feat: MongoDB offline stores#6138

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caseyclements wants to merge 30 commits intofeast-dev:masterfrom

caseyclements:FEAST-OfflineStore-INTPYTHON-297

Commits on Mar 20, 2026

feat: Add MongoDB offline store (ibis-based PIT join, v1 alpha)
caseyclements
committed
refactor: improve MongoDB offline store code quality
caseyclements
committed
Started work on full Mongo/MQL implementation. Kept MongoDBOfflineStoreIbis and MongoDBOfflineStoreNative
caseyclements
committed
refactor: rename alpha to preview, clarify MQL pipeline comments
caseyclements
committed
Added unit tests for offline store retrieval, requiring docker and pymongo, skipping as natural.
caseyclements
committed
Added test of multiple feature views and compound join keys
caseyclements
committed
Initial implementation of native single-collection offline store
caseyclements
committed
Added DriverInfo to MongoDBClients
caseyclements
committed
Optimized MQL. Applied FV-level TTL
caseyclements
committed
filter TTL by relevant FVs only, cautiously reset df index; add created_at tie-breaker in sort
caseyclements
committed
Updated docstrings
caseyclements
committed
Lazy index creation via _get_client_and_ensure_indexes
caseyclements
committed
Add performance benchmarks comparing Ibis vs Native MongoDB offline stores
caseyclements
committed
Refactor Native get_historical_features: replace with fetch+pandas join
caseyclements
committed
Refactor get_historical_features with chunked processing for large entity_df
caseyclements
committed
Optimize Native get_historical_features: reuse client, increase batch sizes
caseyclements
committed
Remove duplicate MongoDBOfflineStoreNative from mongodb.py
caseyclements
committed
Consolidate mongodb_source.py into mongodb.py
caseyclements
committed
Rename mongodb_offline_store to mongodb, use One/Many naming convention
caseyclements
committed
Add README.md documenting MongoDB offline store implementations
caseyclements
committed
Rename mongodb/ to mongodb_offline_store/, organize tests
caseyclements
committed
Update docstring in benchmark.py
caseyclements
committed
Update README to show created_at tie-breaker in Many schema
caseyclements
committed
Update README index recommendations for Many implementation
caseyclements
committed
Add auto-create index to MongoDBOfflineStoreMany
caseyclements
committed
Update benchmark.py to use One/Many naming convention
caseyclements
committed
Add comprehensive module docstring to mongodb_many.py
caseyclements
committed
Add Feature Freshness and Schema Evolution docs to mongodb_many.py
caseyclements
committed
Add MongoDB DataSourceCreators for universal Feast tests
caseyclements
committed
Add .secrets.baseline
caseyclements
committed

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feat: MongoDB offline stores#6138

feat: MongoDB offline stores#6138
caseyclements wants to merge 30 commits intofeast-dev:masterfrom
caseyclements:FEAST-OfflineStore-INTPYTHON-297

Commits on Mar 20, 2026

feat: Add MongoDB offline store (ibis-based PIT join, v1 alpha)

refactor: improve MongoDB offline store code quality

Started work on full Mongo/MQL implementation. Kept MongoDBOfflineStoreIbis and MongoDBOfflineStoreNative

refactor: rename alpha to preview, clarify MQL pipeline comments

Added unit tests for offline store retrieval, requiring docker and pymongo, skipping as natural.

Added test of multiple feature views and compound join keys

Initial implementation of native single-collection offline store

Added DriverInfo to MongoDBClients

Optimized MQL. Applied FV-level TTL

filter TTL by relevant FVs only, cautiously reset df index; add created_at tie-breaker in sort

Updated docstrings

Lazy index creation via _get_client_and_ensure_indexes

Add performance benchmarks comparing Ibis vs Native MongoDB offline stores

Refactor Native get_historical_features: replace with fetch+pandas join

Refactor get_historical_features with chunked processing for large entity_df

Optimize Native get_historical_features: reuse client, increase batch sizes

Remove duplicate MongoDBOfflineStoreNative from mongodb.py

Consolidate mongodb_source.py into mongodb.py

Rename mongodb_offline_store to mongodb, use One/Many naming convention

Add README.md documenting MongoDB offline store implementations

Rename mongodb/ to mongodb_offline_store/, organize tests

Update docstring in benchmark.py

Update README to show created_at tie-breaker in Many schema

Update README index recommendations for Many implementation

Add auto-create index to MongoDBOfflineStoreMany

Update benchmark.py to use One/Many naming convention

Add comprehensive module docstring to mongodb_many.py

Add Feature Freshness and Schema Evolution docs to mongodb_many.py

Add MongoDB DataSourceCreators for universal Feast tests

Add .secrets.baseline