executing a sql server stored procedure

... 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() ... 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. ... use the ADO Command object, as well as the Parameter object if you are passing parameters. You will create a Command object and supply the command text, which in this case will be the name of...

Ngày tải lên: 14/12/2013, 20:16

... Team LiB ] Recipe 9.8 Debugging a SQL Server Stored Procedure Problem Given an application that uses a SQL Server stored procedure that is causing errors, you need to debug the stored procedure. ... Visual Studio .NET to debug SQL Server stored procedures (in both standalone mode and from managed code). Discussion Debugging a stored procedure in standalone mode You can debug a stored procedure ... supply the parameter values on the Run Stored Procedure dialog. Debugging a stored procedure from managed code To debug a stored procedure from managed code, SQL debugging must be enabled for...

Ngày tải lên: 07/11/2013, 13:15

... read the output parameters. Executing the AddProduct() Stored Procedure In Chapter 4 , you saw how to create a stored procedure in the SQL Server Northwind database. The procedure you saw was ... row as an OUTPUT parameter. Listing 8.11: ADDPRODUCT .SQL /* AddProduct .sql creates a procedure that adds a row to the Products table using values passed as parameters to the procedure. ... mySqlCommand.Parameters.Add("@MyProductID", SqlDbType.Int); Executing SQL Server Stored Procedures In Chapter 4 , you saw how to create and execute SQL Server stored procedures using T- SQL. You execute a stored procedure...

Ngày tải lên: 07/11/2013, 10:15

... then read using a SqlDataReader object. The SqlDataReader object is closed before the output parameter is read. The output from this program is as follows: mySqlDataReader["ProductName"] ... before you can read any output parameters. 6. Read the values of any output parameters. In the following example, you'll see a stored procedure named AddProduct3() that will return a result ... create a Command object and set its CommandText // property to an EXECUTE statement containing the stored // procedure call SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); mySqlCommand.CommandText...

Ngày tải lên: 07/11/2013, 10:15

... the changes made to the DataSet passed in as an NText input parameter @data. The parameters @data and @datadeleted contain an XML representation of a DataSet containing all updated and added ... System.EventArgs e) { ds = new DataSet( ); // Create the DataAdapter. SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM " + TABLENAME, ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); ... Single Stored Procedure to Update Multiple Changes to a SQL Server Database Problem You need to update a SQL Server 2000 database with changes to multiple rows in a DataSet by executing a single...

Ngày tải lên: 21/01/2014, 11:20

... AuthID First Name Last Name A1 John Brown A2 Matthew Bortniker A3 Rick Johnson A4 Peter Wright A5 James Moon AuthorBook BookID AuthID 1 A1 2 A2 2 A3 3 A4 3 A5 3 A1 Ngoài ra một trong ... 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) ... động li SQL Server hay khi ta disconnect. ã 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...

Ngày tải lên: 25/08/2012, 09:00

... user database được tạo ra thì SQL Server sẽ copy toàn bộ các system objects (tables, stored procedures ) từ Model database sang database mi va to. ã Msdb : Database này được SQL Server Agent ... (schedule alerts and jobs). 3.2. 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 ... (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....

Ngày tải lên: 06/10/2013, 17:20

... command. SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... 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 ... 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...

Ngày tải lên: 17/10/2013, 20:15

... SHOWPLAN_TEXT (from the Query Execution category) is ON, SQL Server returns a result set containing detailed information about how the SQL statements are going to be executed rather than actually ... Microsoft SQL Server Books Online. [ Team LiB ] "ORDER BY CompanyName"; // Retrieve the plan into DataReader. SqlDataReader dr = cmd.ExecuteReader( ); // Iterate over all ... the second contains rows detailing the plan. For batch SQL statements, the result sets alternate between statement and plan for each statement in the batch. SHOWPLAN_TEXT does not need to be...

Ngày tải lên: 28/10/2013, 18:15

... when there's a suitable connection already available. When you close a connection, that connection isn't actually closed; instead, your connection is marked as unused and stored in ... 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 to be established ... mySqlConnection.ConnectionString = server= localhost;database=Northwind;uid=sa; mySqlConnection.ConnectionTimeout = 15 mySqlConnection.Database = Northwind mySqlConnection.DataSource = localhost mySqlConnection.PacketSize...

Ngày tải lên: 07/11/2013, 10:15

... that handles an event is known as an event handler. You call this method when a particular event is fired. All event handler methods must return void and accept two parameters. The first parameter ... // create a SqlCommand object SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); // run a PRINT statement mySqlCommand.CommandText = "PRINT 'This is the message from ... SqlConnection(" ;server= localhost;database=Northwind;uid=sa;pwd=sa"); // monitor the StateChange event using the StateChangeHandler() method mySqlConnection.StateChange += new StateChangeEventHandler(StateChangeHandler);...

Ngày tải lên: 14/12/2013, 13:15

... 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;...

Ngày tải lên: 14/12/2013, 18:16

... Create the connection. SqlConnection conn = new SqlConnection( ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); // Create DataAdapter. SqlDataAdapter da = new SqlDataAdapter(sqlText, ... DataSet. DataSet ds = new DataSet( ); // Fill the schema and data. da.FillSchema(ds, SchemaType.Mapped); da.Fill(ds); // Iterate over the table collection in the DataSet. foreach(DataTable ... cmd.CommandType = CommandType.StoredProcedure; cmd.Parameters.Add("@objname", SqlDbType.NVarChar, 776); cmd.Parameters[0].Value = dt.TableName; conn.Open( ); // Create the DataReader...

Ngày tải lên: 24/12/2013, 05:15

... ListBox Name lstDatabases Label Name Label3 Text Backup Devices ListBox Name lstBackupDevices Command Button Name btnBackup Text &Backup Label Name Label4 Text Backup Set Name TextBox ... into a List Box Private Sub frmHowTo7_2_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load ' Load up the SQL Servers LoadSQLServers(Me.lstSQLServers) ... the SQL Server that he wants to display the databases of. He can then choose the database and backup device. From there, the user can click the Backup button to perform the backup. You can then...

Ngày tải lên: 21/01/2014, 12:20

... name Data type Description CONSTRAINT_CATALOG nvarchar(128) Constraint name CONSTRAINT_SCHEMA nvarchar(128) Constraint owner CONSTRAINT_NAME sysname Constraint name TABLE_CATALOG nvarchar(128) ... REFERENTIAL_CONSTRAINTS information schema view Column name Data type Description CONSTRAINT_CATALOG nvarchar(128) Database name CONSTRAINT_SCHEMA nvarchar(128) Constraint owner name CONSTRAINT_NAME ... CONSTRAINT_CATALOG nvarchar(128) Constraint qualifier CONSTRAINT_SCHEMA nvarchar(128) Constraint owner name CONSTRAINT_NAME nvarchar(128) Constraint name TABLE_CATALOG nvarchar(128) Table qualifier TABLE_SCHEMA...

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