update identity column value in sql server
Tài liệu Getting an Identity Column Value from SQL Server pptx
Ngày tải lên :
21/01/2014, 11:20
... da.InsertCommand.UpdatedRowSource =
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Recipe 4.2 Getting an Identity Column Value from SQL Server
Problem
When you add a row into a SQL Server table that has an identity column, ... statement:
select Scope _Identity( ) CategoryId
The columns are updated from the data source to the row matching column names, taking
into account any column mappings that might be in place.
You can ... work with a batch SQL command.
The SCOPE _IDENTITY( ) function was introduced in SQL Server
2000 to make it easier to work with identity values. While
SCOPE _IDENTITY( ) and @ @IDENTITY both return...
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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;
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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 ... da.Fill(ds, TABLENAME);
// Columns in XML representation of data as attributes
foreach(DataColumn col in ds.Tables[TABLENAME].Columns)
col.ColumnMapping = MappingType.Attribute;
// This ...
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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SQL Server 2000 Administration in 15 Minutes a Week: Administration Fundamentals
Ngày tải lên :
17/10/2013, 09:15
... to SQL Server 2000 or install SQL Server 2000 along side 6.5 or 7.0
- SQL Server 6.5 and 7.0 can be upgraded directly to SQL Server 2000
- SQL Server 2000 can be installed as the default instance ... a SQL Server instance
Learn SQL Server 2000 in 15 Minutes a Week: Basic
Installation
Part 2
by Michael Aubert
www.2000trainers.com
Welcome to the second article in my series SQL Server Administration ... Computer – Installs SQL Server onto a remote computer on the network
Virtual Server – Used for installing SQL Server onto a Server Cluster
In this article we will look at an installation of SQL Server...
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Specifying Locking Hints in a SQL Server Database
Ngày tải lên :
17/10/2013, 20:15
... rows in an underlying SQL Server database.
Solution
Use SQL Server locking hints from ADO.NET.
The sample code contains three event handlers:
Start Tran Button.Click
Creates a SQL SELECT statement ... SELECT, INSERT, DELETE, and UPDATE
statements to instruct SQL Server as to the type of lock to use. You can use locking hints
when you need control over locks acquired on objects. The SQL Server ... according to their function.
Table 6-21. SQL Server locking hints for isolation level
Locking hint Description
HOLDLOCK
Hold a shared lock until the transaction is completed instead
of releasing...
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Tài liệu Specifying Locking Hints in a SQL Server Database doc
Ngày tải lên :
14/12/2013, 18:16
... SELECT, INSERT, DELETE, and UPDATE
statements to instruct SQL Server as to the type of lock to use. You can use locking hints
when you need control over locks acquired on objects. The SQL Server ... according to their function.
Table 6-21. SQL Server locking hints for isolation level
Locking hint Description
HOLDLOCK
Hold a shared lock until the transaction is completed instead
of releasing ... preventing other users from reading or
updating the table. By default, the lock is held until the end of the
statement.
Table 6-23. SQL Server Locking Hints for Other Functions
Locking
hint...
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Tài liệu Retrieving Column Default Values from SQL Server pdf
Ngày tải lên :
24/12/2013, 05:15
... whether it begins with the word DEFAULT indicating a default constraint. For
default constraints, the column name is the string following the word column in the
constraint_type column.
Once ... {constraint_type}
[on column {column_ name}]. For example, the default constraint on the Freight column
in the Orders table in the Northwind sample database has a constraint type of DEFAULT
on column ... system stored procedure sp_helpconstraint to get constraint
information for the columns in the Orders table in the Northwind sample database.
Column default values are identified and retrieved...
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Tài liệu Determining the Length of Columns in a SQL Server Table doc
Ngày tải lên :
24/12/2013, 05:15
... the column collection in the table.
foreach(DataColumn col in dt.Columns)
{
// Get column information.
schemaInfo.Append("\tCOLUMN: " + col.ColumnName +
Environment.NewLine); ... " + colInfo[col.ColumnName] +
Environment.NewLine);
schemaInfo.Append(Environment.NewLine);
}
schemaInfo.Append(Environment.NewLine);
}
resultTextBox.Text = schemaInfo.ToString( ); ... connection.
SqlConnection conn = new SqlConnection(
ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]);
// Create DataAdapter.
SqlDataAdapter da = new SqlDataAdapter(sqlText,...
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Tài liệu Getting SQL Server Column Metadata Without Returning Data doc
Ngày tải lên :
21/01/2014, 11:20
... that returned an empty result set.
For more information about the SET FMTONLY statement, see the topic "SET" in
Microsoft SQL Server Books Online.
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... client when a SQL
statement or stored procedure is executed; only metadata is returned to the client. The
DataTable created is identical to one that would have been created if the SQL command ... // Bind the default view of the table to the grid.
dataGrid.DataSource = dt.DefaultView;
D
iscussion
Recipe 10.9
discusses the SQL SET statement.
When SET FMTONLY...
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Tài liệu Wiley - Microsoft SQL Server 2008 All-in-One Desk Reference For Dummies (2008)01 doc
Ngày tải lên :
27/01/2014, 09:20
... Setting Up SQL Server 2008 . . . . . . . . . . . . . . . . . . . . . . . . . .35
Installing SQL Server 35
Creating and Maintaining Configurations 43
SQL Server communication protocols 43
Reporting ... . . . . . . . . . . . . . . . . .35
Installing SQL Server 35
Creating and Maintaining Configurations 43
Streamlining Administration 47
Chapter 5: Using SQL Server Management Studio . . . . . . ... 296
Enabling full-text search capabilities 297
Using full-text queries 299
Understanding Outer Joins 301
Using an INNER JOIN 302
Using RIGHT OUTER JOIN 302
Using LEFT OUTER JOIN 303
Using FULL...
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Tài liệu Wiley - Microsoft SQL Server 2008 All-in-One Desk Reference For Dummies (2008)02 pdf
Ngày tải lên :
27/01/2014, 09:20
... Server s Reporting Services (SSRS) aim to offering the IT organization a
single source for creating, maintaining, and delivering reports on information
stored in the database. Well-integrated with ... client. Finally, you need to have administra-
tive privileges on the computer where you’re installing SQL Server.
07_179543-bk01ch03.qxp 8/23/08 12:26 AM Page 23
Reporting
20
Reporting
SQL Server s ... readiness categories,
making sure that you meet or exceed each of these prerequisites. Also, if
you’re installing SQL Server on multiple machines, remember that a machine
acting as a central server...
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