Package org.apache.tajo.algebra

Examples of org.apache.tajo.algebra.Expr

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      if (hiveQueryMode) {
        queryContext.setHiveQueryMode();
      }

      Expr planningContext = hiveQueryMode ? converter.parse(sql) : analyzer.parse(sql);
     
      LogicalPlan plan = createLogicalPlan(planningContext);
      LogicalRootNode rootNode = plan.getRootBlock().getRoot();

      GetQueryStatusResponse.Builder responseBuilder = GetQueryStatusResponse.newBuilder();
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  }

  public QueryId updateQuery(String sql) throws IOException, SQLException, PlanningException {
    LOG.info("SQL: " + sql);
    // parse the query
    Expr expr = analyzer.parse(sql);
    LogicalPlan plan = createLogicalPlan(expr);
    LogicalRootNode rootNode = plan.getRootBlock().getRoot();

    if (!PlannerUtil.checkIfDDLPlan(rootNode)) {
      throw new SQLException("This is not update query:\n" + sql);
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    }

    CatalogService catalog = getQueryTaskContext().getQueryMasterContext().getWorkerContext().getCatalog();
    LogicalPlanner planner = new LogicalPlanner(catalog);
    LogicalOptimizer optimizer = new LogicalOptimizer();
    Expr expr;
    if (queryContext.isHiveQueryMode()) {
      HiveConverter hiveConverter = new HiveConverter();
      expr = hiveConverter.parse(sql);
    } else {
      SQLAnalyzer analyzer = new SQLAnalyzer();
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    dispatcher.stop();
  }

  @Test
  public void testNextBlock() throws Exception {
    Expr context = analyzer.parse(
        "select s_acctbal, s_name, n_name, p_partkey, p_mfgr, s_address, s_phone, s_comment, ps_supplycost, " +
            "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 " +
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    globalPlanner = new GlobalPlanner(util.getConfiguration(),
        StorageManagerFactory.getStorageManager(util.getConfiguration()));
  }

  private MasterPlan buildPlan(String sql) throws PlanningException, IOException {
    Expr expr = sqlAnalyzer.parse(sql);
    LogicalPlan plan = planner.createPlan(expr);
    optimizer.optimize(plan);
    QueryContext context = new QueryContext();
    MasterPlan masterPlan = new MasterPlan(LocalTajoTestingUtility.newQueryId(), context, plan);
    globalPlanner.build(masterPlan);
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    Fragment[] frags = StorageManager.splitNG(conf, "employee", employeeMeta, tableDir, Integer.MAX_VALUE);

    TaskAttemptContext
        ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(),
        new Fragment[] {frags[0]}, testDir);
    Expr expr = analyzer.parse(SORT_QUERY[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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    Fragment[] frags = sm.splitNG(conf, "employee", meta, tablePath, Integer.MAX_VALUE);

    TaskAttemptContext
        ctx = new TaskAttemptContext(conf, LocalTajoTestingUtility.newQueryUnitAttemptId(),
        new Fragment[] {frags[0]}, testDir);
    Expr expr = analyzer.parse(SORT_QUERY[1]);
    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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      "select emp3.emp_id, first_name, phone_number from phone3 full outer join emp3 on emp3.emp_id = phone3.emp_id",
  };

  @Test
  public final void testFullOuterMergeJoin0() throws IOException, PlanningException {
    Expr expr = analyzer.parse(QUERIES[0]);
    LogicalNode plan = planner.createPlan(expr).getRootBlock().getRoot();
    JoinNode joinNode = PlannerUtil.findTopNode(plan, NodeType.JOIN);
    Enforcer enforcer = new Enforcer();
    enforcer.enforceJoinAlgorithm(joinNode.getPID(), JoinAlgorithm.MERGE_JOIN);
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  }


  @Test
  public final void testFullOuterMergeJoin1() throws IOException, PlanningException {
    Expr expr = analyzer.parse(QUERIES[1]);
    LogicalNode plan = planner.createPlan(expr).getRootBlock().getRoot();
    JoinNode joinNode = PlannerUtil.findTopNode(plan, NodeType.JOIN);
    Enforcer enforcer = new Enforcer();
    enforcer.enforceJoinAlgorithm(joinNode.getPID(), JoinAlgorithm.MERGE_JOIN);
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    assertEquals(8, count);
  }

  @Test
  public final void testFullOuterMergeJoin2() throws IOException, PlanningException {
    Expr expr = analyzer.parse(QUERIES[2]);
    LogicalNode plan = planner.createPlan(expr).getRootBlock().getRoot();
    JoinNode joinNode = PlannerUtil.findTopNode(plan, NodeType.JOIN);
    Enforcer enforcer = new Enforcer();
    enforcer.enforceJoinAlgorithm(joinNode.getPID(), JoinAlgorithm.MERGE_JOIN);
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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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