BITMAP_HASH64
Description
Computes the 64-bit hash value of any input type and returns a Bitmap containing that hash value.
Syntax
BITMAP_HASH64(<expr>)
Parameters
| Parameter | Description |
|---|---|
<expr> | Any value or field expression |
Return Value
Returns a Bitmap containing the 64-bit hash value of the parameter <expr>.
Examples
To compute the 64-bit hash of a value, you can use:
select bitmap_to_string(bitmap_hash64('hello'));
The result will be:
+------------------------------------------+
| bitmap_to_string(bitmap_hash64('hello')) |
+------------------------------------------+
| 15231136565543391023 |
+------------------------------------------+
