mirror of https://gitee.com/bigwinds/arangodb
126 lines
6.9 KiB
Plaintext
126 lines
6.9 KiB
Plaintext
shell> curl -X POST --data-binary @- --dump - http://localhost:8529/_api/explain <<EOF
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{ "query" : "FOR i IN [ 1, 2, 3 ] FILTER 1 == 2 RETURN i" }
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EOF
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HTTP/<span class="hljs-number">1.1</span> <span class="hljs-number">200</span> OK
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content-type: application/json; charset=utf<span class="hljs-number">-8</span>
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x-content-type-options: nosniff
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{
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<span class="hljs-string">"plan"</span> : {
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<span class="hljs-string">"nodes"</span> : [
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{
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"SingletonNode"</span>,
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<span class="hljs-string">"dependencies"</span> : [ ],
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<span class="hljs-string">"id"</span> : <span class="hljs-number">1</span>,
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<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">1</span>,
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<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">1</span>
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},
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{
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"CalculationNode"</span>,
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<span class="hljs-string">"dependencies"</span> : [
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<span class="hljs-number">1</span>
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],
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<span class="hljs-string">"id"</span> : <span class="hljs-number">2</span>,
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<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">2</span>,
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<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">1</span>,
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<span class="hljs-string">"expression"</span> : {
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"array"</span>,
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<span class="hljs-string">"subNodes"</span> : [
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{
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"value"</span>,
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<span class="hljs-string">"value"</span> : <span class="hljs-number">1</span>
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},
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{
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"value"</span>,
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<span class="hljs-string">"value"</span> : <span class="hljs-number">2</span>
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},
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{
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"value"</span>,
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<span class="hljs-string">"value"</span> : <span class="hljs-number">3</span>
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}
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]
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},
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<span class="hljs-string">"outVariable"</span> : {
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<span class="hljs-string">"id"</span> : <span class="hljs-number">2</span>,
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<span class="hljs-string">"name"</span> : <span class="hljs-string">"1"</span>
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},
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<span class="hljs-string">"canThrow"</span> : <span class="hljs-literal">false</span>,
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<span class="hljs-string">"expressionType"</span> : <span class="hljs-string">"json"</span>
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},
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{
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"NoResultsNode"</span>,
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<span class="hljs-string">"dependencies"</span> : [
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<span class="hljs-number">2</span>
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],
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<span class="hljs-string">"id"</span> : <span class="hljs-number">7</span>,
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<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">0.5</span>,
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<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">0</span>
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},
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{
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"EnumerateListNode"</span>,
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<span class="hljs-string">"dependencies"</span> : [
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<span class="hljs-number">7</span>
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],
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<span class="hljs-string">"id"</span> : <span class="hljs-number">3</span>,
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<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">0.5</span>,
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<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">0</span>,
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<span class="hljs-string">"inVariable"</span> : {
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<span class="hljs-string">"id"</span> : <span class="hljs-number">2</span>,
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<span class="hljs-string">"name"</span> : <span class="hljs-string">"1"</span>
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},
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<span class="hljs-string">"outVariable"</span> : {
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<span class="hljs-string">"id"</span> : <span class="hljs-number">0</span>,
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<span class="hljs-string">"name"</span> : <span class="hljs-string">"i"</span>
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}
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},
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{
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"ReturnNode"</span>,
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<span class="hljs-string">"dependencies"</span> : [
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<span class="hljs-number">3</span>
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],
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<span class="hljs-string">"id"</span> : <span class="hljs-number">6</span>,
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<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">0.5</span>,
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<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">0</span>,
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<span class="hljs-string">"inVariable"</span> : {
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<span class="hljs-string">"id"</span> : <span class="hljs-number">0</span>,
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<span class="hljs-string">"name"</span> : <span class="hljs-string">"i"</span>
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}
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}
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],
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<span class="hljs-string">"rules"</span> : [
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<span class="hljs-string">"move-calculations-up"</span>,
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<span class="hljs-string">"move-filters-up"</span>,
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<span class="hljs-string">"remove-unnecessary-filters"</span>,
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<span class="hljs-string">"remove-unnecessary-calculations"</span>
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],
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<span class="hljs-string">"collections"</span> : [ ],
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<span class="hljs-string">"variables"</span> : [
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{
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<span class="hljs-string">"id"</span> : <span class="hljs-number">4</span>,
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<span class="hljs-string">"name"</span> : <span class="hljs-string">"3"</span>
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},
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{
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<span class="hljs-string">"id"</span> : <span class="hljs-number">2</span>,
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<span class="hljs-string">"name"</span> : <span class="hljs-string">"1"</span>
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},
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{
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<span class="hljs-string">"id"</span> : <span class="hljs-number">0</span>,
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<span class="hljs-string">"name"</span> : <span class="hljs-string">"i"</span>
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}
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],
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<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">0.5</span>,
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<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">0</span>,
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<span class="hljs-string">"initialize"</span> : <span class="hljs-literal">true</span>
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},
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<span class="hljs-string">"cacheable"</span> : <span class="hljs-literal">true</span>,
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<span class="hljs-string">"warnings"</span> : [ ],
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<span class="hljs-string">"stats"</span> : {
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<span class="hljs-string">"rulesExecuted"</span> : <span class="hljs-number">31</span>,
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<span class="hljs-string">"rulesSkipped"</span> : <span class="hljs-number">0</span>,
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<span class="hljs-string">"plansCreated"</span> : <span class="hljs-number">1</span>
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},
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<span class="hljs-string">"error"</span> : <span class="hljs-literal">false</span>,
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<span class="hljs-string">"code"</span> : <span class="hljs-number">200</span>
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}
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