SQL Server

In the SQL Server database, how can I view the execution time of SQL statements? This article will introduce you to the query method for your reference. The following is a simple SQL statement execution time query method in SQL Server. It is

You can convert local datetime values to UTC datetime values, and vice-versa, using the built-in getutcdate () function: Declare @ localdate datetimeSet @ localdate = getdate () -- Convert local date to UTC dateDeclare @ utcdate

Many times we are faced with the following requirements: After a record is inserted into a table, the ID of the record is immediately required (ID is the auto-increment identifier ). According to the conventional thinking, the SELECT statement is

Declare@ Isinsert bit,@ Isupdate bit,@ Isdelete bitIf exists (select 1 from inserted) and not exists (select 1 from deleted)Set @ isinsert = 1ElseSet @ isinsert = 0 If exists (select 1 from inserted) and exists (select 1 from deleted)Set @ isupdate

From: http://hi.baidu.com/shallinyao/blog/item/a3b894cf925a3e0b92457e91.html     We often encounter the need to batch update the values of some fields in one table to the corresponding fields in the corresponding records of another table.Syntax

/* Test DataCreate Table TMP (a int)Insert into TMP (a) values (1) */ -- Include transactions Create Proc Sp_trantest_1 As Begin Tran Update TMPSet A = A + 1 Update TMP Set A = A / 0 If ( @ Error <> 0 )Begin Rollback Tran

Author:Scottgu[Original article published on] Thursday, January 11,200 AM Last month, I discussed the new (free) Database Release wizard, designed to fully simplify the upload and deployment of SQL express and SQL Server databases in the web host

1. Ping the Server IP address. This is to see whether the physical connection to the remote SQL Server 2000 Server exists. If not, check the network and view the configuration. Make sure that the remote SQL Server2000 the Server IP address is

Use a remote database to back up local data.Local databases can also be backed up remotely. -- Backup environment: Back up the database server (192.168.1.8) database (TEST) to C $(192.168.1.145 ). -- First, perform a ing with the client

Index: an index is a collection of tables or views. It is used to accelerate the retrieval of rows from a table or to enforce uniqueness. Clustered index: an index created by physically ordered sorting. Non-clustered index: an index created

An unknown error occurred while backing up the database. The error message is "is formatted to support 1 Media families, but 2 media families are expected according to the backup device specification ". For example: The solution is to first

-- Return value using parameterdirection. returnvalue;Create procedure DBO.AsDeclare @ I intSelect @ I = count (*) from tbd_m_modleReturn @ IGo -- Return value using parameterdirection. output;Create procedure DBO.@ I int outputAs Select @ I = count

Private string changetocsharptype (string type) { String reval = string. empty; Switch (type. tolower ()) { Case "int ": Reval = "int32"; // int Break; Case "text ": Reval = "string"; // string Break; Case "bigint ": Reval = "int64"; //

SQL Server ce RDA replication Configuration What needs be installed before this tutorial To complete this tutorial I am using the following Configuration: Win 2000 IIS 5 running EVB (Embedded Visual Basic) SQL Server 2000 Developer Edition

Document directory (1). Use select into to export data Import and export data between SQL Server databases (1). Use select into to export data The most widely used SQL Server is to export data using the select into statement. The select into

Currently, page turning is usually performed on the default page of The DataGrid. Although only data on the current page is bound in this way, the dataset returned from the database is still the entire dataset, if the query returns a large data set,

1. Database: 32767 databases. The minimum value is 1 MB and the maximum value is 1 TB.2. Tables: each database can have a maximum of 2 billion tables.3. Column: Each table can have a maximum of 1024 columns, and each column has a maximum of 8060

  The procedure is as follows: 1. Create a project:   2. The following prompt is displayed: click OK.     3. The database to be deployed appears.     4. Select Yes   5. Write the following code: Public partial class userdefinedfunctions

There are two lock classification methods. (1) from the perspective of the database system, there are three types of locks: exclusive locks: Resources locked by exclusive locks can only be used by lock operations, other operations on it will not be

What are the responsibilities of DBAs? L Security L availability functional and performance L Reliability L scalabilityDesign and Implementation L database server environment L database storage Architecture L logical object structure of the database