mirror of https://gitee.com/bigwinds/arangodb
49 lines
2.1 KiB
Plaintext
49 lines
2.1 KiB
Plaintext
arangosh> db._profileQuery(`
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........> LET list = (FOR doc in acollection FILTER doc.value > 90 RETURN doc)
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........> FOR a IN list
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........> FILTER a.value < 91
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........> RETURN a`, {}, {colors: false, optimizer:{rules:["-all"]}}
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........> );
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Query String:
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LET list = (FOR doc in acollection FILTER doc.value > 90 RETURN doc)
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FOR a IN list
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FILTER a.value < 91
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RETURN a
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Execution plan:
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Id NodeType Calls Items Runtime [s] Comment
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1 SingletonNode 1 1 0.00000 * ROOT
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7 SubqueryNode 1 1 0.00725 - LET list = ... /* const subquery */
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2 SingletonNode 1 1 0.00000 * ROOT
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3 EnumerateCollectionNode 11 10000 0.00171 - FOR doc IN acollection /* full collection scan */
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4 CalculationNode 11 10000 0.00378 - LET #5 = (doc.`value` > 90) /* simple expression */ /* collections used: doc : acollection */
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5 FilterNode 10 9909 0.00155 - FILTER #5
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6 ReturnNode 10 9909 0.00019 - RETURN doc
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8 EnumerateListNode 10 9909 0.00094 - FOR a IN list /* list iteration */
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9 CalculationNode 10 9909 0.00317 - LET #7 = (a.`value` < 91) /* simple expression */
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10 FilterNode 1 0 0.00011 - FILTER #7
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11 ReturnNode 1 0 0.00000 - RETURN a
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Indexes used:
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none
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Optimization rules applied:
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none
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Query Statistics:
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Writes Exec Writes Ign Scan Full Scan Index Filtered Exec Time [s]
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0 0 10000 0 10000 0.01201
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Query Profile:
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Query Stage Duration [s]
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initializing 0.00000
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parsing 0.00009
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optimizing ast 0.00001
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loading collections 0.00001
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instantiating plan 0.00006
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optimizing plan 0.00006
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executing 0.01158
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finalizing 0.00017
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