expr GROUP_BIT_OR(expr)
Perform an or calculation on expr, and return a new expr. All ints are supported
mysql> select * from group_bit; +-------+ | value | +-------+ | 3 | | 1 | | 2 | | 4 | +-------+ 4 rows in set (0.02 sec) mysql> select group_bit_or(value) from group_bit; +-----------------------+ | group_bit_or(`value`) | +-----------------------+ | 7 | +-----------------------+
GROUP_BIT_OR,BIT