Relational Data - Aggregate Functions - Reference - Groupbitand

Applies bit-wise AND for series of numbers.

groupBitAnd(expr)

Arguments

expr – An expression that results in UInt* or Int* type.

Return value

Value of the UInt* or Int* type.

Example

Test data:

binary     decimal
00101100 = 44
00011100 = 28
00001101 = 13
01010101 = 85

Query:

SELECT groupBitAnd(num) FROM t

Where num is the column with the test data.

Result:

binary     decimal
00000100 = 4