mirror of https://gitee.com/bigwinds/arangodb
28 lines
1.9 KiB
Plaintext
28 lines
1.9 KiB
Plaintext
arangosh> db.test.ensureIndex({ type: <span class="hljs-string">"hash"</span>, fields: [ <span class="hljs-string">"a"</span> ], sparse: <span class="hljs-literal">true</span> });
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{
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<span class="hljs-string">"id"</span> : <span class="hljs-string">"test/15250"</span>,
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"hash"</span>,
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<span class="hljs-string">"fields"</span> : [
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<span class="hljs-string">"a"</span>
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],
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<span class="hljs-string">"selectivityEstimate"</span> : <span class="hljs-number">1</span>,
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<span class="hljs-string">"unique"</span> : <span class="hljs-literal">false</span>,
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<span class="hljs-string">"sparse"</span> : <span class="hljs-literal">true</span>,
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<span class="hljs-string">"isNewlyCreated"</span> : <span class="hljs-literal">true</span>,
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<span class="hljs-string">"code"</span> : <span class="hljs-number">201</span>
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}
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arangosh> db.test.ensureIndex({ type: <span class="hljs-string">"hash"</span>, fields: [ <span class="hljs-string">"a"</span>, <span class="hljs-string">"b"</span> ], unique: <span class="hljs-literal">true</span> });
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{
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<span class="hljs-string">"id"</span> : <span class="hljs-string">"test/15253"</span>,
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<span class="hljs-string">"type"</span> : <span class="hljs-string">"hash"</span>,
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<span class="hljs-string">"fields"</span> : [
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<span class="hljs-string">"a"</span>,
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<span class="hljs-string">"b"</span>
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],
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<span class="hljs-string">"selectivityEstimate"</span> : <span class="hljs-number">1</span>,
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<span class="hljs-string">"unique"</span> : <span class="hljs-literal">true</span>,
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<span class="hljs-string">"sparse"</span> : <span class="hljs-literal">false</span>,
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<span class="hljs-string">"isNewlyCreated"</span> : <span class="hljs-literal">true</span>,
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<span class="hljs-string">"code"</span> : <span class="hljs-number">201</span>
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}
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