I am having a problem getting updates and deletions to go back to my SQL database.Adding a new record is fine.But if I try to delete or change a record and then use a button to update I get this error:Dynamic SQL generation for the UpdateCommand is not supported against a SelectCommand that does not return any key column information.I have tried to use the update command that is part of the SQL command builder but it gives me an error as well.[code]
I am trying updating a record. It seems like I did all the right things but I can't seem to update my database. I'm not sure if my update button is functioning as it should be.
Private Sub UpdateButton1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles UpdateButton1.Click Dim cb As New OleDb.OleDbCommandBuilder(da5) While count5 < MaxRecords5 cells5 = 0 [Code] .....
Whenever I edit the datagrid, and press update, it doesn't really update the database.
I'm at the moment busy with a project for school. Well I have a datagridview that displays all of the employees within the company. But I want to be able to change, delete or add new employees in the datagridview and then save it in the actual database. I used this code to do that.
But when I run my program and click on the save button I get this error message:
Application Exception was unhandled
TableAdapterManager contains no connection information. Set each TableAdapterManager TableAdapter property to a valid TableAdapter instance.How can I get around this? I think it has to do that my dataset exists out of 1 table but actually it contains items from 2 tables. Would this be the problem?I need to have the dataset like that though otherwise other parts of the program won't work.
I have this program im making it is supposed to be a basketball game monitor. The user enters two teams and the 12 players on each team then it has you pick the 5 active players and takes you to the run form where you can start the game once started you can add things like fouls and baskets made and attempted if a player gets 5 fouls or you hit stop clock you change which players are active and its supposed to update the database through the dataset and dataadapter but it doesnt seem to update the database with the info put in the datagrid view.
Here is the code of the run form i will also attach source in zip file if needed to point out mess ups
Update: When you hit resume game after change of players is when it puts zero on everyone again.
Basketball-RealTime-Monitor.zip (322.22K) Number of downloads: 74
I got a system which i want to insert, delete, update the data into my database and the data from database will be display using datagrid. The below is the coding for one of my button, delete.
Private Sub btnDelete_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnDelete.Click Try btnSearchEmpNo.Enabled = False[code].....
Now I wanna set when user click on this button to delete a employee (for example) then the datagrid that i have in my application will not show the data of the deleted employee but in the background, the employee haven't been deleted from database.The employee only will be deleted from database when the user click on SAVE button.I know this application have to use RowState but how?
I have a datagrid who's ItemsSource is a strongly typed IEnumerable object In this datagrid, I have a checkbox column, a price column, a part name column, and a 'total selling for' column. On checking the checkbox I need to update the total selling for column with the value in the price column. This part I have working, however, how can I get the checkbox to remain checked when this happens?
Private Sub UpdateSellFor(sender As System.Object, e As System.Windows.RoutedEventArgs) Dim _CB As CheckBox = DirectCast(sender, CheckBox) Dim _ID As Integer = _CB.Tag Dim _PP = DirectCast(DG_PartsToSelect.CurrentItem, PartTyping).PartPrice
What I am trying to do basically is open an access query in a datagrid view and then be able to make changes to the datagrid and then save it back to the database.When I try to save:
I am fresher in vb.net but I have experience in vb 6.0. But I want to connect database in sql server through sql connection. In that case how to create connection with window or sqlserver authintication mode and how to add or update new record in data base in batch transaction. Please help me with sample code. So that I can understand eassily.
I have a issue with updating a row in a DataTable. I can initially create and populate the data table. But I am unable to update a row. I have found examples of datatabe connected to database ETC. Looking around I see reference to LoadDataTable but I can not find a way to make PmaDataTable. LoadDataRow() work.[code]
how to update the sql database from the gridview without having to add a primary key to the table,like when the user finishes updating the datagrid it will go delete the sql table and replace it or read with the adapter and fill the rows i cant find a way for this its not making sense to me i wrote a code i am sure its all wrong i am trying to return all rows values from datagrid
For i As Integer = 0 To DataGridView1.Rows.Count - 1 For Each column In DataGridView1.Columns For j As Integer = 0 To DataGridView1.Columns.Count - 1
I have a form that contains a datagrid control. This form call another form and from that form i change the datagrid caption property. When i show the form that contains the datagrid, the property caption it have not changed. But if i give it the focus the property is updated. I After change the property value call the refresh method on the datagrid, But that not update the datagrid display
I have a general ledger branch file mtn. form in vb 2008. I am using a datagrid that is bound to an sql 2008 table using a dataset. In the grid I am allowing the user to update 6 of the fields in the table. The table also has a date last changed field. Who do I get the date last changed field changed to the current date for only the rows in the grid that have changed?
if i select any row in DataGridview its displaying its value in Texboxes.Now what i want if i change that anytextbox value then its automatically comes to datagridviewand the Datagridrow status should be in update mode.
So i want to be able to change the information on the datagride and when i click update i want it to update to the db file. However I get the messege "The DataAdapter.SelectCommand property needs to be initialized." Here is my code:
Public Class Form10 Dim constr As String = "Provider=Microsoft.ACE.OLEDB.12.0;" & "Data source = test.accdb"
the GUI shows that (in the listview portion) when i click sa "save" button, the item/s in the listview will be updated to the "remaining stocks" (datagridview portion).
Here is my running code for that
Dim a As Integer Dim y As Integer Dim x As Integer
I have a main form with player information (it's a sports application). To add or edit a player the user presses a button which opens another form. They either add or edit from this point. When they click 'OK', it saves the data to the database table then goes back to the main form. The amended or new info doesn't appear. If they close the application, then reopen, the new info appears in the datagrid now.
how I can get the datagrid to refresh once I press 'OK' on the input form?
I am trying to update a table on my SQL server from a program with a Data Grid. My project has the Datagrid setup with the columns that I need and it shows all the data and I can edit it I just need to know how to code a button that when pressed will update the data in the table.
In VS STUDIO 2008 I have made a datagrid , where i have set yes too edith, new and delete.this works fine, but now i need some code in form closing to Update my tableadapter to the value from my datagrid
Yes i know there are many Question about this i have read and read this answers but i Can't fine out how to make yhis to work
I'm building an application that has an access database for storing codes for voters.my problem is that after i update my database with the usual vb codes, i'll have to exit the application before the datagrid view can read the update. is there a way for me to see the changes i've made with the datagrid view without my exiting the application. I'm using vb 2010 express.
I try an update but I get an error"The Index was out limits.I shouldn't be negative and should be smaller than size of the collection" This concern this line in debug "Dim courseId As String = gridViewCourse.DataKeys(e.RowIndex).Values("CourseId").ToString()" This my grid asp code
I am new to vb.net as well as programming. (Windows application) I have only one data grid, one submit button on form. Datagrid has three columns name, age, salary
User will enter data directly in a row of datagrid. After clicking on save button data will get displayed in grid as well as stored in database. User also can update data in any row, just by changing cell data of selected row and clicking on save button.
How I can update data in datagrid just by above way? How to guess which row data has changed? If user changes data in multiple rows, how to update multiple rows in this scenario? Can I have to take one extra column in database?
I have a mature VB6 program that depends heavily on flexgrids for the display.It appears that DataGrids are somewhat of a replacement for flexgrid?I need to update individual cells over and over and I don't see how to address a single cell. Appears to me that most samples are tied to a database which I don't have.If I set up a datagrid that is say 3x3, how do I read and write from and to say the center cell?
I want to add the ability to post images to facebook or Flickr in my app.Basically, they just browser for the file using an OpenFileDialog to get the path. Then they click an 'Upload to Flickr' or 'Upload to Facebook' option.how to do the upload to facebook/flickr part? How is it done?
I have a datagrid that is populated using a stored procedure. One of the columns is called LotNum which I would like to have as the combo box....this combo box should be populated by a table called CurrentLotNumbers, with the field LotNumber. My current coding is below. I am using windows forms and vs 2005. What do I need to add so the user can use this combo box, and do I need to add anything extra to my save button which saves the changes to the datagrid.
'POPULATE THE DATAGRID WITH THE CURRENT INVENTORY Dim ReturnInventory As SqlCommand = InventoryConn.CreateCommand ReturnInventory.CommandType = CommandType.StoreProcedure
I'm trying to refresh the datagrid after using the SQL UPDATE statement. The data changes physically in the database but the datagrid is not affected. The data is changed only after i restart the program.
How can i get the datagrid to refresh or update? I have tried using, among other code, the refresh() method, but it does not work.
