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- MongoDB\Model\CollectionInfo::getIdIndex()
MongoDB\Model\CollectionInfo::getIdIndex()
New in version 1.9.
On this page
Definition
-
MongoDB\Model\CollectionInfo::getIdIndex
Returns information about the
_id
field index.
Return Values
An array containing information on the _id
index. This corresponds to the
idIndex
field returned in the listCollections
command reply.
Examples
The output would then resemble:
array(4) {
["v"]=>
int(2)
["key"]=>
array(1) {
["_id"]=>
int(1)
}
["name"]=>
string(3) "_id"
["ns"]=>
string(8) "test.foo"
}
See Also
MongoDB\Database::createCollection()
- listCollections command reference in the MongoDB manual