often included these drivers silently. If you cannot find the standalone installer, you can extract the drivers from the 2007 Office System Driver Management Console or use the Microsoft Office 2007 Professional installation’s "Data Connectivity Components" feature.
Understanding the specific link syntax—the difference between OLEDB.12.0 and Jet.4.0 , the meaning of IMEX=1 , and the bitness dilemma—turns a frustrating legacy error into a solvable problem. 2007 office system driver data connectivity components link
Driver=Microsoft Access Driver (*.mdb, *.accdb);Dbq=C:\Data\Legacy.accdb; Scenario 2: Excel Mixed Data Types Link One of the most infamous "links" involves the Import Mixed Data Types registry key. The 2007 driver introduced a heuristic scanning mechanism. The "link" between the driver and Excel requires specifying IMEX=1 (Import Mixed Types) in the extended properties. Without this link, the driver scans the first 8 rows, guesses the data type, and returns NULL for any row that violates that guess. often included these drivers silently