Function cast_from_subquery

datafusion/sql/tests/sql_integration.rs:386–396

()

#[test]
fn cast_from_subquery() {
    let plan = logical_plan("SELECT CAST (a AS FLOAT) FROM (SELECT 1 AS a)").unwrap();
    assert_snapshot!(
        plan,
        @r"
    Projection: CAST(a AS Float32)
      Projection: Int64(1) AS a
        EmptyRelation: rows=1
    "
    );
}

#[test]
fn try_cast_from_aggregation() {