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FUNCTIONS / COMPARISON FUNCTIONS AND OPERATORS

num_nulls

Read PG 18 manual ↗

Returns the number of null arguments.

Signatures & examples

num_nulls ( VARIADIC "any" ) → integer
Returns the number of null arguments.
num_nulls(1, NULL, 2) → 1
Version history 2
  1. PG 12 → 13changed
  2. PG 9.5 → 9.6added

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