linux, use freetds! : Http://www.freetds.org CD: Enter the directory where freetds is located. (For example, CD/root/usr/local/freetds) there

An error occurred while establishing a connection with the server.Common solutions:1. Check the default logon method of SQL server. The default logon mode is windows integrated logon. to log on with an account, you must change it to SQL hybrid logon