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ReQL command: keys

Command syntax

singleSelection.keys() → array
object.keys() → array

Description

Return an array containing all of an object’s keys. Note that the keys will be sorted as described in ReQL data types (for strings, lexicographically).

Example: Get all the keys from a table row.

// row: { "id": 1, "mail": "[email protected]", "name": "fred" }

r.table("users").get(1).keys().run(conn);

// Result:
[ "id", "mail", "name" ]

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https://rethinkdb.com/api/java/keys/