5.5. What’s New in 7.0.0

5.5.1. Support for external databases is discontinued

External databases are no longer supported by Persistence Service.

The Release Notes for 6.1.1 included a deprecation notice, in keeping with the Real-Time Innovations, Inc. Maintenance Policy #4220.

5.5.2. Default journal_mode and synchronization changed to WAL and NORMAL, respectively

In this release, the default values for the following configuration parameters have changed:

• <journal_mode> has changed from DELETE to WAL

• <synchronization> has changed from OFF to NORMAL

This change provides the best out-of-the-box performance without sacrificing database integrity in the event of a crash or power failure.

5.5.3. Third-party software upgrade

The following third-party software used by Persistence Service has been upgraded:

Third-Party Software	Previous Version	Current Version
SQLite®	3.37.2	3.39.0

For information on third-party software used by Connext products, see the “3rdPartySoftware” documents in your installation: <NDDSHOME>/doc/manuals/connext_dds_professional/release_notes_3rdparty.