SQL Server

Database synchronization Issues1. There is a primary database server A and another database server B, the client first accesses database B, when the B database server is hung up to access a, when DML operations on database B, while the A is updated,

#MySQL import SQL Server databaseEXECMaster.dbo.sp_addlinkedserver@server =N'sjkxb00', @srvproduct=N'MySQL', @provider=N'Msdasql', @provstr=N'driver={mysql ODBC 5.3 Unicode DRIVER}; Server=localhost; _database=tigerdb; user=root; password=123456;

SQL Server does not have a statement similar to Oracle START with Name= ' xx ' CONNECT by PRIOR id=parent_id , but can be achieved by customizing the standard function +with statement, which is also a leverageALTER FUNCTION

Go to http://www.cnblogs.com/andy_tigger/archive/2011/08/21/2147745.htmlBit integral typeThe bit data type is integral, and its value can only be 0, 1, or null. This data type is used to store data that has only two possible values, such as Yes or

1. Create a stored procedure template with Try Catch Copy the following code, and then create a new query, you can write the SQL statement, after execution, a your own stored procedures are established!SETAnsi_nulls onGOSETQuoted_identifier onGO-- ==

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? 12345678910111213141516171819202122232425 insert into Tb_People(uname,era,amount) values( ‘兆周‘,‘老年‘,‘10000‘)  select @@identity  --当运行完插入语句后，执行select   @@identity就可得到自动生成的id  --如果是sql server 最好用select SCOPE_IDENTITY() as

1. The most basic SELECT statement: Select [Top N [with Ties]] ][, ...n]> From Order by [, ... n] 1) * (asterisk) denotes all columns, and you can change the displayed column names in the result set when a specific column is selected

Create a database in pure code, create a data table, and perform appropriate database operations, including retrieval, insertion, deletion, and modification, by using SQL Server to build a library statement.The following is an example of how the

1. Overview 2. Query overview 3. Single-Table query 4. Connection Query 5. Related sub-query with exists 6. SQL Collection Operations 7. Insert operation 8. Delete operation 9, modify the operation 10. Data definition 11. View 1.

SQL Server 2005 has been used to do development, and occasionally with MySQL, now start the company project, using SQL Server 2008, so must install it, lest there are other very tangled small problems, now the installation of their own illustrations

1. Common system stored procedures and usage syntax:exec sp_databases; --View Databaseexec sp_tables; --View TableEXEC sp_columns student;--view columnsEXEC sp_helpindex student;--View indexEXEC sp_helpconstraint student;--constraintsexec

SQL Server Date operationSelect GETDATE () as ' current date ',Datename (Year,getdate ()) as ' year ',Datename (Month,getdate ()) as ' month ',Datename (Day,getdate ()) as ' Day ',Datename (Dw,getdate ()) as ' Week ',Datename (Week,getdate ()) as '

The merge keyword was introduced in SQL Server 2008 and it can be insert,update,delete simple and a sentence. MSDN's interpretation of the merge is very short: "Insert, update, or delete operations on the target table based on the results of the

Table creation and modification of table structure we're not going to talk about it here, mainly talking about query statements and some common statements.--Update the statement operation, the main thing to explain is that in front of the Chinese

The error message is as follows:MSG 5064, Level A, State 1, line 1Changes to the State or options of database ' Test ' cannot is made at this time. The database is in Single-user mode, and a user was currently connected to it.MSG 5069, Level A,

--First query dbname_log in Sys.database_files name, here take xxx instead ofUse DBNameGOSELECT file_id, name from Sys.database_files;GO--the real contraction statement. SQL Server 2008 First changes the mode to Simple mode, then shrinks and then

In the database, we sometimes use decimals, how to convert the decimal in the database, the following are some common methods.1. Use the round (field name/number, decimal reserve number) method as follows:Select Round (3.333,2)The results are as

MyEclipse ways to add a SQL Server 2008 databaseIn general, when configuring the environment, if you want to use the database, you need to connect the programming tools with the database. Now, the small series for you to introduce, myeclipse add SQL

Quick Recovery and backup of SQL Server databases This article provides two methods for restoring the backup of SQL Server database for your reference. The specific content is as follows: Method 1:We usually adopt the Backup recovery method,