Details
Description
> db.c.insert({a: [1, 2]})
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WriteResult({ "nInserted" : 1 })
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> db.c.find({a: {$lte: [0, 0]}})
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> db.c.find({a: {$lte: [2, 2]}})
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{ "_id" : ObjectId("5dfa766b191cd168059aaf54"), "a" : [ 1, 2 ] }
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> db.c.createIndex({a: 1})
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{
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"createdCollectionAutomatically" : false,
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"numIndexesBefore" : 1,
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"numIndexesAfter" : 2,
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"ok" : 1
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}
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> db.c.find({a: {$lte: [2, 2]}})
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>
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The bounds we build for this look wrong:
{
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"queryPlanner" : {
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"plannerVersion" : 1,
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"namespace" : "test.c",
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"indexFilterSet" : false,
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"parsedQuery" : {
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"a" : {
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"$lte" : [
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2,
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2
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]
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}
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},
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"queryHash" : "811451DD",
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"planCacheKey" : "B859B02A",
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"winningPlan" : {
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"stage" : "FETCH",
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"filter" : {
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"a" : {
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"$lte" : [
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2,
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2
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]
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}
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},
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"inputStage" : {
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"stage" : "IXSCAN",
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"keyPattern" : {
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"a" : 1
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},
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"indexName" : "a_1",
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"isMultiKey" : true,
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"multiKeyPaths" : {
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"a" : [
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"a"
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]
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},
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"isUnique" : false,
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"isSparse" : false,
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"isPartial" : false,
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"indexVersion" : 2,
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"direction" : "forward",
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"indexBounds" : {
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"a" : [
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"[[], [ 2.0, 2.0 ]]"
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]
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}
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}
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},
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"rejectedPlans" : [ ]
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},
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"serverInfo" : {
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"host" : "borosaurus",
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"port" : 30000,
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"version" : "4.2.1",
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"gitVersion" : "edf6d45851c0b9ee15548f0f847df141764a317e"
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},
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"ok" : 1
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}
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It only includes arrays! Since we index arrays element-wise, this will miss results.
Attachments
Issue Links
- is duplicated by
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SERVER-26655 $gt operation on array with index
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- Closed
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- related to
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- Closed
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SERVER-47382 Enable $not with arrays
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- Closed
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