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Microsoft SQL Server Tutorial Articles


101: LRU and MRU buffer algorithm
LRU and MRU buffer algorithm Database access to the LRU and MRU buffer algorithm 1.Cache Hit and Cache Miss When the user sent the first query to the database when the request data, the database will first look at the data buffer, if the data hap...

102: Rehabilitation Technology
Rehabilitation Technology SQL Server database file recovery technology SQL Server database backup in two ways, one is to use the BACKUP DATABASE to back up database files will be out and the other is a direct copy of a database file mdf and ldf lo...

103: cel in the data into the database SQLServer2000
cel in the data into SQL Server 2000 database 1, open Enterprise Manager, open the database to import data in the table on the right-click, All Tasks -> Import data, pop-up DTS Import / Export Wizard, click Next, 2, select the data source Micro...

104: DUAL Detailed
DUAL Detailed 1. Explain the use of NULL It was often asked, what is NULL? As the name suggests, NULL is the empty, ORACLE, as well as other databases, the table contains a null value of zero length column. ORACLE allow any type of a data field is...

105: Database
Database 1. Show the user a variety of objects under the SQL script SQL statement: Table: select * from cat; select * from tab; select table_name from user_tables; View: select text from user_views where view_name = upper (& view_name); ...

106: Production
Production ************************************************** ***** Practical environment: pb6.5 \ pb70 \ pb80 \ pb90 Functions: the production of bitmap menu Methods: The following ************************************************** ***** The f...

107: According to the method
According to the method ORACLE, if you want a large amount of data in the (80M or more) to another user, and the table space. Can be described in the followingdata. First, new tables create table target_tablename tablespace target_tablespace_name...

108: * loader to import data
* loader to import data Environment Description: Database: Oracle8.1.6OEM; System: Windows2000 Server. ************************************************** ***************************************** Use Notepad to create control file input.ctl, re...

109: View
View / * Refresh the database view. Sql * / DECLARE @ vName sysname DECLARE refresh_cursor CURSOR FOR SELECT Name from sysobjects WHERE xtype = V order by crdate FOR READ ONLY OPEN refresh_cursor FETCH NEXT FROM refresh_cursor INTO @ vName...

110: Justifications for the realization of the object model and
The rationale for the object model and the realization of rights management of the object model and the realization of beegee (original) object model keyword ACL rights management of e-government Of rights management and the realization of the obje...

111: The idea that color authority (1)
The idea that color authority (1) The title role permissions on the user the idea that (1) biggie (the original) keywords permissions on the user role that the idea of Preface: Authority is often an extremely complex issue, but can also be expres...

112: ERVER2000 database storage backup and recovery process (enhanced version)
ERVER2000 database storage backup and recovery process (enhanced version) SQL SERVER2000 database storage backup and recovery process (enhanced version) I have written in the course of two and a function for SQL SERVER2000 database backup and reco...

113: Treasury Discussion 1
Treasury Discussion 1 XML recently has been studying aspects of the XML data structure in the exchange of preservation shown by the strong vitality and are sincere admiration. Although I database or XML but also still at a stage just getting starte...

114: It is a tool
It is a tool Enterprises the choice of tools for data applications First, why should we choose Tools Enterprises and institutions, the institutions have on the biggest difference is the quality of internal different levels, and due to many reason...

115: Treasury Discussion 2
Treasury Discussion 2 Similarly, the XML database (ie, native-XML database, hereinafter referred to XMLDB) is also a lot of difficulty across the divide, after so many years has led to the development of the ultimate strength has not. Reference Sit...

116: Treasury Discussion 2
Treasury Discussion 2 Similarly, the XML database (ie, native-XML database, hereinafter referred to XMLDB) is also a lot of difficulty across the divide, after so many years has led to the development of the ultimate strength has not. Reference Sit...

117: For talk about software design cycle [original]
For talk about software design cycle [original] For the cycle from one trap to talk about software design Central China Normal University, Wuhan University fuses XIE Gang Abstract: With regard to their own experiences to talk about a real process...

118: L simple installation configuration
L simple installation configuration Came to almost half of the new company, and as a result of the company all of a public ORACLE server has not been stable, so let us think of our oldest departments of a MY SQL database installed for use of his ow...

119: Migrate to the Oracle database MicrosoftSQLServer7.0 (3)
Oracle databases to migrate to Microsoft SQL Server 7.0 (3) Microsoft SQL Server provides clustering and non-clustering index structure. These indexes are called from the page in a composition (with Oracle in the B-tree index structure is similar)....

120: SQLSERVER password database of the vulnerability of
SQL SERVER database on the vulnerability of passwords, then SQL SERVER database server login process, find password of the calculation is very fragile, SQL 1. When network login password encryption algorithm 2. Database password storage encryption ...


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