bit_and aggregate function

Returns the bitwise AND of all input values in the group.

Syntax 

bit_and(expr) [FILTER ( WHERE cond ) ]

Arguments

  • expr: An expression that evaluates to an integral numeric.

  • cond: An optional boolean expression filtering the rows used for aggregation.

Returns

The result type matches the argument type.

Examples 

> SELECT bit_and(col) FROM VALUES (3), (5) AS tab(col);
 1
> SELECT bit_and(col) FILTER(WHERE col < 6) FROM VALUES (3), (5), (6) AS tab(col);
 1