BOOLEAN_AND_AGG
Purpose
BOOLEAN_AND_AGG
returns 'TRUE'
if the boolean_expr
evaluates to true for every row that qualifies. Otherwise it returns 'FALSE'
. You can use it as an aggregate or analytic function.
Examples
SELECT BOOLEAN_AND_AGG(c2) FROM t;
SELECT BOOLEAN_AND_AGG(c2) FROM t WHERE c1 = 0;
SELECT BOOLEAN_AND_AGG(c2) FROM t WHERE c2 IS FALSE;
SELECT BOOLEAN_AND_AGG(c2) FROM t WHERE c2 IS FALSE OR c2 IS NULL;
SELECT BOOLEAN_AND_AGG(c2) FROM t WHERE c2 IS NOT TRUE OR c2 IS NULL;
SELECT BOOLEAN_AND_AGG(c2) FROM t WHERE c2 IS NOT FALSE OR c2 IS NULL;
SELECT BOOLEAN_AND_AGG(c2 OR c2 OR (c2)) FROM t WHERE c2 IS NOT FALSE OR c2 IS NULL;