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all groups > dotnet ado.net > february 2004 > threads for saturday february 7

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Parent-child + Datagrids
Posted by patrickhuffer NO[at]SPAM hotmail.com at 2/7/2004 10:01:42 PM
I used the Data Form Wizard in Visual Studio to create a form allowing the user to edit a simple parent table. The parent and child tables already have a cascade updates relationship in SQL Server on the parent table's primary key. I accepted all the defaults in the wizard. A dataset was generat...more >>


VS.NET Database Projects
Posted by Roshawn at 2/7/2004 7:40:05 PM
Hi, I have a question regarding Database Projects. Can you only use this type of project with a preexisting database or can it be used to create a new database from scratch? (Forgive me if I'm posting to the wrong newsgroup) Thanks, Roshawn ...more >>

How can I get the data form DataView with sorted order?
Posted by jennifer at 2/7/2004 7:36:05 PM
Hi I have some problem to get the data from data view I created one table and sort one column in the dataview DataTable myTable = new DataTable() ....Create Columns and add Record Values. DataView myView = new DataView(myTable) myView.Sort = "Price" for(int i=0; i<myView.Table.Rows.Count...more >>

Do DataAdapter's dispose close the connection?
Posted by poseidon at 2/7/2004 6:34:00 PM
I know that DataAdapter opens the connection passed with parameter. However, when I dispose DataAdapter, it seems its dispose doesn't close that connection. Is this sensible? ...more >>

INSERT new values into 3 related tables - within grid control
Posted by Marina at 2/7/2004 5:16:08 PM
How should my CommandText be written to insert new values into 3 related tables: TblProject: ProjectID - autonumber CompanyID - number (fk) EngineerID - number (fk) TblCompany: CompanyID - autonumber ProjectID - number (fk) tblEmployees: EngineerID - autonumber ProjectID - number (f...more >>

Help with Microsoft.ApplicationBlocks.Data SPOC Sample
Posted by Stuart Shay at 2/7/2004 4:07:13 PM
Hello All: I am trying to retreve the Values from the following SPOC (Works in SQL QA) And Return the Values into my ASP.NET (VB) Code. ---- SPOC Works ----- CREATE PROCEDURE getLoginCredentials @Email nvarchar(50) AS SELECT UserName,Password FROM Users WHERE Email = @Email GO --...more >>

ExecuteReader Help
Posted by Jose Ines Cantu Arrambide at 2/7/2004 1:30:44 PM
Hello, When I do a SqlReader oReader = oCommand.ExecuteReader() the code jumps to the next line until all the result set is retrieved, and for a particualar view I have it takes about 40 seconds to do this. *If I do a "Return all Rows" on the view on the SqlServer Enterprise Managem...more >>

Connection Pooling with MS .NET provider for Oracle
Posted by Chris Block at 2/7/2004 12:26:08 PM
Can you do connection pooling with the Microsoft ADO.NET provider for Oracle. if so, how do you set it up. Is it similar to SQL Server where you definne it in the connection string ...more >>



oleDataAdapter Error on Update (vb)
Posted by Rich at 2/7/2004 12:15:00 PM
Hello, I get an error message when I try to update an oleDBdataAdapter: "Syntax error in Update statement" Here is what I have: for this project I am using all data components from the toolbox (instead of just writing code for them - VB 2002), an oleDBconnection, oleDBdataAdapter, ...more >>

Generate Dataset does not carry over Default Values from Database
Posted by tommy_s NO[at]SPAM msn.com at 2/7/2004 10:08:03 AM
I'm working with VS.NET 2003 and SQL Server 2000. After having created a sqlDataAdapter and a sqlConnection by dragging a database table from Server Explorer onto the form's design surface, I then generate a dataset from the sqlDataAdapter...you know, the standard approach for generating a dat...more >>

Dataset and Cascading keys
Posted by matpublic NO[at]SPAM ntlworld.com at 2/7/2004 8:54:43 AM
I'm having difficult with these cascading keys, but it maybe I'm too hopeful as to their capabilities. Situation; A typed dataset, containing two complex types which. TableA, columns (AppID int , Reference string) TableB, columns (AppID int , Description string) If within the code I cr...more >>

Inside SqlCommandBuilder
Posted by Girish at 2/7/2004 1:40:54 AM
CREATE TABLE [dbo].[person] ( [personid] [int] IDENTITY (1, 1) NOT NULL , [callsignid] [int] NOT NULL , [password] [nvarchar] (20) COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL , [name] [nvarchar] (50) COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL , [genderid] [int] NOT NULL , [ageid] ...more >>

SQL Server Applciation roles
Posted by Tony at 2/7/2004 1:11:11 AM
Has anyone tried to use SQL Server application roles from ADO.NET. If I call sp_setapprole once per connection, I get a "General Network Error" on the second connection (first works great). So I figured it is being maintained after the initial connection has this set by the connection pool, bu...more >>


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