% This is generated by ESQL's AbstractFunctionTestCase. Do not edit it. See ../README.md for how to regenerate it. ## `COUNT_DISTINCT` [esql-count_distinct] **Syntax** :::{image} ../../../images/functions/count_distinct.svg :alt: Embedded :class: text-center ::: :::{include} ../parameters/count_distinct.md ::: :::{include} ../description/count_distinct.md ::: :::{include} ../types/count_distinct.md ::: :::{include} ../examples/count_distinct.md ::: :::{include} ../appendix/count_distinct.md :::