Details
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Bug
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Status: Closed
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Major - P3
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Resolution: Won't Do
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None
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None
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None
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false
Description
As per SERVER-7926, using MapReduce output could end into a serious data consistency issues.
The documentation must warn and push users away from using MapReduce on sharded clusters.
Attachments
Issue Links
- duplicates
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DOCS-12899 Investigate changes in SERVER-42134: Deprecate mapparams, out.sharded, and out.nonAtomic arguments to mapReduce
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- Closed
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- is related to
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SERVER-7926 Map Reduce with sharded output can apply reduce on duplicate documents if a migration happened
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- Closed
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SERVER-31766 Deprecate creation of new sharded output collection in mapReduce
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- Closed
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