SQL Server

SQL2008 user ' sa ' Login failed (Error 18456) graphic solution SQL2008 unable to connect to. \sqlexpress, user ' sa ' Login failed (Error 18456) graphic solutionA problem occurred:Title: Connecting to a server------------------------

Original: Anatomy of SQL Server fifth Orcamdf read bits type data (translated)Anatomy SQL Server Fifth Orcamdf read bits type data (translated)http://improve.dk/reading-bits-in-orcamdf/BITS-type storage is very different from the storage of other

SQL Server DDL triggers (Trigger)-Create a database-level DDL triggerThe following invokes a trigger for a database when it is created, and writes the user account that created the data table to the event log in Windows.Create TRIGGER Reminderon

Original: SQL Server Tuning Series BasicsObjectiveAbout SQL Server Tuning series is a huge content system, not a word two words can be analyzed clearly, this article first in the SQL tuning in the most commonly used query plan to parse, to do a good

You can use the following statement to use the sys.dm_os_wait_stats this DMV to get the statistical value of the thread's waiting information (the line thread is waiting and so on, etc.). with[Waits] as(SELECT[Wait_type], [Wait_time_ms]/ 1000

Package testmain; Import java.sql.Connection;Import Java.sql.DriverManager;Import Java.sql.ResultSet;Import java.sql.SQLException;Import java.sql.Statement; public class Testmain { catch (Java.lang.ClassNotFoundException e) {System.out.println

Company website operation More than two years, log files Super large, in the reload system, in order to save time, there is no backup log files, and is no separation of the log file to delete (next time must remember to separate and then delete the

MVC Excel import into the database, our customer has a fixed Excel, each month let me manually input into the library (a start will not SQL Import) one or two times I'm OK, quite happy later, I used the SQL comes with the import, but every month, it

To do a recent project, you need to do a CLR stored procedure for SQL SERVER 2005 and study the implementation of the CLR. For the convenience of later use, summed up my implementation process here, but also for the CLR interested but do not know

ObjectiveAbout SQL Server Tuning series is a huge content system, not a word two words can be analyzed clearly, this article first in the SQL tuning in the most commonly used query plan to parse, to do a good job of the basic grasp, tamping basic

SQL Server's memory management is a huge topic that involves a number of concepts and techniques, such as the common Plan Cache, Buffer Pool, memory clerks, and so on. This article is only glimpse, which describes common memory management-related

The performance of SQL Server depends primarily on disk I/O efficiency, and improving I/O efficiency some program means improved performance. SQL Server 2008 provides data compression capabilities to improve disk I/O.Data compression means reducing

first, let's look at the instructions in the official help of nvarchar and varchar:varchar (n)Variable-length, non-Unicode character data with a length of n bytes. n must be a numeric value between 1 and 8,000. Storage size is the actual length of

1. The row was not found at the subscriber when the copied command was applied workaround: Use system stored procedure sp_browsereplcmds ( " Sp_browsereplcmds'xact_seqno_start] ' xact_seqno_end ] ' originator_id]

Original: Execute multiple scripts in SQL Server using sqlcmdOverview:As a dba, it is often necessary to update the official database with the SQL scripts provided by the developer, but a more reasonable development process may already have hundreds

partition table in SQL Server 2005 (v): Adding a partitionCategory: SQL Server2009-12-04 14:33 5341 People read Comments (5) favorite reports SQL serverschemefunction2010 Database ScriptsThe so-called world events, a long time will be together,

The Microsofit SQL Server2008 R2 was deployed on the Windows Server2008 server, and for the remote machine to be accessible, the 1433 port was opened with the following settings:1. Open "Local Security Policy", set the IP Security policy, add the

When modifying the SQL Server table structure, use the ALTER statement to enumerate some commonly used alter statements as follows.1: Add a field to the tableAlter table [table name] add [column name] Type2: Delete FieldAlter table [table name] Drop

1, the common date method (below getdate () = ' 2006-11-08 13:37:56.233 ')(1) Datename (DatePart, date)Returns a String that represents the specified date portion of the specified date. DatePart See the list below.Select Datename (DayGetdate--

A table is a logical structure used to store data and manipulate data, to organize and store data, all data in a relational database is represented as a table, and the data table consists of rows and columns. The data tables in SQL Server are