Release 4.2.0 · spring-projects/spring-data-mongodb

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Add support for $percentile aggregation expression #4473
Add support for $median aggregation expression #4472
Allow field names and map keys with dot (.) #4464
Add support for replaceOne operation #4463
Add suport for replaceOne operation #4462
Support Limit parameter in query methods #4397
Allow setting ReadPreference at a Repository and Query level [DATAMONGO-2103] #2971
Provide an optional way to convert from BsonUndefined to null [DATAMONGO-1439] #2350
Support provided GridFSBucket in GridFsTemplate #1627

Repository query projection not working as expected since 3.4.x #4524
ReactiveMongoTemplate does not return ChangeStreamEvents with PreImages #4495
Correctly read unwrapped properties during constructor creation #4492
Unwrapped fields cannot be resolved in the constructor #4491
Constructor creation using @DocumentReference SpEL referring to self in fails #4484
Class cast exception obtaining Observation context on abortTransaction completion #4481
Fix schema generation for encrypted fields that are considered domain entities. #4455
Schema creator may miss encryption on entity field. #4454
@Field annotation not honoured after $unwind stage in aggregation #4443
ClassCastException when reading (decrypting) using @ExplicitEncrypted on custom type instead of simple type #4432
Update path not correctly mapped when last segment is multi digit number #4426
Keyset positionFunction does not retain directional state #4413
InIgnoreCase queries match on substrings #4404
Filter doesn't support expression as input #4394
Date saved incorrectly with java.time codecs enabled #4390
Reduce aggregation operation doesn't allow using Variable.VALUE and Variable.THIS with strict mapping #4070
$slice access to @DBRef field throw exception [DATAMONGO-1272] #2191

findAndReplace does not generate Version when null #4536
Migrate documentation to Antora. #4497
Incorrect code snippet for change streams documentation #4376
Please correct instructions on how to test and build spring-data-mongodb locally #4372
LocalDate properties depend on the machine's timezone setting [DATAMONGO-2627] #3482

We'd like to thank all the contributors who worked on this release!