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  1. Derby
  2. DERBY-4419

NullPointerException with INSERT INTO ... from UNION and identity columns

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 10.3.1.4, 10.4.1.3, 10.5.1.1, 10.5.3.0, 10.6.1.0
    • Fix Version/s: 10.5.3.1, 10.6.1.0
    • Component/s: SQL
    • Labels:
      None
    • Issue & fix info:
      Repro attached
    • Bug behavior facts:
      Regression

      Description

      The following sequence of statements works on 10.2.2.0 and earlier, and raises a NullPointerException with 10.3.1.4 and later:

      ij> create table t1(x int);
      0 rows inserted/updated/deleted
      ij> insert into t1 values 1,2;
      2 rows inserted/updated/deleted
      ij> create table t2(x int);
      0 rows inserted/updated/deleted
      ij> insert into t2 values 2,3;
      2 rows inserted/updated/deleted
      ij> create table t3(x int, y int generated always as identity);
      0 rows inserted/updated/deleted
      ij> insert into t3 select * from t1 union select * from t2;
      ERROR XJ001: Java exception: ': java.lang.NullPointerException'.

        Attachments

        1. npe.sql
          0.3 kB
          Knut Anders Hatlen
        2. addASimpleTest.diff
          2 kB
          Bryan Pendleton
        3. use4425CodePatch.diff
          2 kB
          Bryan Pendleton

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              • Assignee:
                bryanpendleton Bryan Pendleton
                Reporter:
                knutanders Knut Anders Hatlen
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                Dates

                • Created:
                  Updated:
                  Resolved: