Package org.apache.tajo.engine.planner

Examples of org.apache.tajo.engine.planner.LogicalPlan

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    Path workDir = new Path(testDir, TestExternalSortExec.class.getName());
    TaskAttemptContext ctx = new TaskAttemptContext(conf,
        LocalTajoTestingUtility.newQueryUnitAttemptId(), new FileFragment[] { frags[0] }, workDir);
    ctx.setEnforcer(new Enforcer());
    Expr expr = analyzer.parse(QUERIES[0]);
    LogicalPlan plan = planner.createPlan(LocalTajoTestingUtility.createDummySession(), expr);
    LogicalNode rootNode = plan.getRootBlock().getRoot();

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

    ProjectionExec proj = (ProjectionExec) exec;
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    FileFragment[] frags = StorageManager.splitNG(conf, "default.employee", meta, tablePath, Integer.MAX_VALUE);
    Path workDir = CommonTestingUtil.getTestDir("target/test-data/testEqual");
    TaskAttemptContext ctx = new TaskAttemptContext(conf,
        LocalTajoTestingUtility.newQueryUnitAttemptId(), new FileFragment[] { frags[0] }, workDir);
    Expr expr = analyzer.parse(QUERY);
    LogicalPlan plan = planner.createPlan(LocalTajoTestingUtility.createDummySession(), expr);
    LogicalNode rootNode = optimizer.optimize(plan);

    TmpPlanner phyPlanner = new TmpPlanner(conf, sm);
    PhysicalExec exec = phyPlanner.createPlan(ctx, rootNode);
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            "r_name, p_type, p_size " +
            "from region join nation on n_regionkey = r_regionkey and r_name = 'AMERICA' " +
            "join supplier on s_nationkey = n_nationkey " +
            "join partsupp on s_suppkey = ps_suppkey " +
            "join part on p_partkey = ps_partkey and p_type like '%BRASS' and p_size = 15");
    LogicalPlan logicalPlan = logicalPlanner.createPlan(LocalTajoTestingUtility.createDummySession(), context);
    optimizer.optimize(logicalPlan);
    QueryContext queryContext = new QueryContext();
    MasterPlan plan = new MasterPlan(LocalTajoTestingUtility.newQueryId(), queryContext, logicalPlan);
    planner.build(plan);
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    util.shutdownCatalogCluster();
  }

  private MasterPlan buildPlan(String sql) throws PlanningException, IOException {
    Expr expr = sqlAnalyzer.parse(sql);
    LogicalPlan plan = planner.createPlan(LocalTajoTestingUtility.createDummySession(), expr);
    optimizer.optimize(plan);
    QueryContext context = new QueryContext();
    MasterPlan masterPlan = new MasterPlan(LocalTajoTestingUtility.newQueryId(), context, plan);
    globalPlanner.build(masterPlan);
    return masterPlan;
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    util.shutdownCatalogCluster();
  }

  public static Target [] getRawTargets(String query) {
    Expr expr = analyzer.parse(query);
    LogicalPlan plan = null;
    try {
      plan = planner.createPlan(session, expr);
    } catch (PlanningException e) {
      e.printStackTrace();
    }

    return plan.getRootBlock().getRawTargets();
  }
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    return plan.getRootBlock().getRawTargets();
  }

  public static EvalNode getRootSelection(String query) throws PlanningException {
    Expr block = analyzer.parse(query);
    LogicalPlan plan = null;
    try {
      plan = planner.createPlan(session, block);
    } catch (PlanningException e) {
      e.printStackTrace();
    }

    Selection selection = plan.getRootBlock().getSingletonExpr(OpType.Filter);
    return planner.getExprAnnotator().createEvalNode(plan, plan.getRootBlock(), selection.getQual());
  }
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  }

  @Test
  public final void testGetContainExprs() throws CloneNotSupportedException, PlanningException {
    Expr expr = analyzer.parse(QUERIES[1]);
    LogicalPlan plan = planner.createPlan(session, expr, true);
    Target [] targets = plan.getRootBlock().getRawTargets();
    Column col1 = new Column("default.people.score", TajoDataTypes.Type.INT4);
    Collection<EvalNode> exprs =
        EvalTreeUtil.getContainExpr(targets[0].getEvalTree(), col1);
    EvalNode node = exprs.iterator().next();
    assertEquals(EvalType.LTH, node.getType());
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    node = AlgebraicUtil.eliminateConstantExprs(targets[1].getEvalTree());
    assertEquals(EvalType.CONST, node.getType());
    assertTrue(7.0d == node.eval(null, null).asFloat8());

    Expr expr = analyzer.parse(QUERIES[1]);
    LogicalPlan plan = planner.createPlan(session, expr, true);
    targets = plan.getRootBlock().getRawTargets();
    Column col1 = new Column("default.people.score", TajoDataTypes.Type.INT4);
    Collection<EvalNode> exprs =
        EvalTreeUtil.getContainExpr(targets[0].getEvalTree(), col1);
    node = exprs.iterator().next();
  }
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  @Test
  public final void testFindDistinctAggFunctions() throws PlanningException {
    String query = "select sum(score) + max(age) from people";
    Expr expr = analyzer.parse(query);
    LogicalPlan plan = planner.createPlan(session, expr);
    GroupbyNode groupByNode = plan.getRootBlock().getNode(NodeType.GROUP_BY);
    EvalNode [] aggEvals = groupByNode.getAggFunctions();

    List<AggregationFunctionCallEval> list = new ArrayList<AggregationFunctionCallEval>();
    for (int i = 0; i < aggEvals.length; i++) {
      list.addAll(EvalTreeUtil.findDistinctAggFunction(aggEvals[i]));
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        "join small2 on small1_id = small2_id";

    LogicalPlanner planner = new LogicalPlanner(catalog);
    LogicalOptimizer optimizer = new LogicalOptimizer(conf);
    Expr expr =  analyzer.parse(query);
    LogicalPlan plan = planner.createPlan(LocalTajoTestingUtility.createDummySession(), expr);

    optimizer.optimize(plan);

    QueryId queryId = QueryIdFactory.newQueryId(System.currentTimeMillis(), 0);
    QueryContext queryContext = new QueryContext();
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Related Classes of org.apache.tajo.engine.planner.LogicalPlan

  • org.apache.tajo.catalog.Column
  • org.apache.tajo.catalog.Schema
  • org.apache.tajo.engine.eval.ExprTestBase
  • org.apache.tajo.engine.eval.TestEvalTree
  • org.apache.tajo.engine.eval.TestEvalTreeUtil
  • org.apache.tajo.engine.planner.global.TestBroadcastJoinPlan
  • org.apache.tajo.engine.planner.logical.LogicalNode
  • org.apache.tajo.engine.planner.logical.LogicalRootNode
  • org.apache.tajo.engine.planner.logical.RelationNode
  • org.apache.tajo.engine.planner.physical.TestBSTIndexExec
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