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Type:
Bug
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Resolution: Duplicate
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Priority:
Major - P3
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None
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Affects Version/s: None
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Component/s: Querying
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None
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Query
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ALL
described in an email to me as:
{ x : <anything> }including not, $or, regex, whatever, sometimes just scanning the whole index would be better than a table scan. i assume query optimizer is not testing that plan at the moment (with minkey and maxkey the full range)? should we do that?
- duplicates
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SERVER-20066 Query planner should consider index scans on empty query predicates
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- Closed
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- is related to
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SERVER-2140 query optimizer should be able to pick index when there is no constraint on the first key
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- Closed
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