Package org.modeshape.jcr.query.plan

Examples of org.modeshape.jcr.query.plan.PlanNode

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                    Set<String> allWorkspaces = Collections.emptySet();
                    RepositoryIndexes indexDefns = RepositoryIndexes.NO_INDEXES;
                    QueryContext queryContext = new QueryContext(context, null, allWorkspaces, schemata, indexDefns, nodeTypes,
                                                                 bufferManager, hints, null);
                    CanonicalPlanner planner = new CanonicalPlanner();
                    PlanNode plan = planner.createPlan(queryContext, command);
                    if (queryContext.getProblems().hasErrors()) {
                        continue;
                    }

                    // Get the columns from the top-level PROJECT ...
                    PlanNode project = plan.findAtOrBelow(PlanNode.Type.PROJECT);
                    assert project != null;
                    List<org.modeshape.jcr.query.model.Column> columns = project.getPropertyAsList(Property.PROJECT_COLUMNS,
                                                                                                   org.modeshape.jcr.query.model.Column.class);
                    assert !columns.isEmpty();

                    // Go through all the columns and look up the types ...
                    Map<SelectorName, SelectorName> tableNameByAlias = null;
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                        "SELECT all.a3, all.a4 FROM all WHERE all.primaryType IN ('t2','t0') AND all.mixins IN ('t4','t5')");
        Schemata schemata = builder.build();
        context = new QueryContext(executionContext, mock(RepositoryCache.class), Collections.singleton("workspace"), schemata,
                                   mock(RepositoryIndexes.class), mock(NodeTypes.class), mock(BufferManager.class));

        node = new PlanNode(Type.ACCESS);

        ruleExecutionOrder = new ArrayList<Integer>();
        rules = new ArrayList<OptimizerRule>();

        // Add rules that, when executed, add their number to the 'ruleExecutionOrder' list ...
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    @Test
    public void shouldOptimizePlanForSimpleQueryWithSelectColumns() {
        node = optimize("SELECT c11,c12 FROM t1");
        // Create the expected plan ...
        PlanNode expected = new PlanNode(Type.ACCESS, selector("t1"));
        PlanNode project = new PlanNode(Type.PROJECT, expected, selector("t1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11"), column("t1", "c12")));
        PlanNode source = new PlanNode(Type.SOURCE, project, selector("t1"));
        source.setProperty(Property.SOURCE_NAME, selector("t1"));
        source.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t1")).getColumns());
        // Compare the expected and actual plan ...
        assertPlanMatches(expected);
    }
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    @Test
    public void shouldOptimizePlanForSimpleQueryWithSelectStar() {
        node = optimize("SELECT * FROM t1");
        // Create the expected plan ...
        PlanNode expected = new PlanNode(Type.ACCESS, selector("t1"));
        PlanNode project = new PlanNode(Type.PROJECT, expected, selector("t1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11"), column("t1", "c12"), column("t1", "c13")));
        PlanNode source = new PlanNode(Type.SOURCE, project, selector("t1"));
        source.setProperty(Property.SOURCE_NAME, selector("t1"));
        source.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t1")).getColumns());
        // Compare the expected and actual plan ...
        assertPlanMatches(expected);
    }
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    @Test
    public void shouldOptimizePlanForSimpleQueryWithSelectStarWithAlias() {
        node = optimize("SELECT * FROM t1 AS x1");
        // Create the expected plan ...
        PlanNode expected = new PlanNode(Type.ACCESS, selector("x1"));
        PlanNode project = new PlanNode(Type.PROJECT, expected, selector("x1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("x1", "c11"), column("x1", "c12"), column("x1", "c13")));
        PlanNode source = new PlanNode(Type.SOURCE, project, selector("x1"));
        source.setProperty(Property.SOURCE_NAME, selector("t1"));
        source.setProperty(Property.SOURCE_ALIAS, selector("x1"));
        source.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t1")).getColumns());
        // Compare the expected and actual plan ...
        assertPlanMatches(expected);
    }
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    @Test
    public void shouldOptimizePlanForSimpleQueryWithSelectStarFromTableWithAliasAndValueCriteria() {
        node = optimize("SELECT * FROM t1 AS x1 WHERE c13 < CAST('3' AS LONG)");
        // Create the expected plan ...
        PlanNode expected = new PlanNode(Type.ACCESS, selector("x1"));
        PlanNode project = new PlanNode(Type.PROJECT, expected, selector("x1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("x1", "c11"), column("x1", "c12"), column("x1", "c13")));
        PlanNode select = new PlanNode(Type.SELECT, project, selector("x1"));
        select.setProperty(Property.SELECT_CRITERIA, new Comparison(new PropertyValue(selector("x1"), "c13"), Operator.LESS_THAN,
                                                                    new Literal(3L)));
        PlanNode source = new PlanNode(Type.SOURCE, select, selector("x1"));
        source.setProperty(Property.SOURCE_NAME, selector("t1"));
        source.setProperty(Property.SOURCE_ALIAS, selector("x1"));
        source.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t1")).getColumns());
        // Compare the expected and actual plan ...
        assertPlanMatches(expected);
    }
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    @Test
    public void shouldOptimizePlanForSimpleQueryWithSelectStarFromViewWithNoAliasAndValueCriteria() {
        node = optimize("SELECT * FROM v1 WHERE c11 = 'value'");
        // Create the expected plan ...
        PlanNode expected = new PlanNode(Type.ACCESS, selector("v1"));
        PlanNode project = new PlanNode(Type.PROJECT, expected, selector("v1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("v1", "c11"), column("v1", "c12", "c2")));
        PlanNode select1 = new PlanNode(Type.SELECT, project, selector("v1"));
        select1.setProperty(Property.SELECT_CRITERIA, new Comparison(new PropertyValue(selector("v1"), "c11"), Operator.EQUAL_TO,
                                                                     new Literal("value")));
        PlanNode select2 = new PlanNode(Type.SELECT, select1, selector("v1"));
        select2.setProperty(Property.SELECT_CRITERIA, new Comparison(new PropertyValue(selector("v1"), "c13"),
                                                                     Operator.LESS_THAN, new Literal(3L)));
        PlanNode source = new PlanNode(Type.SOURCE, select2, selector("v1"));
        source.setProperty(Property.SOURCE_NAME, selector("t1"));
        source.setProperty(Property.SOURCE_ALIAS, selector("v1"));
        source.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t1")).getColumns());
        // Compare the expected and actual plan ...
        assertPlanMatches(expected);
    }
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    @Test
    public void shouldOptimizePlanForSimpleQueryWithSelectStarFromViewWithAliasAndValueCriteria() {
        node = optimize("SELECT * FROM v1 AS x1 WHERE c11 = 'value'");
        // Create the expected plan ...
        PlanNode expected = new PlanNode(Type.ACCESS, selector("x1"));
        PlanNode project = new PlanNode(Type.PROJECT, expected, selector("x1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("x1", "c11"), column("x1", "c12", "c2")));
        PlanNode select1 = new PlanNode(Type.SELECT, project, selector("x1"));
        select1.setProperty(Property.SELECT_CRITERIA, new Comparison(new PropertyValue(selector("x1"), "c11"), Operator.EQUAL_TO,
                                                                     new Literal("value")));
        PlanNode select2 = new PlanNode(Type.SELECT, select1, selector("x1"));
        select2.setProperty(Property.SELECT_CRITERIA, new Comparison(new PropertyValue(selector("x1"), "c13"),
                                                                     Operator.LESS_THAN, new Literal(3L)));
        PlanNode source = new PlanNode(Type.SOURCE, select2, selector("x1"));
        source.setProperty(Property.SOURCE_NAME, selector("t1"));
        source.setProperty(Property.SOURCE_ALIAS, selector("x1"));
        source.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t1")).getColumns());
        // Compare the expected and actual plan ...
        assertPlanMatches(expected);
    }
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    @Test
    public void shouldOptimizePlanForSimpleQueryWithPropertyValueCriteria() {
        node = optimize("SELECT c11, c12 FROM t1 WHERE c13 < CAST('3' AS LONG)");
        // Create the expected plan ...
        PlanNode expected = new PlanNode(Type.ACCESS, selector("t1"));
        PlanNode project = new PlanNode(Type.PROJECT, expected, selector("t1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11"), column("t1", "c12")));
        PlanNode select = new PlanNode(Type.SELECT, project, selector("t1"));
        select.setProperty(Property.SELECT_CRITERIA, new Comparison(new PropertyValue(selector("t1"), "c13"), Operator.LESS_THAN,
                                                                    new Literal(3L)));
        PlanNode source = new PlanNode(Type.SOURCE, select, selector("t1"));
        source.setProperty(Property.SOURCE_NAME, selector("t1"));
        source.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t1")).getColumns());
        // Compare the expected and actual plan ...
        assertPlanMatches(expected);
    }
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    @FixFor( "MODE-869" )
    @Test
    public void shouldOptimizePlanForSimpleQueryWithSubqueryInCriteria() {
        node = optimize("SELECT c11, c12 FROM t1 WHERE c13 IN (SELECT c21 FROM t2 WHERE c22 < CAST('3' AS LONG))");
        // Create the expected plan ...
        PlanNode expected = new PlanNode(Type.DEPENDENT_QUERY, selector("t1"), selector("t2"));

        PlanNode subquery = new PlanNode(Type.ACCESS, expected, selector("t2"));
        subquery.setProperty(Property.VARIABLE_NAME, Subquery.VARIABLE_PREFIX + "1");
        PlanNode project2 = new PlanNode(Type.PROJECT, subquery, selector("t2"));
        project2.setProperty(Property.PROJECT_COLUMNS, columns(column("t2", "c21")));
        PlanNode select2 = new PlanNode(Type.SELECT, project2, selector("t2"));
        select2.setProperty(Property.SELECT_CRITERIA, new Comparison(new PropertyValue(selector("t2"), "c22"),
                                                                     Operator.LESS_THAN, new Literal(3L)));
        PlanNode source2 = new PlanNode(Type.SOURCE, select2, selector("t2"));
        source2.setProperty(Property.SOURCE_NAME, selector("t2"));
        source2.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t2")).getColumns());

        PlanNode mainQuery = new PlanNode(Type.ACCESS, expected, selector("t1"));
        PlanNode project = new PlanNode(Type.PROJECT, mainQuery, selector("t1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11"), column("t1", "c12")));
        PlanNode select = new PlanNode(Type.SELECT, project, selector("t1"));
        select.setProperty(Property.SELECT_CRITERIA, new SetCriteria(new PropertyValue(selector("t1"), "c13"),
                                                                     new BindVariableName(Subquery.VARIABLE_PREFIX + "1")));
        PlanNode source = new PlanNode(Type.SOURCE, select, selector("t1"));
        source.setProperty(Property.SOURCE_NAME, selector("t1"));
        source.setProperty(Property.SOURCE_COLUMNS, context.getSchemata().getTable(selector("t1")).getColumns());

        // Compare the expected and actual plan ...
        assertPlanMatches(expected);
    }
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Related Classes of org.modeshape.jcr.query.plan.PlanNode

  • org.modeshape.jcr.query.AbstractQueryTest
  • org.modeshape.jcr.query.engine.IndexPlan
  • org.modeshape.jcr.query.engine.ScanningQueryEngine
  • org.modeshape.jcr.query.optimize.AddAccessNodes
  • org.modeshape.jcr.query.optimize.AddAccessNodesTest
  • org.modeshape.jcr.query.optimize.AddIndexes
  • org.modeshape.jcr.query.optimize.AddJoinConditionColumnsToSources
  • org.modeshape.jcr.query.optimize.AddJoinConditionColumnsToSourcesTest
  • org.modeshape.jcr.query.optimize.AddOrderingColumnsToSources
  • org.modeshape.jcr.query.optimize.ChooseJoinAlgorithm
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