... clicked the Attach Database button. 1. Create a Windows Form. 7.5 Create a Detach/Attach SQL Server Database Dialog Box Situations sometimes arise that require a database to be attached, detached, ... chosen the database, you can reattach the database by clicking on the tab labeled Attach Database. You can then type in the name you want to attach the database as, and click on the Locate File ... DetachDB and AttachDBWithSingleFile methods to attach and detach a database. Comments You can enhance this routine by allowing for databases that have multiple files to be attached and detached....
Ngày tải lên: 24/12/2013, 06:17
Displaying an Image from a Database in a Web Forms Control
... following steps outline the required tasks: 1. Create a web page that outputs a binary stream containing the image from the database. 2. Create a SQL statement to retrieve the required image ... display an image from a database column in an ASP.NET control. Solution Fill an ASP.NET Image control from a database field by pointing the ImageUrl property of an Image control to a web page ... statement to retrieve the required image from the database and retrieve the image using a DataReader. A DataTable or DataSet filled using a DataAdapter can also be used. 3. Set the ContentType property...
Ngày tải lên: 28/10/2013, 18:15
Displaying an Image from a Database in a Windows Forms Control
... ds; private SqlDataAdapter da; private BindingManagerBase bm; // . . . private void DisplayDatabaseImageForm_Load(object sender, System.EventArgs e) { // Create the DataSet. ds ... within the data source, such as a row in a DataTable. The BindingContext class is used to instantiate a BindingManagerBase object and either a CurrencyManager or PropertyManager object is ... returned depending on the type of data source: • The CurrencyManager class inherits from the BindingManagerBase class and maintains a pointer for the current item in a data source that implements...
Ngày tải lên: 28/10/2013, 18:15
Tài liệu Create a Database User Account pdf
... provide access to databases. A database user account provides access to one and only one database that SQL Server manages. Each user, therefore, will need an account with each 11.8 Create a Database ... Server. Each SQL Server database maintains an internal registry of user accounts that are permitted into the database. This information is stored in the table named sysusers within the database. ... the database user account. I have been authenticated and logged into SQL Server and now I need to access data that is stored within a SQL Server database. Without a specific database user account,...
Ngày tải lên: 24/12/2013, 06:17
Tài liệu Create a New SQL Server Database from Within Visual Studio .NET pptx
Ngày tải lên: 21/01/2014, 12:20
Specifying Locking Hints in a SQL Server Database
... from changing data being read by a user and preventing users from reading data being changed by a user. Locks are acquired and released by user actions; they are managed internally by database ... command. SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... dataGrid.DataSource = null; [ Team LiB ] Recipe 6.14 Specifying Locking Hints in a SQL Server Database Problem You need to pessimistically lock rows in an underlying SQL Server database. ...
Ngày tải lên: 17/10/2013, 20:15
Tài liệu Specifying Locking Hints in a SQL Server Database doc
... conn.BeginTransaction(IsolationLevel.ReadCommitted); // Create the command. SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); ... on a resource. Locks ensure transactional integrity and database consistency by preventing other users from changing data being read by a user and preventing users from reading data being changed ... information about database locks: • The system stored procedure sp_lock returns a result set containing all active locks. • The syslockinfo table in the master database contains information about...
Ngày tải lên: 14/12/2013, 18:16
Tài liệu To create a Microsoft SQL Server database for OPN Systemô XT Server pptx
... Download a shareware database management tool You need a database management tool to create Microsoft SQL Server database and to export/import the Contact List. You can download the Aqua Data Studio ... 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 and the tables ... Server database for the OPN System™ XT Server? 9 Connecting to an Oracle database When you connect to the Oracle database using the Aqua Data Studio, enter the required information in...
Ngày tải lên: 20/12/2013, 23:15
Design and Implement a SQL Server Database
... thường đó là Default Instance. Một Instance c a SQL Server 2000 có 4 system databases và một hay nhiều user database. Các system databases bao gồm: • Master : Ch a tất cả những thông tin cấp hệ thống ... Thiết Kế Một Database Tạo Một User Database Chúng ta có thể tạo một database dễ dàng dùng SQL Server Enterprise bằng cách right-click lên trên " ;database& quot; và chọn "New Database& quot; ... and jobs). Cấu Trúc Vật Lý C a Một SQL Server Database Mỗi một database trong SQL Server đều ch a ít nhất một data file chính (primary), có thể có thêm một hay nhiều data file phụ (Secondary)...
Ngày tải lên: 25/08/2012, 09:00
Design and Implement a SQL Server Database
... (SQL) Server nào đó là ta nói đến một Instance c a SQL Server 2000, thông thường đó là Default Instance. Một Instance c a SQL Server 2000 có 4 system databases và một hay nhiều user database. ... (template) cho các database khác. Ngh a là khi một user database được tạo ra thì SQL Server sẽ copy toàn bộ các system objects (tables, stored procedures ) từ Model database sang database mới v a ... Sp_help ['object'] Cung cấp thông tin về một database object (table, view ) hay một data type. Sp_helpdb [&apos ;database& apos;] Cung cấp thông tin về một database cụ thể nào đó. Sau đó...
Ngày tải lên: 06/10/2013, 17:20
SQL Server 2000 Administration in 15 Minutes a Week: Administration Fundamentals
... can have many named instances operating at the same time. You can also Run SQL Server 6.5 or 7.0 as the default instance with one or many SQL Server 2000 named instances running at the same ... is this particular type of instance identified? servername servername\instancename SQL Server 2000 Administration in 15 Minutes a Week: Administration Fundamentals Part 1 by Michael Aubert www.2000trainers.com ... Mode authentication you are asked to provide a password for the system administrator (sa) account. This account is available so you can authenticate as a “sysadmin” via SQL Server Authentication....
Ngày tải lên: 17/10/2013, 09:15
Using a SqlConnection Object to Connect to a SQL Server Database phần 1
... Main() { // formulate a string containing the details of the // database connection string connectionString = " ;server= localhost ;database= Northwind;uid=sa;pwd=sa"; // create ... ADO.NET automatically stores database connections in a pool. Connection pooling offers a great performance improvement because you don't have to wait for a brand new connection to the database ... illustrates how to use a SqlConnection object to connect to a SQL Server database */ using System; using System.Data; using System.Data.SqlClient; class MySqlConnection { public static...
Ngày tải lên: 07/11/2013, 10:15
Tài liệu Using a SqlConnection Object to Connect to a SQL Server Database phần 2 doc
... 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 ... object. You can produce information and error messages using the SQL Server PRINT or RAISERROR statements, which are described in Chapter 4 , "Introduction to Transact- SQL Programming." ... StateChangeEventArgs class. The following example defines a method named StateChangeHandler to handle the StateChange event. You'll notice that the second parameter to this method is a StateChangeEventArgs...
Ngày tải lên: 14/12/2013, 13:15
Tài liệu Determining the Length of Columns in a SQL Server Table doc
... SqlDataAdapter da = new SqlDataAdapter(sqlText, conn); // Add table mappings. da.TableMappings.Add("Table", "Orders"); da.TableMappings.Add("Table1", "Order Details"); ... Microsoft SQL Server Books Online. The GetSchemaTable( ) method of the DataReader also returns all column lengths. The method returns a DataTable containing column metadata for a DataReader, where ... Unicode characters). // Create the connection. SqlConnection conn = new SqlConnection( ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); // Create DataAdapter. SqlDataAdapter...
Ngày tải lên: 24/12/2013, 05:15
Tài liệu Creating a New SQL Server Database doc
... a DDL CREATE DATABASE statement to create a new database on a SQL Server. You can programmatically drop the database by using the DROP DATABASE statement in a similar way. To drop the database ... StringBuilder sb = new StringBuilder( ); // SQL DDL command text to create database. String sqlText = " ;CREATE DATABASE MyDatabase ON PRIMARY " + "(NAME = MyDatabase_Data, ... [ Team LiB ] Recipe 10.7 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...
Ngày tải lên: 21/01/2014, 11:20
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