ClickHouse/tests/queries/0_stateless/01047_nullable_rand.sql

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select toTypeName(rand(cast(4 as Nullable(UInt8))));
select toTypeName(randConstant(CAST(4 as Nullable(UInt8))));
select toTypeName(rand(Null));
select toTypeName(randConstant(Null));
select rand(cast(4 as Nullable(UInt8))) * 0;
select randConstant(CAST(4 as Nullable(UInt8))) * 0;
select rand(Null) * 0;
select randConstant(Null) * 0;