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arangodb/Documentation/Examples/ensurePersistent.generated

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arangosh&gt; db.names.ensureIndex({ type: <span class="hljs-string">"persistent"</span>, fields: [ <span class="hljs-string">"first"</span> ] });
{
<span class="hljs-string">"id"</span> : <span class="hljs-string">"names/15880"</span>,
<span class="hljs-string">"type"</span> : <span class="hljs-string">"persistent"</span>,
<span class="hljs-string">"fields"</span> : [
<span class="hljs-string">"first"</span>
],
<span class="hljs-string">"unique"</span> : <span class="hljs-literal">false</span>,
<span class="hljs-string">"sparse"</span> : <span class="hljs-literal">false</span>,
<span class="hljs-string">"isNewlyCreated"</span> : <span class="hljs-literal">true</span>,
<span class="hljs-string">"code"</span> : <span class="hljs-number">201</span>
}
arangosh&gt; db.names.save({ <span class="hljs-string">"first"</span> : <span class="hljs-string">"Tim"</span> });
{
<span class="hljs-string">"_id"</span> : <span class="hljs-string">"names/15883"</span>,
<span class="hljs-string">"_key"</span> : <span class="hljs-string">"15883"</span>,
<span class="hljs-string">"_rev"</span> : <span class="hljs-string">"15883"</span>
}
arangosh&gt; db.names.save({ <span class="hljs-string">"first"</span> : <span class="hljs-string">"Tom"</span> });
{
<span class="hljs-string">"_id"</span> : <span class="hljs-string">"names/15887"</span>,
<span class="hljs-string">"_key"</span> : <span class="hljs-string">"15887"</span>,
<span class="hljs-string">"_rev"</span> : <span class="hljs-string">"15887"</span>
}
arangosh&gt; db.names.save({ <span class="hljs-string">"first"</span> : <span class="hljs-string">"John"</span> });
{
<span class="hljs-string">"_id"</span> : <span class="hljs-string">"names/15890"</span>,
<span class="hljs-string">"_key"</span> : <span class="hljs-string">"15890"</span>,
<span class="hljs-string">"_rev"</span> : <span class="hljs-string">"15890"</span>
}
arangosh&gt; db.names.save({ <span class="hljs-string">"first"</span> : <span class="hljs-string">"Tim"</span> });
{
<span class="hljs-string">"_id"</span> : <span class="hljs-string">"names/15893"</span>,
<span class="hljs-string">"_key"</span> : <span class="hljs-string">"15893"</span>,
<span class="hljs-string">"_rev"</span> : <span class="hljs-string">"15893"</span>
}
arangosh&gt; db.names.save({ <span class="hljs-string">"first"</span> : <span class="hljs-string">"Tom"</span> });
{
<span class="hljs-string">"_id"</span> : <span class="hljs-string">"names/15896"</span>,
<span class="hljs-string">"_key"</span> : <span class="hljs-string">"15896"</span>,
<span class="hljs-string">"_rev"</span> : <span class="hljs-string">"15896"</span>
}