How to connect to database using vb

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VB methods to connect to the database include using the ADO object library, using the OLEDB data provider, using the ODBC data source, etc. Detailed introduction: 1. Use the ADO object library method. ADO is a COM component used to access the database. You can connect to the database and execute SQL statements through ADO. You can use the ADODB.Connection object to establish a connection with the database, and then use the ADODB.Recordset object to perform queries and manipulate data; 2. Use the OLEDB data provider method and so on.