---
{
    "title": "bitmap_has_all",
    "language": "en"
}
---

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# bitmap_has_all
## description
### Syntax

`B00LEAN BITMAP_HAS_ALL(BITMAP lhs, BITMAP rhs)`

Returns true if the first bitmap contains all the elements of the second bitmap.
Returns true if the second bitmap contains an empty element.

## example

```
mysql> select bitmap_has_all(bitmap_from_string("0, 1, 2"), bitmap_from_string("1, 2")) cnt;
+------+
| cnt  |
+------+
|    1 |
+------+

mysql> select bitmap_has_all(bitmap_empty(), bitmap_from_string("1, 2")) cnt;
+------+
| cnt  |
+------+
|    0 |
+------+
```

## keyword

    BITMAP_HAS_ALL,BITMAP