ReQL command: difference

Command syntax

array.difference(array) → array

Description

Remove the elements of one array from another array.

Example: Retrieve Iron Man’s equipment list without boots.

r.table("marvel").get("IronMan").g("equipment").difference(r.array("Boots"))
 .run(conn);

Example: Remove Iron Man’s boots from his equipment.

r.table("marvel").get("IronMan").g("equipment").update(
    doc -> r.hashMap("equipment",
                     doc.g("equipment").difference(r.array("Boots")))
).run(conn);

Related commands

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