ClickHouse/tests/queries/0_stateless/02353_isnullable.sql

12 lines
332 B
SQL

SELECT isNullable(3);
SELECT isNullable(toNullable(3));
SELECT isNullable(NULL);
SELECT isNullable(materialize(NULL));
SELECT isNullable(toLowCardinality(1));
SELECT isNullable(toNullable(toLowCardinality(1)));
SELECT isNullable(toLowCardinality(materialize(1)));
SELECT isNullable(toNullable(toLowCardinality(materialize(1))));