- #Visual basic operator how to#
- #Visual basic operator update#
- #Visual basic operator registration#
- #Visual basic operator windows#
'THIS PROCEEDURE IS FOR THE UPDATE BUTTON Private Sub UPDATE_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BTNUPDATE.Click 'THIS IS METHOD IS FOR RETREIVING THE DATA IN THE DATABASE TO THE DATAGRIDVIEW reload("SELECT * FROM users", DTGLIST) 'PUT YOUR QUERY AND THE NAME OF THE DATAGRIDVIEW IN THE PARAMETERS. Try 'CALL THE METHOD THAT YOU HAVE CREATED. Private Sub RETREIVE_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BTNRELOAD.Click 'THIS PROCEEDURE IS FOR THE RETREIVE BUTTON 'AND PUT YOUR QUERY IN THE PARAMETER FOR INSERTING THE DATA IN THE DATABASEĬreate("INSERT INTO users (`id`,`name`, `username`, `Pass` VALUES ('" & TXTID.Text & "','" & TXTNAME.Text & "','" & TXUSERNAME.Text & "','" & TXTPASSWORD.Text & "'))") Private e SubCREATE_Click(ByVal sender As System.Objec, ByVal e As System.EventArgs) Handles BTNCREATE.Click 'THIS PROCEEDURE IS FOR THE CREATE BUTTON
After setting up the Form, double click the Form and copy this code, and put this before the Form1_Load event handler of the Form. #Visual basic operator registration#
Go back to the Form Design and create a Users Registration Form. MsgBox("DATA HAS BEEN DELETED IN THE DATABASE.")ĭelete query work when we enter any record that is found in the database and by clicking on the delete button will delete the record of that data from the database and show the message box “ DATA HAS BEEN DELETED IN THE DATABASE” else it will show “ FAILED TO DELETE THE DATA IN THE DATABASE“. MsgBox("FAILED TO DELETE THE DATA IN THE DATABASE.", MsgBoxStyle.Critical) Delete data from MySQL database in VB 'THIS METHOD IS FOR DELETING THE DATA IN THE DATABASE The above query work by clicking on the update button we can update any existing record from the database if the record is found then rewriting them and clicking on this button will show the message box “ THE DATA HAS BEEN UPDATED IN THE DATABASE” else it will show “ DATA IS FAILED TO UPDATE“. MsgBox("THE DATA HAS BEEN UPDATED IN THE DATABASE.") MsgBox("DATA IS FAILED TO UPDATE.", MsgBoxStyle.Information) Update data from MySQL database in VB 'THIS METHOD IS FOR UPDATING THE DATA IN THE DATABASE. Public Sub reload(ByVal sql As String, ByVal DTG As Object)īy this query, it will show all the data from the database and display it in grid view. Read Data from MYSQL in VB 'THIS METHOD IS FOR RETRIEVING DATA IN THE DATABASE This query will check if there is any data filled in the TextBoxes or not if true then it will show the message “ Data Has Been Saved In The Database” else it will show “ Failed To Save The Data“. MsgBox("DATA HAS BEEN SAVE IN THE DATABASE") MsgBox("FAILED TO SAVE THE DATA", MsgBoxStyle.Information) 'CHECKING IF THE DATA HAS EXECUTED OR NOT AND THEN THE POP UP MESSAGE WILL APPEAR Insert data into database in VB 'THIS METHOD IS FOR INSERTING DATA IN THE DATABASE Public strcon As MySqlConnection = strstrconnection() Return New MySqlConnection("server=localhost user id=root database=userdb") Public Function strstrconnection() As MySqlConnection Then Declare all the classes and variables that are needed.ĭatabase Connection with vb.Net The module is created, You have to set the connection string of the Database. In a folder, create a Module and name it “CRUD”. #Visual basic operator windows#
This is the way to separate the Module from Windows Form.
In the solution explorer, right-click and create “New Folder”, and name it “Modules”. Open the Visual Studio and in visual basic create a new Windows Form Application. 
`Pass` varchar(60) NOT NULL, PRIMARY KEY (`id`) )
First, create a Database and name it “ userdb” in MySQL Database write a table creation query as given below in the SQL window to create a new “users” table. Create VB.NET Window formĬreate a windows application and add controls to the form and create a database and tables. #Visual basic operator how to#
Let’s create a Visual Basic window Application and Database then we will see how to connect them together so we can perform the CRUD operations on it. CRUD operations in VB(Visual Basic) with MySQL
What is CRUD?ĬRUD Meaning: CRUD is a combination of words that are created, READ, UPDATE, and DELETE that is actually a basic operation with a database.ĭata I nsertion, reading, updating, and deleting are the basic operation to perform communication between an application and DataBase. How to perform Create, Read, Update and Delete (CRUD) operation in Visual basic using MYSQL database? In this Visual Basic tutorial let’s create a simple VB.net application to perform crud operation with MYSQL.
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