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orthogonal_bitmap_intersect_count

orthogonal_bitmap_intersect_count

description

Syntax

BITMAP ORTHOGONAL_BITMAP_INTERSECT_COUNT(bitmap_column, column_to_filter, filter_values) The bitmap intersection count function, the first parameter is the bitmap column, the second parameter is the dimension column for filtering, and the third parameter is the variable length parameter, which means different values of the filter dimension column

example

mysql> select orthogonal_bitmap_intersect_count(members, tag_group, 1150000, 1150001, 390006) from tag_map where  tag_group in ( 1150000, 1150001, 390006);
+-------------------------------------------------------------------------------------+
| orthogonal_bitmap_intersect_count(`members`, `tag_group`, 1150000, 1150001, 390006) |
+-------------------------------------------------------------------------------------+
| 0 |
+-------------------------------------------------------------------------------------+
1 row in set (3.382 sec)

keywords

ORTHOGONAL_BITMAP_INTERSECT_COUNT,BITMAP