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FUNCTIONS / RANGE/MULTIRANGE FUNCTIONS AND OPERATORS

isempty

Read PG 18 manual ↗

Is the range empty?

Signatures & examples

isempty ( anyrange ) → boolean
Is the range empty?
isempty(numrange(1.1,2.2)) → f
isempty ( anymultirange ) → boolean
Is the multirange empty?
isempty('{[1.1,2.2)}'::nummultirange) → f
Version history 3
  1. PG 13 → 14changed
  2. PG 12 → 13changed
  3. PG 9.1 → 9.2added

Definition snapshot: 2026-09-14T13:14:25.684213+00:00@99e6866c · English manual source