MySQL and PHP
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CollectionModify::unset
Unset the value of document fields
public mysql_xdevapi\CollectionModify mysql_xdevapi\CollectionModify::unset(array fields);Removes attributes from documents in a collection.
This function is currently not documented; only its argument list is available.
fields
The attributes to remove from documents in a collection.
CollectionModify object that can be used for further processing.
Example 5.51 mysql_xdevapi\CollectionModify::unset
example
<?php
$res = $coll->modify('job like :job_name')->unset(["age", "name"])->bind(['job_name' => 'Plumber'])->execute();
?>