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- [feature] Added `whereField(arrayContains:)` query filter to find
documents where an array field contains a specific element.
- [fixed] Fixed compilation with older Xcode versions (#1517).
+- [fixed] Fixed a performance issue where large write batches with hundreds of
+ changes would take a long time to read and write and consume excessive memory.
+ Large write batches should now see no penalty.
+- [fixed] Fixed a performance issue where adding a listener for a large
+ (thousands of documents) collection would take a long time in offline mode
+ (#1477).
# v0.12.5
- [changed] Internal improvements.