Im now creating an inventory system for my project.
i having difficulty with my project im using combobox to select data from database and i want to update the data. if i selected second row of the data it will update the first row of the data.
eg.
"comboboxitem_name" - red ball pen
- blue ball pen
- black ball pen
"quantitytextbox"- 100
"reorder_quantitytextbox"-20
when i selected the "blue ball pen" and fill the information that i want to update then press the submit button. the red ball pen will update with the information that i want to update to "blue ball pen" and the "red ball pen" will change it name to
"blue ball pen". and now i have two "blue ball pen", one with "red ball pen" information and the other one with original "blue ball pen" information.
I'm doing small system using database 03. I had function to add data into a comboBox. When i add a new data into the the same field using another form, then back to the main Form the comboBox does not update the current data in database..
Codes i tried:
'Form Load Private Sub FrmMain_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Here is the code for the loading the combobox. I want to load the combobox with the Name of client. so that user can select the Name and then the details which are associated with that ClientName are to be displayed in the desired textboxes.
I fill my combobox cbx from an Access database as follows:
Public daOfficers As New OleDbDataAdapter, dsOfficers A New DataSet, dtOfficers As New DataTable daOfficers.SelectCommand = New OleDbCommand("SELECT pID, [pName] & "", "" & [pPrename]
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 form in which I can change the name of stations in my database (SQL Server: in table Stations).To choose which station I want to edit I've used a combobox.What I want to happen now is that when I update a station, my ComboBox with stations immediatly gets updated with the edited station.
I am trying to use the combobox to update/edit/view the saved data (in contact form) from sql server.
My Load_Combobox (in contact form): Private Sub Load_Combobox() 'Type cboType.Items.Add("Director") cboType.Items.Add("Principal") cboType.Items.Add("Project Manager") cboType.Items.Add("Technical Manager") [Code] .....
The problem now is when I saved a record into sql server (EG Technical Manager) and try to view back the saved data, it always show the first item (Director) in combobox. But, my sql server has saved is "Technical Manager" for that saved record.
This program is very difficult for me, but I must get threw it or I cannot finish... What I am doing is making a Database of foreign Languages with the spelling of the words and the pronounciation inside the database... The USER enters a paragraph of words into the translator textbox and pushed translate. The program has a DATABANK of words with the phonetic spellings and matches the word, then translates to phonetics. The problem is that new words keep appearing inside the language. So I incorporated a Database of 2 fields
I have just started using VB.NET 2005 after a long break.My question is that I retrieved data from access table and showed them on to ListView. Now some of the data has been changed.How can I update the data into database again.
I'm having a problem to pull data from MS Access to my combobox. I know how to search one data using another data (e.g: using IC num to search name) but this time I just want to pull the data (e.g: name) that has several rows to my combobox. I think the method is the same but don't know where to change it.
Then when I added new names to the combobox, want to save it to my database, can each name be saved in different rows? I added the names to the combobox 1st, after that then I saved it. [code]...
I am testing to insert a record to the table from the form by button click event.Data was temporarily hard-coded for testing.There is data grid view opened on the form as well.When the button is clicked, the data was inserted in the data-grid.But after exit out, I don't see in the table.When I run the program, I don't see in the data grid view as well.
Dim newCustomerRow As CustomerLookupDS.CustomerRow newCustomerRow = CustomerLookupDS.Customer.NewCustomerRow() newCustomerRow.CustomerID = 123
My datagridview is displaying records from table in database.When I go to add a new record the 'pencil' icon does not appear so when I click on save button update to database table does not take place.code behind save button is
I want to update data into an access database containing three fields of text type. so in the design i added three text box and one button.........on button click the data corresponding to textbox3 will be updated by textbox1 and textbox2. then i coded it as follows:
Imports System.Data Imports System.Data.OleDb Public Class Form1 Dim con As OleDbConnection
[Code].....
It is running and executing good........But finally the data in the database is not updated.........Hence i say the above code does not work......
I have a project with a .sdf database include it. The problem is that this database have a lot of data and I have modified some tables adding new columns, etc. How can I update the application without uninstall it and lost all the old database data? Are the some way to update the .sdf database of visual studio with out lost the data.
so i just bought a years web hosting with godaddy, and apparently i have one ms SQL 2008 database, is this compatible with VB ? and if so how can i link them together? i need the user to be able to update the database but also read data from it.
I have an application in which I want to update only if new data is entered. If no data is entered, then it doesnot update.Any way I can check in the database? If it doesn't update, then it will not give a message that the records updated.
I have form with combobox I have database contained 2 filed "ItemID" and "ItemName" The combobox fill her data from the database from field "ItemName" I do when I choose in the combobox any item and save, the data saved in database "ItemId" Not "ItemName" by define string put on it "itemId" when the user choose any item in combobox I need when I get the data that saved in database the combobox value="ItemName"
how to retrieve data from SQL Database using SQL Connection by selecting the individual value in a ComboBox which the data in the ComboxBox is also retrieved from the SQL Database using DataBound. A 'Display' Button will be clicked to display the data in a TextBox, based on which value the user had selected.
Below is my current
Private Sub displayBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles displayBtn.Click 'Create Connection
I know how to pull data from an access database and place it into a combobox, but I am trying to make certain that I dont have multiples of the same information.
Like one column is for countries of origin.
United States Canada Mexico
In the combo box, it should only list the United States only once, not multiple times.
How to filter data from the database to combobox? For example, the database have the data, and i have a combobox, then i want to type the first letter, and the dropdown list comes down that the data have the first letter that i type in the combobox.
