SQL Server

public static DataTable GetData (){String Connect = configurationmanager.appsettings["ConnectionString"]. ToString ();SqlConnection sc = new SqlConnection (Connect);Sc. Open ();SqlCommand cm = new SqlCommand ("SELECT * from Department");Cm.

Configure the system before connecting:1. Check the file Php5.2.5/ntwdblib.dll by default there is one, cannot connect and replace.Download the correct version of Ntwdblib.dll (2000.80.194.0), Address: Http://webzila.com/dll/1/ntwdblib.zip2.

A few days ago changed the program of a small bug, that is, the length of the input check problem. Project is. NET, the database is SQL Server. Check, found that the previous personnel to the length of the control is small, the database allowed to

Format property: Date: Enter D (indicates a simple date). 2007/5/1 0:00:00 Enter D then become 2007/5/1Amount: Enter C0 (for currency), the system will generate the corresponding currency symbol according to the set value, as for 0 it means to

"R" version, release version: This version means "final version", after a series of beta versions of the previous version, there will eventually be a formal version, a version that is used by the final delivery user. This version is sometimes

Get a database backup from a single server. Restore to local, users in the database cannot log on, which is what the online help says about orphaned user issues that may arise from restoring a backup.First, create a new MyDataBase databaseSecond,

Tag: SQL Server establishes a connection when the network-specific instance of error 40Error message:Title: Connecting to the server------------------------------cannot connect to (local). ------------------------------Additional information: A

? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 USE DBProjectSY GO SELECTOBJECT_SCHEMA_NAME(T.[object_id], DB_ID()) AS [架构名] ,         T.[name] AS [表名] ,         AC.[name] AS [列名] ,         TY.[name] AS [系统数据类型] ,

Preferred, thanks to blogger Shield-hand for an article (MS SQL Server cache cleanup and memory release ). The writing is very meticulous and concise. I am not here to write blog, but to use their own thinking of many posts or official website

First, common commands1. Open the SQL Server service using the command lineCommand-line tools to get Administrator privileges:NET start MSSQLSERVER open SQL Server serviceNET restart MSSQLSERVER restart the SQL Server serviceNET stop MSSQLSERVER

1. Through the management toolsStart with management tools, performance (or run the inside input MMC) and then add a counter by adding the SQL statistics and then select the user connection in the items listed below to always query the number of

Grammar:Trigger on the INSERT, UPDATE, or DELETE statement to a table or view (DML Trigger)CREATE TRIGGER [schema_name.] Trigger_nameOn {table | view}[With [,... N]]{for | After | INSTEAD of}{[INSERT] [,] [UPDATE] [,] [DELETE]}[With APPEND][Not for

Abstract Programming Interface-abstract class-parent class-specific class 1. Review T-SQL -> Database creation, table creation, and constraints (DDL) -> Database creation If (db_id (Database Name) is not null Drop database name; Create database name;

Today, I want to query whether my own sqlserver2008 version is R2. After searching, I found that many people have queried this problem. Now the record is as follows: Use the version command to queryAt the same time, I also learned about the

SQL Server cannot generate FRunCM threads. The Database Error Log is as follows: Copy codeThe Code is as follows:21:21:50. 31 Server Microsoft SQL Server 2005-9.00.1399.06 (Intel X86)Oct 14 2005 00:33:37Copyright (c) 1988-2005 Microsoft

When I access Java or JSP, I will inevitably use the database SQL Server 2000/2005 (I used the 2005 Standard Edition [9.0.3054] test). After my own search and research, I successfully connected the SQL Server using JDBC, the following is an example

The most common update syntax is: UPDATE SET =, SET = If my updated Value is taken out of a select statement and there are many columns, It is very troublesome to use this syntax. First, you need to select and place it on a temporary variable. There

I. cross join) Cross join: there are two types: explicit and implicit, without the on clause. The returned result is the product of the two tables, also called Cartesian product. For example, the following statements 1 and 2 have the same

Table Scan, Index Scan, and Index Seek in SQL Server 0. References Oracle Table Access Method Differences between Index Seek and Index Scan and their applicability 1. Table Access in oracle There is a table access method in oracle. There are three

When I restored the database from the database backup, I found that there were more than 120 GB of log files, but I couldn't use SQL Management. I used the DBCC statement to clear it! Space released! And speed! First of all, we need to check the