Package com.foundationdb.qp.operator

Examples of com.foundationdb.qp.operator.Operator

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                Ordering ordering = API.ordering();
                for(int i = 0; i < expList.size(); ++i) {
                    TPreparedExpression prep = expList.get(i).getTPreparedExpression();
                    ordering.append(ExpressionGenerators.field(prep.resultType(), i), true);
                }
                Operator plan = API.groupScan_Default(cType.table().getGroup());
                plan = API.filter_Default(plan, Arrays.asList(cType, oType, iType));
                plan = API.flatten_HKeyOrdered(plan, cType, oType, JoinType.LEFT_JOIN);
                plan = API.flatten_HKeyOrdered(plan, plan.rowType(), iType, JoinType.LEFT_JOIN);
                plan = API.project_Default(plan, expList, plan.rowType());
                plan = API.sort_General(plan, plan.rowType(), ordering, SortOption.PRESERVE_DUPLICATES);
                return plan;
            }
        });
    }
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        final int SCANS = 100; // Number of times to update each parent.gid
        final int GRANDPARENTS = 1;
        final int PARENTS_PER_GRANDPARENT = 10;
        final int CHILDREN_PER_PARENT = 100;
        populateDB(GRANDPARENTS, PARENTS_PER_GRANDPARENT, CHILDREN_PER_PARENT);
        Operator scanPlan =
            filter_Default(
                groupScan_Default(group),
                Collections.singleton(parentRowType));
        final UpdatePlannable updatePlan =
            update_Default(scanPlan,
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        final int SCANS = 100; // Number of times to update each parent.gid
        final int GRANDPARENTS = 1;
        final int PARENTS_PER_GRANDPARENT = 10;
        final int CHILDREN_PER_PARENT = 100;
        populateDB(GRANDPARENTS, PARENTS_PER_GRANDPARENT, CHILDREN_PER_PARENT);
        Operator scanPlan =
            limit_Default(
                filter_Default(
                    groupScan_Default(group),
                    Collections.singleton(grandparentRowType)),
                1);
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    public void profileSort(int n, int field, boolean print)
    {
        Tap.reset(OPERATOR_TAPS);
        Ordering ordering = ordering();
        ordering.append(ExpressionGenerators.field(tRowType, field), true);
        Operator plan =
            sort_General(
                limit_Default(
                    groupScan_Default(group),
                    n),
                tRowType,
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        IndexBound lo = new IndexBound(row(idxRowType, Integer.MAX_VALUE / 2), new SetColumnSelector(0));
        IndexBound hi = new IndexBound(row(idxRowType, Integer.MAX_VALUE), new SetColumnSelector(0));
        Ordering ordering = new Ordering();
        ordering.append(field(idxRowType, 0), true);
        IndexKeyRange keyRange = IndexKeyRange.bounded(idxRowType, lo, true, hi, true);
        Operator plan = indexScan_Default(idxRowType, keyRange, ordering);
        long start = System.nanoTime();
        for (int r = 0; r < runs; r++) {
            Cursor cursor = cursor(plan, queryContext, queryBindings);
            cursor.openTopLevel();
            for (int s = 0; s < sequentialAccessesPerRandom; s++) {
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        final int GRANDPARENTS = 1;
        final int PARENTS_PER_GRANDPARENT = 10;
        final int CHILDREN_PER_PARENT = 10;
        populateDB(GRANDPARENTS, PARENTS_PER_GRANDPARENT, CHILDREN_PER_PARENT);
        // Change gid of every row of every type
        Operator scanPlan = groupScan_Default(group);
        final UpdatePlannable updatePlan =
            update_Default(scanPlan,
                           new UpdateFunction()
                           {
                               @Override
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        final int SCANS = 100000000;
        final int CUSTOMERS = 1000;
        final int ORDERS_PER_CUSTOMER = 5;
        final int ITEMS_PER_ORDER = 2;
        populateDB(CUSTOMERS, ORDERS_PER_CUSTOMER, ITEMS_PER_ORDER);
        Operator plan =
            flatten_HKeyOrdered(
                ancestorLookup_Default(
                    indexScan_Default(itemIidIndexRowType),
                    coi,
                    itemIidIndexRowType,
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                Ordering ordering = API.ordering();
                for(int i = 0; i < expList.size(); ++i) {
                    TPreparedExpression prep = expList.get(i).getTPreparedExpression();
                    ordering.append(ExpressionGenerators.field(prep.resultType(), i), true);
                }
                Operator plan = API.groupScan_Default(tType.table().getGroup());
                plan = API.project_Default(plan, expList, tType);
                plan = API.sort_General(plan, plan.rowType(), ordering, SortOption.PRESERVE_DUPLICATES);
                return plan;
            }
        });
    }
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        to(Stage.POST_BEGIN);
        try {
            while(!success) {
                to(Stage.PRE_SCAN);
                Schema schema = SchemaCache.globalSchema(getServiceHolder().getSchemaManager().getAis(session));
                Operator plan = operatorCreator.create(schema);
                StoreAdapter adapter = getServiceHolder().getStore().createAdapter(session, schema);
                QueryContext context = new SimpleQueryContext(adapter);
                QueryBindings bindings = context.createBindings();
                Cursor cursor = API.cursor(plan, context, bindings);
                cursor.openTopLevel();
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        ordering.append(field(indexRowType, 5), true);
        IndexBound leftBound = new IndexBound(row(indexRowType, leftIndexKey), new SetColumnSelector(0));
        IndexKeyRange leftKeyRange = IndexKeyRange.bounded(indexRowType, leftBound, true, leftBound, true);
        IndexBound rightBound = new IndexBound(row(indexRowType, rightIndexKey), new SetColumnSelector(0));
        IndexKeyRange rightKeyRange = IndexKeyRange.bounded(indexRowType, rightBound, true, rightBound, true);
        Operator leftSetup = indexScan_Default(indexRowType, leftKeyRange, ordering);
        Operator rightSetup = indexScan_Default(indexRowType, rightKeyRange, ordering);
        TimeOperator timeLeftSetup = new TimeOperator(leftSetup);
        TimeOperator timeRightSetup = new TimeOperator(rightSetup);
        Operator intersect =
            intersect_Ordered(
                    timeLeftSetup,
                    timeRightSetup,
                    indexRowType,
                    indexRowType,
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Related Classes of com.foundationdb.qp.operator.Operator

  • com.foundationdb.server.service.dxl.BasicDMLFunctions
  • com.foundationdb.server.service.externaldata.ExternalDataServiceImpl
  • com.foundationdb.server.service.externaldata.PlanGenerator
  • com.foundationdb.server.service.restdml.DeleteGeneratorIT
  • com.foundationdb.server.service.restdml.InsertGeneratorIT
  • com.foundationdb.server.service.restdml.UpsertProcessor
  • com.foundationdb.server.service.text.FullTextIndexInfo
  • com.foundationdb.server.store.OnlineHelper
  • com.foundationdb.server.store.StoreGIMaintenance
  • com.foundationdb.server.test.ApiTestBase
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