Apache Drill
  1. Apache Drill
  2. DRILL-1062

DRILL does not handle NULLS FIRST/LAST correctly in ORDER BY clause

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.8.0
    • Component/s: Functions - Drill
    • Labels:
      None

      Description

      ORDER BY clause could specify nulls first or nulls last. Currently, DRILL will always use nulls last policy.

      select tbl.topping[3].type from dfs.`/Users/jni/work/incubator-drill/exec/ref/target/test-classes/donuts.json` as tbl order by 1 nulls last;
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      EXPR$0

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      5 rows selected (0.156 seconds)
      0: jdbc:drill:zk=local> select tbl.topping[3].type from dfs.`/Users/jni/work/incubator-drill/exec/ref/target/test-classes/donuts.json` as tbl order by 1 nulls first;
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      EXPR$0

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      Maple
      Powdered Sugar
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      null

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      5 rows selected (0.186 seconds)

      1. DRILL-1062.2.patch
        126 kB
        Daniel Barclay (Drill)
      2. DRILL-1062.3.patch.txt
        127 kB
        Daniel Barclay (Drill)
      3. DRILL-1062.4.patch.txt
        271 kB
        Daniel Barclay (Drill)

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            • Assignee:
              Chun Chang
              Reporter:
              Jinfeng Ni
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              Dates

              • Created:
                Updated:
                Resolved:

                Development