Examples of LogicalOptimizer

org.apache.pig.impl.logicalLayer.optimizer.LogicalOptimizer
An optimizer for logical plans.
org.apache.tajo.engine.planner.LogicalOptimizer
This class optimizes a logical plan.

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

      catalog.createTable(d);
    }


    sqlAnalyzer = new SQLAnalyzer();
    planner = new LogicalPlanner(catalog);
    optimizer = new LogicalOptimizer(util.getConfiguration());
    globalPlanner = new GlobalPlanner(util.getConfiguration(), catalog);
  }

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

    String query = "select count(*) from large1 " +
        "join small1 on large1_id = small1_id " +
        "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();
    MasterPlan masterPlan = new MasterPlan(queryId, queryContext, plan);
    GlobalPlanner globalPlanner = new GlobalPlanner(conf, catalog);

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

    // This query is not broadcast join
    String query = "select count(*) from large1 " +
        "join large2 on large1_id = large2_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();
    MasterPlan masterPlan = new MasterPlan(queryId, queryContext, plan);
    GlobalPlanner globalPlanner = new GlobalPlanner(conf, catalog);

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

        "join small1 on large1_id = small1_id " +
        "join large2 on large1_id = large2_id " +
        "join small2 on large2_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();
    MasterPlan masterPlan = new MasterPlan(queryId, queryContext, plan);
    GlobalPlanner globalPlanner = new GlobalPlanner(conf, catalog);

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

    String query = "select count(*) from large1 " +
        "join (select * from small1) a on large1_id = a.small1_id " +
        "join small2 on a.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();
    MasterPlan masterPlan = new MasterPlan(queryId, queryContext, plan);
    GlobalPlanner globalPlanner = new GlobalPlanner(conf, catalog);

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

    String query = "select count(*) from large1 " +
        "join (select * from small1) a on large1_id = a.small1_id " +
        "join small2 on large1_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();
    MasterPlan masterPlan = new MasterPlan(queryId, queryContext, plan);
    GlobalPlanner globalPlanner = new GlobalPlanner(conf, catalog);

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