mirror of https://gitee.com/bigwinds/arangodb
197 lines
11 KiB
Plaintext
197 lines
11 KiB
Plaintext
arangosh> stmt.explain({ optimizer: { rules: [ <span class="hljs-string">"-all"</span>, <span class="hljs-string">"+use-index-range"</span> ] } });
|
|
{
|
|
<span class="hljs-string">"plan"</span> : {
|
|
<span class="hljs-string">"nodes"</span> : [
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"SingletonNode"</span>,
|
|
<span class="hljs-string">"dependencies"</span> : [ ],
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">1</span>,
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">1</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">1</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"EnumerateCollectionNode"</span>,
|
|
<span class="hljs-string">"dependencies"</span> : [
|
|
<span class="hljs-number">1</span>
|
|
],
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">2</span>,
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">101</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">100</span>,
|
|
<span class="hljs-string">"database"</span> : <span class="hljs-string">"_system"</span>,
|
|
<span class="hljs-string">"collection"</span> : <span class="hljs-string">"test"</span>,
|
|
<span class="hljs-string">"outVariable"</span> : {
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">0</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"i"</span>
|
|
},
|
|
<span class="hljs-string">"random"</span> : <span class="hljs-literal">false</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"CalculationNode"</span>,
|
|
<span class="hljs-string">"dependencies"</span> : [
|
|
<span class="hljs-number">2</span>
|
|
],
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">3</span>,
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">201</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">100</span>,
|
|
<span class="hljs-string">"expression"</span> : {
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"compare >"</span>,
|
|
<span class="hljs-string">"subNodes"</span> : [
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"attribute access"</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"value"</span>,
|
|
<span class="hljs-string">"subNodes"</span> : [
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"reference"</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"i"</span>,
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">0</span>
|
|
}
|
|
]
|
|
},
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"value"</span>,
|
|
<span class="hljs-string">"value"</span> : <span class="hljs-number">97</span>
|
|
}
|
|
]
|
|
},
|
|
<span class="hljs-string">"outVariable"</span> : {
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">2</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"1"</span>
|
|
},
|
|
<span class="hljs-string">"canThrow"</span> : <span class="hljs-literal">false</span>,
|
|
<span class="hljs-string">"expressionType"</span> : <span class="hljs-string">"simple"</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"FilterNode"</span>,
|
|
<span class="hljs-string">"dependencies"</span> : [
|
|
<span class="hljs-number">3</span>
|
|
],
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">4</span>,
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">301</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">100</span>,
|
|
<span class="hljs-string">"inVariable"</span> : {
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">2</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"1"</span>
|
|
}
|
|
},
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"CalculationNode"</span>,
|
|
<span class="hljs-string">"dependencies"</span> : [
|
|
<span class="hljs-number">4</span>
|
|
],
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">5</span>,
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">401</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">100</span>,
|
|
<span class="hljs-string">"expression"</span> : {
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"attribute access"</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"value"</span>,
|
|
<span class="hljs-string">"subNodes"</span> : [
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"reference"</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"i"</span>,
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">0</span>
|
|
}
|
|
]
|
|
},
|
|
<span class="hljs-string">"outVariable"</span> : {
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">4</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"3"</span>
|
|
},
|
|
<span class="hljs-string">"canThrow"</span> : <span class="hljs-literal">false</span>,
|
|
<span class="hljs-string">"expressionType"</span> : <span class="hljs-string">"attribute"</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"SortNode"</span>,
|
|
<span class="hljs-string">"dependencies"</span> : [
|
|
<span class="hljs-number">5</span>
|
|
],
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">6</span>,
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">861.5170185988092</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">100</span>,
|
|
<span class="hljs-string">"elements"</span> : [
|
|
{
|
|
<span class="hljs-string">"inVariable"</span> : {
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">4</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"3"</span>
|
|
},
|
|
<span class="hljs-string">"ascending"</span> : <span class="hljs-literal">true</span>
|
|
}
|
|
],
|
|
<span class="hljs-string">"stable"</span> : <span class="hljs-literal">false</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"CalculationNode"</span>,
|
|
<span class="hljs-string">"dependencies"</span> : [
|
|
<span class="hljs-number">6</span>
|
|
],
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">7</span>,
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">961.5170185988092</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">100</span>,
|
|
<span class="hljs-string">"expression"</span> : {
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"attribute access"</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"value"</span>,
|
|
<span class="hljs-string">"subNodes"</span> : [
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"reference"</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"i"</span>,
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">0</span>
|
|
}
|
|
]
|
|
},
|
|
<span class="hljs-string">"outVariable"</span> : {
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">6</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"5"</span>
|
|
},
|
|
<span class="hljs-string">"canThrow"</span> : <span class="hljs-literal">false</span>,
|
|
<span class="hljs-string">"expressionType"</span> : <span class="hljs-string">"attribute"</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"ReturnNode"</span>,
|
|
<span class="hljs-string">"dependencies"</span> : [
|
|
<span class="hljs-number">7</span>
|
|
],
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">8</span>,
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">1061.517018598809</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">100</span>,
|
|
<span class="hljs-string">"inVariable"</span> : {
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">6</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"5"</span>
|
|
}
|
|
}
|
|
],
|
|
<span class="hljs-string">"rules"</span> : [ ],
|
|
<span class="hljs-string">"collections"</span> : [
|
|
{
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"test"</span>,
|
|
<span class="hljs-string">"type"</span> : <span class="hljs-string">"read"</span>
|
|
}
|
|
],
|
|
<span class="hljs-string">"variables"</span> : [
|
|
{
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">6</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"5"</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">4</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"3"</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">2</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"1"</span>
|
|
},
|
|
{
|
|
<span class="hljs-string">"id"</span> : <span class="hljs-number">0</span>,
|
|
<span class="hljs-string">"name"</span> : <span class="hljs-string">"i"</span>
|
|
}
|
|
],
|
|
<span class="hljs-string">"estimatedCost"</span> : <span class="hljs-number">1061.517018598809</span>,
|
|
<span class="hljs-string">"estimatedNrItems"</span> : <span class="hljs-number">100</span>
|
|
},
|
|
<span class="hljs-string">"warnings"</span> : [ ],
|
|
<span class="hljs-string">"stats"</span> : {
|
|
<span class="hljs-string">"rulesExecuted"</span> : <span class="hljs-number">0</span>,
|
|
<span class="hljs-string">"rulesSkipped"</span> : <span class="hljs-number">26</span>,
|
|
<span class="hljs-string">"plansCreated"</span> : <span class="hljs-number">1</span>
|
|
},
|
|
<span class="hljs-string">"cacheable"</span> : <span class="hljs-literal">true</span>
|
|
}
|