code to connect sql server database in java
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( ... documents.
The sample code contains two event handlers:
Form.Load
Sets up the sample by creating a DataSet containing the contents of the table
using System.Data;
using System.Data.SqlClient;
private...
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Specifying Locking Hints in a SQL Server Database
Ngày tải lên :
17/10/2013, 20:15
... 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 code ... 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
... assigned to Oracle DB)
How to create a Microsoft SQL Server database for the OPN System™ XT Server?
8
Connecting to MySQL database
When you connect to the MySQL database using the ... login information when connecting to the database
sql scripts
Each of the database types has a sql file that you need to:
1. Modify to point to the right database.
2. Run to create the database ... 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? ...
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Design and Implement a SQL Server Database
Ngày tải lên :
25/08/2012, 09:00
... 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. ... dạng unicode.
Một lưu ý khác là 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 ... 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 ... 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 một hay nhiều user database. Các system databases bao ... 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 Create a Detach/Attach SQL Server Database Dialog Box ppt
Ngày tải lên :
24/12/2013, 06:17
... LoadSQLServers(Me.lstSQLServers)
End Sub
6. On the lstSQLServers list box, add the code in Listing 7.25 to the
SelectedIndexChanged event. This routine toggles the btnDetach button,
depending ... 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 ... btnDetach.Click
Dim oSQLSvr As New SQLDMO.SQLServer()
Dim strDetachMsg As String
Try
' Connect to the server
oSQLSvr.LoginSecure = True
oSQLSvr .Connect( Me.lstSQLServers.SelectedItem)...
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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 ... DROP DATABASE statement
in a similar way. To drop the database created in the previous example, use the following
code:
DROP DATABASE MyDatabase
The DROP DATABASE statement will fail if the database...
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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
... 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, ... actually 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....
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Tài liệu Back Up and Verify a SQL Server Database doc
Ngày tải lên :
21/01/2014, 12:20
... 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() ... 7.1. For an 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 ... ' 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"]); ... allows applications to continue to work
properly if the system tables change in future releases of SQL Server. Information
schema views provide an alternative to using system stored procedures...
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Tài liệu Using an IP Address to Connect to SQL Server pdf
Ngày tải lên :
21/01/2014, 11:20
... connection string.
The sample code contains a single event handler:
Connect Button.Click
Creates and opens a connection to a SQL Server using its IP address. Information
about the SQL Server is ... Connect to SQL Server
Problem
You want to connect to a SQL Server using its IP address instead of its server name.
Solution
Use the Network Address and Network Library attributes of the connection ... library to be monitored is installed and configured.
Available network libraries for SQL Server 2000 include:
AppleTalk ADSP
Allows Apple Macintosh to communicate with SQL Server using native...
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