Przemo Pakulski created OAK-2007:
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Summary: MongoBlobStore imrovements
Key: OAK-2007
URL: https://issues.apache.org/jira/browse/OAK-2007
Project: Jackrabbit Oak
Issue Type: Improvement
Components: blob, mongomk
Affects Versions: 1.0.2
Reporter: Przemo Pakulski
To collect all chunk identifiers (getAllChunkIds) hint is used to force "_id"
index usage.
This index doesn't help because query is using "lastMod" field. It also doesn't
allow to leverage custom indexes if created. In result queries are pretty slow.
Additionally consider to create index on "lastMod" field to speed-up all
queries using this criteria.
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