How to move from 32bit SQL Server install to 64bit? Ask Question 5. 1. However, you can back up or detach databases from a bit instance of SQL Server, and then restore or attach them to a new instance of SQL Server (bit) if the databases are not published in replication. Upgrade SQL Server to SQL Server 2. Nov 07, · Download the Express Edition of Microsoft SQL Server SQL Server Express is a powerful and reliable data management product that delivers rich features, data protection, and performance for embedded application clients, light Web applications, and local data stores. Microsoft SQL Server Express Edition For bit platforms. Jul 20, · We have a current 32 bit SQL Server instance that runs a SSIS job to copy data from an Oracle database and then do some manipulation on it. It works fine using the Agent in the 32 bit instance. We have copied everything over to a new 64 bit instance. No matter what we try, to job continues to fail now.