Package org.apache.tajo.algebra

Examples of org.apache.tajo.algebra.Expr

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  }
 
  @Test
  public final void testFindTopNode() throws CloneNotSupportedException, PlanningException {
    // two relations
    Expr expr = analyzer.parse(TestLogicalPlanner.QUERIES[1]);
    LogicalNode plan = planner.createPlan(expr).getRootBlock().getRoot();

    assertEquals(NodeType.ROOT, plan.getType());
    LogicalRootNode root = (LogicalRootNode) plan;
    TestLogicalNode.testCloneLogicalNode(root);
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      "select sum(score) from people", // 4
      "select name from people where NOT (20 > 30)", // 5
  };

  public static Target[] getRawTargets(String query) throws PlanningException {
    Expr expr = analyzer.parse(query);
    LogicalPlan plan = planner.createPlan(expr);
    Target [] targets = plan.getRootBlock().getTargetListManager().getUnresolvedTargets();
    for (Target t : targets) {
      assertJsonSerDer(t.getEvalTree());
    }
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    }
    return targets;
  }

  public static EvalNode getRootSelection(String query) {
    Expr block = analyzer.parse(query);
    LogicalPlan plan = null;
    try {
      plan = planner.createPlan(block);
    } catch (PlanningException e) {
      e.printStackTrace();
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        Integer.MAX_VALUE);
    Path workDir = CommonTestingUtil.getTestDir("target/test-data/testCountFunction");
    TaskAttemptContext ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(masterPlan),
        new Fragment[] { frags[0] }, workDir);
    ctx.setEnforcer(new Enforcer());
    Expr context = analyzer.parse(QUERIES[9]);
    LogicalPlan plan = planner.createPlan(context);
    LogicalNode rootNode = optimizer.optimize(plan);
    System.out.println(rootNode.toString());

    // Set all aggregation functions to the first phase mode
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        Integer.MAX_VALUE);
    Path workDir = CommonTestingUtil.getTestDir("target/test-data/testGroupByWithNullValue");
    TaskAttemptContext ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(masterPlan),
        new Fragment[] { frags[0] }, workDir);
    ctx.setEnforcer(new Enforcer());
    Expr context = analyzer.parse(QUERIES[11]);
    LogicalPlan plan = planner.createPlan(context);
    LogicalNode rootNode = optimizer.optimize(plan);

    PhysicalPlanner phyPlanner = new PhysicalPlannerImpl(conf,sm);
    PhysicalExec exec = phyPlanner.createPlan(ctx, rootNode);
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    Fragment[] frags = StorageManager.splitNG(conf, "employee", employee.getMeta(), employee.getPath(),
        Integer.MAX_VALUE);
    Path workDir = CommonTestingUtil.getTestDir("target/test-data/testUnionPlan");
    TaskAttemptContext ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(masterPlan),
        new Fragment[] { frags[0] }, workDir);
    Expr  context = analyzer.parse(QUERIES[0]);
    LogicalPlan plan = planner.createPlan(context);
    LogicalNode rootNode = optimizer.optimize(plan);
    LogicalRootNode root = (LogicalRootNode) rootNode;
    UnionNode union = new UnionNode(plan.newPID(), root.getChild(), root.getChild());
    root.setChild(union);
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  @Test
  public final void testEvalExpr() throws IOException, PlanningException {
    Path workDir = CommonTestingUtil.getTestDir("target/test-data/testEvalExpr");
    TaskAttemptContext ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(masterPlan),
        new Fragment[] { }, workDir);
    Expr expr = analyzer.parse(QUERIES[12]);
    LogicalPlan plan = planner.createPlan(expr);
    LogicalNode rootNode = optimizer.optimize(plan);

    PhysicalPlanner phyPlanner = new PhysicalPlannerImpl(conf, sm);
    PhysicalExec exec = phyPlanner.createPlan(ctx, rootNode);
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    Fragment[] frags = StorageManager.splitNG(conf, "employee", employee.getMeta(), employee.getPath(),
        Integer.MAX_VALUE);
    Path workDir = CommonTestingUtil.getTestDir("target/test-data/testCreateIndex");
    TaskAttemptContext ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(masterPlan),
        new Fragment[] {frags[0]}, workDir);
    Expr context = analyzer.parse(createIndexStmt[0]);
    LogicalPlan plan = planner.createPlan(context);
    LogicalNode rootNode = optimizer.optimize(plan);

    PhysicalPlanner phyPlanner = new PhysicalPlannerImpl(conf, sm);
    PhysicalExec exec = phyPlanner.createPlan(ctx, rootNode);
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    Path workDir = CommonTestingUtil.getTestDir("target/test-data/testDuplicateEliminate");
    TaskAttemptContext ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(masterPlan),
        new Fragment[] {frags[0]}, workDir);
    ctx.setEnforcer(new Enforcer());
    Expr expr = analyzer.parse(duplicateElimination[0]);
    LogicalPlan plan = planner.createPlan(expr);
    LogicalNode rootNode = optimizer.optimize(plan);

    PhysicalPlanner phyPlanner = new PhysicalPlannerImpl(conf,sm);
    PhysicalExec exec = phyPlanner.createPlan(ctx, rootNode);
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    Path workDir = CommonTestingUtil.getTestDir("target/test-data/testIndexedStoreExec");
    TaskAttemptContext ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(masterPlan),
        new Fragment[] {frags[0]}, workDir);
    ctx.setEnforcer(new Enforcer());
    Expr context = analyzer.parse(SORT_QUERY[0]);
    LogicalPlan plan = planner.createPlan(context);
    LogicalNode rootNode = optimizer.optimize(plan);

    SortNode sortNode = PlannerUtil.findTopNode(rootNode, NodeType.SORT);
    DataChannel channel = new DataChannel(masterPlan.newExecutionBlockId(), masterPlan.newExecutionBlockId(),
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Related Classes of org.apache.tajo.algebra.Expr

  • org.apache.tajo.engine.eval.ExprTestBase
  • org.apache.tajo.engine.eval.TestEvalTree
  • org.apache.tajo.engine.eval.TestEvalTreeUtil
  • org.apache.tajo.engine.parser.TestHiveConverter
  • org.apache.tajo.engine.parser.TestHiveQLAnalyzer
  • org.apache.tajo.engine.parser.TestSQLAnalyzer
  • org.apache.tajo.engine.planner.global.TestBroadcastJoinPlan
  • org.apache.tajo.engine.planner.NamedExprsManager
  • org.apache.tajo.engine.planner.NamedExprsManager$UnevaluatedIterator
  • org.apache.tajo.engine.planner.physical.TestBNLJoinExec
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