OleDB/ODBC
OLEDB/ODBC:

An example usingSQL Server, Access,or Oracle for each type of OLE DB or ODBC connection can be used:

Selecting the example then automatically populates the connection string:

All you need to do is replace the missing elements in the connection string.
In this example, we will:
DataSource=SQL server or instance name
Initial Catalog=database name
User ID=user account that can log in to the SQL instance
Password=user's password
The connection string could then be, for example:
Provider=sqloledb;Data Source=VS-7x6413\;Initial Catalog=myPDMtools;Persist Security Info=True;User ...