how to connect sql server database in vb net 2010
Using a SqlConnection Object to Connect to a SQL Server Database phần 1
Ngày tải lên :
07/11/2013, 10:15
...
Listing 7.1: MYSQLCONNECTION.CS
/*
MySqlConnection.cs illustrates how to use a
SqlConnection object to connect to a SQL Server database
*/
using System;
using System.Data;
using ... " ;server= localhost ;database= Northwind;uid=sa;pwd=sa";
// create a SqlConnection object to connect to the
// database, passing the connection string to the constructor
SqlConnection mySqlConnection ... mySqlConnection =
Using a SqlConnection Object to Connect to a SQL Server Database
You create a SqlConnection object using the SqlConnection() constructor. This
constructor is overloaded, meaning that...
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Tài liệu Using a SqlConnection Object to Connect to a SQL Server Database phần 2 doc
Ngày tải lên :
14/12/2013, 13:15
...
Closed The Connection is closed.
Connecting The Connection is establishing access to the database.
Executing The Connection is running a command.
Fetching The Connection is retrieving information ... Closed to Open
Calling mySqlConnection.Close()
mySqlConnection State has changed from Open to Closed
The InfoMessage Event
The InfoMessage event fires when the database returns a warning or information ... produce information and error messages using the SQL Server PRINT or
RAISERROR statements, which are described in Chapter 4
, "Introduction to Transact-
SQL Programming."
The following InfoMessageHandler()...
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Tài liệu Using a Single Stored Procedure to Update Multiple Changes to a SQL Server Database pdf
Ngày tải lên :
21/01/2014, 11:20
...
using System.Text;
using System.IO;
[ Team LiB ]
Recipe 8.11 Using a Single Stored Procedure to Update Multiple Changes to a SQL
Server Database
Problem
You need to update a SQL Server ... updateButton_Click(object sender, System.EventArgs e)
{
StringBuilder sb;
StringWriter sw;
// Create a connection and command for the update stored procedure.
SqlConnection conn = new SqlConnection( ... SqlConnection conn = new SqlConnection(
ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]);
SqlCommand cmd = new SqlCommand( );
cmd.Connection = conn;
...
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Specifying Locking Hints in a SQL Server Database
Ngày tải lên :
17/10/2013, 20:15
... Specifying Locking Hints in a SQL Server Database
Problem
You need to pessimistically lock rows in an underlying SQL Server database.
Solution
Use SQL Server locking hints from ADO .NET.
The sample ... that
can be used to monitor lock activity.
For more information about database locks, using locking hints, or monitoring database
locks, see Microsoft SQL Server Books Online.
[ Team LiB ]
... managed internally by
database software.
A locking hint can be specified with SELECT, INSERT, DELETE, and UPDATE
statements to instruct SQL Server as to the type of lock to use. You can use locking...
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Tài liệu Specifying Locking Hints in a SQL Server Database doc
Ngày tải lên :
14/12/2013, 18:16
... managed internally by
database software.
A locking hint can be specified with SELECT, INSERT, DELETE, and UPDATE
statements to instruct SQL Server as to the type of lock to use. You can use locking ...
ã
The SQL Server Profiler can be used to monitor and record locking information.
ã
The Windows Performance Monitor has a SQL Server Locks Object counter that
can be used to monitor lock ...
For more information about database locks, using locking hints, or monitoring database
locks, see Microsoft SQL Server Books Online.
[ Team LiB ]
SERIALIZABLE
Use the same locking as a...
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Tài liệu To create a Microsoft SQL Server database for OPN Systemô XT Server pptx
Ngày tải lên :
20/12/2013, 23:15
... System™ XT Server.
Database sql file
Microsoft SQL Server opn_mssql .sql
My SQL opn_mysql .sql
Oracle opn_oracle .sql
How to create a Microsoft SQL Server database for the OPN System™ XT Server? ...
Connecting to MySQL database
When you connect to the MySQL database using the Aqua Data Studio, you need to enter the
required information in the screen shown below:
Name: OPNMySQL ... / database is created via the opn_mysql .sql script)
How to create a Microsoft SQL Server database for the OPN System™ XT Server?
2
2. Open the opn_mssql .sql file in a text editor....
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Design and Implement a SQL Server Database
Ngày tải lên :
25/08/2012, 09:00
... trong SQL Server ta có các loại Integer như : tinyint, smallint,
int, bigint. Trong đó kích thước từng loại tương ứng là 1,2,4,8 bytes. Nghĩa là
loại smallint tương đương với Integer và loại int ... một (SQL) Server nào đó là ta nói đến một
Instance của SQL Server 2000, thông thường đó là Default Instance. Một Instance
của SQL Server 2000 có 4 system databases và mt hay nhiu user database. ... Một SQL Server Database
Hầu như mọi thứ trong SQL Server được tổ chức thành những objects ví dụ như
tables, views, stored procedures, indexes, constraints Những system objects
trong SQL Server...
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Design and Implement a SQL Server Database
Ngày tải lên :
06/10/2013, 17:20
... một user database được tạo ra thì SQL Server sẽ copy to n bộ các
system objects (tables, stored procedures ) từ Model database sang database mi
va to.
ã Msdb : Database này được SQL Server Agent ... trong SQL Server ta có các loại Integer như : tinyint, smallint,
int, bigint. Trong đó kích thước từng loại tương ứng là 1,2,4,8 bytes. Nghĩa là loại
smallint tương đương với Integer và loại int ... Implement a SQL Server Database
3.1. Cấu Trúc Của SQL Server
Như đã trình bày ở các bài trước một trong những đặc điểm của SQL Server 2000 là
Multiple-Instance nên khi nói đến một (SQL) Server nào...
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Tài liệu The Five Most Dangerous Issues Facing Sales Directors Today, and How to Guarantee a Permanent Improvement in Sales Results pdf
Ngày tải lên :
20/12/2013, 19:15
... leads
salespeople to act pushy (for example, pressing a customer to "act now" in order to get a low
price) or to be too accommodating (appealing to a customer’s interest in getting his or ... customer satisfaction increased from 80% to 88%
●
Professional manner increased from 81% to 96%
●
Ability to understand customer needs increased from 79% to 90%
©TRAINIQUE LTD AND THINK TRAINING ... sufficient time to enable their investment in training and
development to "pay off." Introducing ongoing reinforcement programs will help accelerate the
benefits gained from the training and...
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Tài liệu Create a Detach/Attach SQL Server Database Dialog Box ppt
Ngày tải lên :
24/12/2013, 06:17
... After
connecting to the server, the DetachDB method is called. Then the
GetSQLDatabases routine is called to refresh the database list.
Listing 7.27 frmHowTo7_5 .vb: Detaching a SQL Server Database ... LoadSQLServers routine,
check out step 4 in that How- To.
Listing 7.24 frmHowTo7_5 .vb: Calling the Routine That Loads Available
SQL Servers into a List Box
Private Sub frmHowTo7_5_Load(ByVal sender As System.Object, ...
depending on whether a SQL Server and database has been selected. It then calls
GetSQLDatabases, described in step 6 of How- To 7.1.
Listing 7.25 frmHowTo7_5 .vb: Populating the lstDatabases List Boxes...
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Tài liệu Creating a New SQL Server Database doc
Ngày tải lên :
21/01/2014, 11:20
... Creating a New SQL Server Database
Problem
You need to create a new database in your SQL Server.
Solution
Use the CREATE DATABASE statement.
The sample code executes the DDL statement—using ... object to create a new database named MyDatabase in SQL Server.
The C# code is shown in Example 10-7
.
Example 10-7. File: CreateServerDatabaseForm.cs
// Namespaces, variables, and constants
using ... CREATE DATABASE statement, the DROP
DATABASE statement, or DDL, see Microsoft SQL Server Books Online.
The solution for Oracle databases and other databases is similar to that shown for SQL
Server...
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Tài liệu Create a New SQL Server Database from Within Visual Studio .NET pptx
Ngày tải lên :
21/01/2014, 12:20
... make a database useful.
to create a new database, it does give you an idea of where you can see various databases
in your system. Now you will learn how to create a database in VS .NET.
1. ... Create Database dialog box from within the Server Explorer in
two ways. The first way is to right-click on the Data Connections node and choose
Create New SQL Server Database. The second way is to ... right-click on the SQL
Server instance to which you want to add the database- in this case,
SHADRACH2-and then choose New Database. Although both methods open the
Create Database dialog box,...
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Tài liệu Back Up and Verify a SQL Server Database doc
Ngày tải lên :
21/01/2014, 12:20
... examination of the LoadSQLServers routine, check out
step 4 in that How- To.
Listing 7.8 frmHowTo7_2 .vb: Calling the Routine That Loads Available SQL
Servers into a List Box
Private Sub frmHowTo7_2_Load(ByVal ... Dim oDevice As SQLDMO.BackupDevice
' Log on to the SQL Server.
Dim osvr As SQLDMO.SQLServer = New SQLDMO.SQLServer()
osvr.LoginSecure = True
osvr .Connect( strSQLServer)
lstBackupDevices.Items.Clear() ... ' Create a connection to the server
Dim osvr As New SQLDMO.SQLServer()
osvr.LoginSecure = True
button to have information about the backup displayed in the text box at the bottom of the...
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Tài liệu Retrieving Constraints from a SQL Server Database docx
Ngày tải lên :
26/01/2014, 10:20
... from a SQL Server Database
Problem
You need to programmatically define constraints in a DataSet and retrieve constraint
information defined in a SQL Server database.
Solution
Use the INFORMATION_SCHEMA ... SqlDataAdapter(GETFOREIGNKEYCONSTRAINTS,
ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]);
else if (checkRadioButton.Checked)
da = new SqlDataAdapter(GETCHECKCONSTRAINTS,
ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); ... still available. The INFORMATION_SCHEMA views conform to the
SQL- 92 Standard.
Information schema views are defined within each database in a schema named
INFORMATION_SCHEMA. To access the views,...
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Tài liệu Restore a SQL Server Database doc
Ngày tải lên :
26/01/2014, 11:20
... examination of the LoadSQLServers
routine, check out step 4 in How- To 7.1.
Listing 7.14 frmHowTo7_3 .vb: Calling the Routine That Loads Available
SQL Servers into a List Box
Private Sub frmHowTo7_3_Load(ByVal ... found in the
SQLDMO.SQLDMO_RESTORE_TYPE namespace and are
SQLDMORestore _Database, SQLDMORestore_Files,
SQLDMORestore_Log.
Database This property allows you to specify the database name to restore ... Restore a SQL Server Database
Sometimes the user needs to restore a database, and again, it is nice if he doesn't have to
go to Enterprise Manager to accomplish this task. This How- To...
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