SQLite Object Cache

1.6.3

A race condition caused expired cache entries to be copied to APCu incorrectly sometimes. This is corrected. Props to @pobrehablador for finding this defect.

1.6.2

• Use PRAGMA wal_checkpoint(TRUNCATE) sometimes to avoid excessively large re-used WAL files.
• Checkpoint more frequently.
• Health check for OPcache (not APCu) RAM exhaustion.

1.6.1

• Add an optional Flush Object Cache button to the admin bar. Props to Nick Chomey.
• Fix a defect in testing for writability of the .sqlite files. Props to @powerkiki: Adrien Crivelli.

1.6.0

• Multisite: put the settings and statistics panels on the main site only.

1.5.7

• Flush the cache immediately after any software installation or upgrade operation.
• To eliminate state data delete all transients from the database on activation and deactivation.
• Add a Help tab and hyperlink to the statistics display.

1.5.6

• Fix a warning while generating diagnostic info.
• Update wp-config.php more robustly.

1.5.5

• Some diagnostic data now appears in Site Health – Info.
• The drop-in no longer attempts to load translations early, to eliminate an unterminated recursion.
• A problem with index creation on ancient SQLite versions is corrected.

1.5.4

• Handle non-persistent groups, get_multiple cache-misses, and MS-DOS line endings correctly.

1.5.2

• Correct a regression in object fetching (failure to clone when needed).
• Correct wrong display of Use APCu checkbox immediately after setting change

1.5.1

• Provide APCu opt-in on the settings page.

1.5.0

• Use APCu to increase performance if it is available and if WP_SQLITE_OBJECT_CACHE_APCU is defined.