BIT_AND

Description

Aggregate function.

The BIT_AND(expr) function returns the bitwise AND of all bits in expr.

Syntax

> BIT_AND(expr)

Arguments

Arguments	Description
expr	UINT data types

Examples

```sql

drop table if exists t1; CREATE TABLE t1 (id CHAR(1), number INT); INSERT INTO t1 VALUES ('a',111),('a',110),('a',100), ('a',000),('b',001),('b',011);

select id, BIT_AND(number) FROM t1 GROUP BY id; +------+-----------------+ | id | bit_and(number) | +------+-----------------+ | a | 0 | | b | 1 | +------+-----------------+ ```