Exemplo n.º 1
0
  private boolean isClonedTable(String orignalTable, String newTable) throws Exception {
    assertTableExists(newTable);
    TableDesc origTableDesc = client.getTableDesc(orignalTable);
    TableDesc newTableDesc = client.getTableDesc(newTable);

    if (isClonedSchema(origTableDesc.getSchema(), newTableDesc.getSchema()) == false) {
      fail("Schema of input tables do not match");
      return false;
    }

    // Check partition information
    PartitionMethodDesc origPartMethod = origTableDesc.getPartitionMethod();
    PartitionMethodDesc newPartMethod = newTableDesc.getPartitionMethod();
    if (origPartMethod != null) {
      if (newPartMethod == null) {
        fail("New table does not have partition info");
        return false;
      }
      if (isClonedSchema(origPartMethod.getExpressionSchema(), newPartMethod.getExpressionSchema())
          == false) {
        fail("Partition columns of input tables do not match");
        return false;
      }

      if (origPartMethod.getPartitionType().equals(newPartMethod.getPartitionType()) == false) {
        fail("Partition type of input tables do not match");
        return false;
      }
    }

    // Check external flag
    if (origTableDesc.isExternal() != newTableDesc.isExternal()) {
      fail("External table flag on input tables not equal");
      return false;
    }

    if (origTableDesc.getMeta() != null) {
      TableMeta origMeta = origTableDesc.getMeta();
      TableMeta newMeta = newTableDesc.getMeta();
      if (origMeta.getDataFormat().equals(newMeta.getDataFormat()) == false) {
        fail("Store type of input tables not equal");
        return false;
      }

      KeyValueSet origOptions = origMeta.getPropertySet();
      KeyValueSet newOptions = newMeta.getPropertySet();
      if (origOptions.equals(newOptions) == false) {
        fail("Meta options of input tables not equal");
        return false;
      }
    }
    return true;
  }
  @Test
  public final void testRightOuter_MergeJoin3() throws IOException, TajoException {
    Expr expr = analyzer.parse(QUERIES[3]);
    LogicalNode plan = planner.createPlan(defaultContext, expr).getRootBlock().getRoot();
    JoinNode joinNode = PlannerUtil.findTopNode(plan, NodeType.JOIN);
    Enforcer enforcer = new Enforcer();
    enforcer.enforceJoinAlgorithm(joinNode.getPID(), JoinAlgorithm.MERGE_JOIN);

    FileFragment[] emp3Frags =
        FileTablespace.splitNG(
            conf, EMP3_NAME, emp3.getMeta(), new Path(emp3.getUri()), Integer.MAX_VALUE);
    FileFragment[] dep4Frags =
        FileTablespace.splitNG(
            conf, DEP4_NAME, dep4.getMeta(), new Path(dep4.getUri()), Integer.MAX_VALUE);
    FileFragment[] merged = TUtil.concat(emp3Frags, dep4Frags);

    Path workDir =
        CommonTestingUtil.getTestDir(
            TajoTestingCluster.DEFAULT_TEST_DIRECTORY + "/testRightOuter_MergeJoin3");
    TaskAttemptContext ctx =
        new TaskAttemptContext(
            new QueryContext(conf), LocalTajoTestingUtility.newTaskAttemptId(), merged, workDir);
    ctx.setEnforcer(enforcer);

    PhysicalPlanner phyPlanner = new PhysicalPlannerImpl(conf);
    PhysicalExec exec = phyPlanner.createPlan(ctx, plan);

    ProjectionExec proj = (ProjectionExec) exec;
    assertTrue(proj.getChild() instanceof RightOuterMergeJoinExec);

    int count = 0;
    exec.init();

    while (exec.next() != null) {
      // TODO check contents
      count = count + 1;
    }
    assertNull(exec.next());
    exec.close();
    assertEquals(13, count);
  }
Exemplo n.º 3
0
  @Test
  public void testAlterTable() throws Exception {

    // CREATE_TABLE
    TableDesc tableRenameTestDesc = createMockupTable("default", "mycooltable");
    catalog.createTable(tableRenameTestDesc);

    // RENAME_TABLE
    catalog.alterTable(createMockAlterTableName());
    assertTrue(catalog.existsTable("default", "mynewcooltable"));

    // RENAME_COLUMN
    catalog.alterTable(createMockAlterTableRenameColumn());
    TableDesc columnRenameDesc = catalog.getTableDesc("default", "mynewcooltable");
    assertTrue(columnRenameDesc.getSchema().containsByName("ren" + FieldName1));

    // ADD_COLUMN
    catalog.alterTable(createMockAlterTableAddColumn());
    TableDesc addColumnDesc = catalog.getTableDesc("default", "mynewcooltable");
    assertTrue(addColumnDesc.getSchema().containsByName("mynewcol"));

    // SET_PROPERTY
    TableDesc setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable");
    KeyValueSet options = new KeyValueSet();
    options.set("timezone", "GMT+9"); // Seoul, Korea
    setPropertyDesc.setMeta(new TableMeta("TEXT", options));
    String prevTimeZone = setPropertyDesc.getMeta().getProperty("timezone");
    String newTimeZone = "GMT-7"; // Silicon Valley, California
    catalog.alterTable(createMockAlterTableSetProperty(newTimeZone));
    setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable");
    assertNotEquals(prevTimeZone, setPropertyDesc.getMeta().getProperty("timezone"));
    assertEquals(newTimeZone, setPropertyDesc.getMeta().getProperty("timezone"));

    // UNSET_PROPERTY
    catalog.alterTable(createMockAlterTableUnsetProperty(Sets.newHashSet("dummy")));
    setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable");
    assertTrue(setPropertyDesc.getMeta().getPropertySet().containsKey("timezone"));
    assertFalse(setPropertyDesc.getMeta().getPropertySet().containsKey("dummy"));
  }