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VeloDB Cloud 26.x·Apache Doris 4.x (≤ 4.0 supported)·"Since X.Y" tags refer to Doris versionsversion mapping →

BITMAP_COUNT

Description​

Count the number of elements in the input BITMAP

Syntax​

BITMAP_COUNT(<bitmap>)

Parameters​

ParameterDescription
<bitmap>a BITMAP

Return Value​

Returns an integer

Examples​

select bitmap_count(to_bitmap(1)) cnt;
+------+
| cnt  |
+------+
|    1 |
+------+
select bitmap_count(bitmap_empty()) cnt;
+------+
| cnt  |
+------+
|    0 |
+------+