0

using a single stored procedure to update multiple changes to a sql server database

Tài liệu Use a Single Windows Form to Update Multiple Lookup Tables Just about every database application pptx

Tài liệu Use a Single Windows Form to Update Multiple Lookup Tables Just about every database application pptx

Cơ sở dữ liệu

... hassles trying to track the data table directly. dtFromGrid = CType(dgTableData.DataSource, DataTable) ' Commands necessary to actually post back to server. modaLookupData .Update( dtFromGrid) ... ByVal e As System.EventArgs) Handles lstLookupTables.SelectedIndexChanged Dim dtData As New DataTable() Try ' Update the data adapter and data table to reflect the new data, ... the modaLookupData data adapter, and it is used to update the data table. The Update method of modaLookupData is executed, followed by the AcceptChanges method of the dtFromGrid data table....
  • 6
  • 356
  • 0
Use a Single Web Form to Update Multiple Lookup Tables

Use a Single Web Form to Update Multiple Lookup Tables

Cơ sở dữ liệu

... mdtLookupData is being stored to a Session object entry called MyDataTable, and a Boolean variable called IsAdding is set to False. This last variable will be set to True when the btnAdd is clicked and ... ' Get the data and put it in the data table. odaLookupData.Fill(dtNew) ' Save the data table to a session variable so that ' you don't lose it on a trip back to ... mdtLookupData.Rows(e.Item.ItemIndex + GetPageRows()).Delete() ' Commands are necessary to actually post back to the server. cnn.Open() odaTableData .Update( mdtLookupData) mdtLookupData.AcceptChanges() ...
  • 19
  • 276
  • 0
Using a SqlConnection Object to Connect to a SQL Server Database phần 1

Using a SqlConnection Object to Connect to a SQL Server Database phần 1

Kỹ thuật lập trình

... MYSQLCONNECTION.CS /* MySqlConnection.cs illustrates how to use a SqlConnection object to connect to a SQL Server database */ using System; using System.Data; using System.Data.SqlClient; ... 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 there are multiple ... using System; using System.Data; using System.Data.SqlClient; class ConnectionPooling { public static void Main() { // create a SqlConnection object to connect to the database, ...
  • 7
  • 729
  • 0
Tài liệu Using a SqlConnection Object to Connect to a SQL Server Database phần 2 doc

Tài liệu Using a SqlConnection Object to Connect to a SQL Server Database phần 2 doc

Kỹ thuật lập trình

... 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 ... StateChange event. Listing 7.3: STATECHANGE.CS /* StateChange.cs illustrates how to use the StateChange event */ using System; using System.Data; using System.Data.SqlClient; class ... object SqlConnection mySqlConnection = new SqlConnection(" ;server= localhost ;database= Northwind;uid=sa;pwd=sa"); // monitor the StateChange event using the StateChangeHandler()...
  • 7
  • 592
  • 0
Tài liệu To create a Microsoft SQL Server database for OPN Systemô XT Server pptx

Tài liệu To create a Microsoft SQL Server database for OPN Systemô XT Server pptx

Cơ sở dữ liệu

... Contact List from the embedded database to a new database, see the How to export Contact list from McKoi database to Microsoft SQL Server? document. Step 1: Download a shareware database management ... Start the Web Configuration Interface and log onto the system. 3. Navigate to Database > Connection and add a new database handler for Microsoft SQL Server. Click Save to add the database ... database handler to the configuration. 4. Navigate to Database > Selection and select the newly created Microsoft SQL Server database for all database selections. How to create a Microsoft SQL...
  • 10
  • 579
  • 0
Design and Implement a SQL Server Database

Design and Implement a SQL Server Database

Cơ sở dữ liệu

... SQL Server hay khi ta disconnect. • Model : Database này đóng vai trò như một bảng kẻm (template) cho các database khác. Ngh a là khi một user database được tạo ra thì SQL Server sẽ copy to n ... 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; ... (tables, stored procedures ) từ Model database sang database mới v a tạo. • Msdb : Database này được SQL Server Agent sử dụng để hoạch định các báo động và các công việc cần làm (schedule alerts...
  • 10
  • 881
  • 0
Design and Implement a SQL Server Database

Design and Implement a SQL Server Database

Kỹ thuật lập trình

... (template) cho các database khác. Ngh a là khi một user database được tạo ra thì SQL Server sẽ copy to n bộ cácsystem objects (tables, stored procedures ) từ Model database sang database mới v a ... (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 2000có 4 system databases và một hay nhiều user database. ... 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...
  • 10
  • 462
  • 0
Specifying Locking Hints in a SQL Server Database

Specifying Locking Hints in a SQL Server Database

Kỹ thuật lập trình

... command. SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... ReadCommitted. A DataAdapter is used on the transacted connection to fill a DataTable. A CommandBuilder is created to generate updating logic. The default view of the table is bound to the data grid ... 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 software. A locking...
  • 5
  • 417
  • 0
Tài liệu Specifying Locking Hints in a SQL Server Database doc

Tài liệu Specifying Locking Hints in a SQL Server Database doc

Quản trị mạng

... command. SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... as a transaction with an isolation level of READ COMMITTED. READUNCOMMITTED Same as NOLOCK. REPEATABLEREAD Use the same locking as a transaction with an isolation level of REPEATABLE READ. ... SqlCommandBuilder(da); // Fill table using the DataAdapter. DataTable dt = new DataTable( ); da.Fill(dt); // Bind the default view of the table to the grid. dataGrid.DataSource = dt.DefaultView;...
  • 5
  • 540
  • 0
Tài liệu Executing a SQL Server Stored Procedure By Using ActiveX Data Objects doc

Tài liệu Executing a SQL Server Stored Procedure By Using ActiveX Data Objects doc

Cơ sở dữ liệu

... Listing A. 8. Listing A. 8 basCommandExamples.vb: Calling a Stored Procedure By Using Parameters Sub UseAStoredProcedureWithAParameter(ByVal txtResults As TextBox) Dim cnn As New ADODB.Connection() ... for a given customer. Listing A. 7 Northwind SQL Server Database: T -SQL for the Stored Procedure Called CustOrdersHist ALTER PROCEDURE CustOrderHist @CustomerID nchar(5) AS SELECT ProductName, ... Executing a SQL Server Stored Procedure By Using ActiveX Data Objects If you are doing an ADO development with client server for backends, then you probably call stored procedures. In...
  • 2
  • 450
  • 0
Tài liệu Retrieving Stored Procedure Return Values Using a DataReader docx

Tài liệu Retrieving Stored Procedure Return Values Using a DataReader docx

Quản trị mạng

... InputOutput The parameter is both an input and output parameter, allowing the caller to pass a data value to the stored procedure and the stored procedure to pass a data value back to the caller. ... Output The parameter is an output parameter allowing the stored procedure to pass a data value back to the caller. ReturnValue The parameter represents the value returned from the stored procedure. ... are using a stored procedure to create a DataReader and need to get the return value. When you try to access the value, it is null. How can you access the return value? Solution Use a parameter...
  • 4
  • 339
  • 0

Xem thêm