Details
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Bug
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Resolution: Done
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Minor - P4
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None
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2.5.5
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None
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ALL
Description
Saw this in repro'ing SERVER-12613. Stripped down version below.
db.col.drop();
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db.col.insert({a:"test"});
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db.col.ensureIndex({a:1});
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var explainObj = db.col.find({ $or: [ { 'a' : "foo" }, { 'a' : "bar" } ] }).explain();
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printjson( explainObj )
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assert.eq(0, explainObj.nscannedObjectsAllPlans);
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assert.eq(0, explainObj.nscannedAllPlans);
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db.col.getPlanCache().clear();
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explainObj = db.col.find({ $or: [ { 'a' : null }, { 'a' : null } ] }).explain();
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printjson( explainObj )
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assert.eq(0, explainObj.nscannedObjectsAllPlans);
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assert.eq(0, explainObj.nscannedAllPlans);
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Attachments
Issue Links
- is related to
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SERVER-12529 incorrect explain output for covered $or with new query framework
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- Closed
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