Deleting Records From Datagrid ?
Jun 4, 2010How to delete a selected row from Datagrid.I have provided a delete button. I tried the following code, but don't know where it is going wrong.
CODE:
I think, problem is in this line:
CODE:
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[Code]...
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Jun 6, 2011I have created a form called new users, I have added my data source, draged over the objects I want from the dataset onto the form and all is well appart from the fact that I cant delete records.
To add them I simply click the add button, put in my info and then click the little disk button to update the dataset.This does not work for the delete button though, instead I get the following error
UPDATE REQUIRES A VALID DELETE COMMAND WHEN PASSED DATA ROW COLLECTION WITH DELETED ROWS.
[Code]...
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this is my code
Dim myConnection As SqlConnection
Dim myCommand As SqlCommand
[code].....
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Here's a photo of my sample program :
The selected row on my grid is the records that i am going to delete.
Here is the photo after clicking the delete button. It delete the entire selected rows except the selected column Name, instead the first row column "Name" record is deleted and the second row column "Name" replace to it.
Here is the code for my delete button:
Private Sub Button1_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Me.TblCreditBindingSource.RemoveCurrent()
[Code].....
I dont know what's the process of deleting should i do..
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[Code]...
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Here is the
Dim deleteCommandF As New OleDbCommand
Dim deleteCommandE As New OleDbCommand
Dim deleteCommandO As New OleDbCommand
[code]....
Running the program now to get the exact error message, shouldnt be more than 5 minutes and I'll post it.It says my paremeters are wrong? deleteCommandE.ExecuteNonQuery()
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[code]...
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In the save button i`ve putted the code :
Using con As New SqlConnection("Data Source=.SQLEXPRESS;AttachDbFilename=H:ProjectsWindowsApplication1WindowsApplication1Database1.mdf;Integrated Security=True;Connect Timeout=30;User Instance=True")
Try
[Code]...
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Aug 8, 2011I have records in my datagridview (from database(ms sql server 2008 r2)). What i want to do is to insert the records selected by my datagridview checkboxcolumn and IF POSSIBLE automatically delete a record if the records to be inserted are equal to the records inside the database. (Hoping you got what I want to say.) For example. I have an A,B,C(child) that is under XXX(parent) in my database and I'll be inserting the A,B(child) again but it will be under YYY(parent). The old record in XXX will be deleted except C. I just want a possible DELETE STATEMENT These are what I've done so Far :
Insertion of record to database
Try
connectionString = "Data Source=***;"
sql_connection = New SqlConnection(connectionString)
[code].....
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this my code
Try
Dim dsql As String
[code]....
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Following is the code:
Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button6.Click
'recorddelete()
Dim sql As String
Dim db As New DBHelper
[code]....
I think problem is in this line, may be syntax problem:
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heres the code i have been so far[code]..
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[code]...
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