Function limit_push_down_sort

datafusion/optimizer/src/push_down_limit.rs:629–646

()

    #[test]
    fn limit_push_down_sort() -> Result<()> {
        let table_scan = test_table_scan()?;

        let plan = LogicalPlanBuilder::from(table_scan)
            .sort_by(vec![col("a")])?
            .limit(0, Some(10))?
            .build()?;

        // Should push down limit to sort
        assert_optimized_plan_equal!(
            plan,
            @r"
        Limit: skip=0, fetch=10
          Sort: test.a ASC NULLS LAST, fetch=10
            TableScan: test
        "
        )
    }

    #[test]
    fn limit_push_down_sort_skip() -> Result<()> {