Package com.foundationdb.qp.expression

Examples of com.foundationdb.qp.expression.IndexKeyRange

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        IndexBound fxBound = new IndexBound(
            new RowBasedUnboundExpressions(
                filterInput.rowType(),
                Arrays.asList(ExpressionGenerators.boundField(dIndexRowType, 0, 0)), true),
            new SetColumnSelector(0));
        IndexKeyRange fKeyRange = IndexKeyRange.bounded(fIndexRowType, fxBound, true, fxBound, true);
        // Use a bloom filter loaded by filterInput. Then for each input row, check the filter (projecting
        // D rows on (x)), and, for positives, check F using an index scan keyed by D.x.
        Operator plan =
            using_BloomFilter(
                // filterInput
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        // For the index scan retriving rows from the D(x) index
        IndexBound dxLo =
            new IndexBound(row(dIndexRowType, start), new SetColumnSelector(0));
        IndexBound dxHi =
            new IndexBound(row(dIndexRowType, Integer.MAX_VALUE), new SetColumnSelector(0));
        IndexKeyRange dKeyRange =
            IndexKeyRange.bounded(dIndexRowType, dxLo, true, dxHi, false);
        // For the  index scan retrieving rows from the F(x) index given a D index row
        IndexBound fxBound = new IndexBound(
            new RowBasedUnboundExpressions(
                filterInput.rowType(),
                Arrays.asList(ExpressionGenerators.boundField(dIndexRowType, 0, 0)), true),
            new SetColumnSelector(0));
        IndexKeyRange fKeyRange = IndexKeyRange.bounded(fIndexRowType, fxBound, true, fxBound, true);
        // Use a bloom filter loaded by filterInput. Then for each input row, check the filter (projecting
        // D rows on (x)), and, for positives, check F using an index scan keyed by D.x.
        Operator scanInput = indexScan_Default(dIndexRowType, dKeyRange, new Ordering());
        timeScanInput = new TimeOperator(scanInput);
        Operator plan =
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        ordering.append(field(indexRowType, 2), true);
        ordering.append(field(indexRowType, 3), true);
        ordering.append(field(indexRowType, 4), true);
        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 union =
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                int fkpos = referencedColumns.indexOf(indexedColumn);
                vars.add(new TPreparedParameter(fkpos, indexedColumn.getType()));
            }
            UnboundExpressions indexExprs = new RowBasedUnboundExpressions(indexRowType, vars);
            IndexBound indexBound = new IndexBound(indexExprs, plan);
            IndexKeyRange indexKeyRange = IndexKeyRange.bounded(indexRowType, indexBound, true, indexBound, true);
            input = API.indexScan_Default(indexRowType, indexKeyRange, 1);
            input = API.groupLookup_Default(input, group, indexRowType,
                                            Collections.singletonList(tableRowType),
                                            API.InputPreservationOption.DISCARD_INPUT,
                                            groupLookupPipelineQuantum);
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Related Classes of com.foundationdb.qp.expression.IndexKeyRange

  • com.foundationdb.qp.row.ValuesHolderRow
  • com.foundationdb.qp.storeadapter.indexcursor.IndexCursorSpatial_InBox
  • com.foundationdb.qp.storeadapter.indexcursor.IndexCursorSpatial_NearPoint
  • com.foundationdb.server.api.dml.ColumnSelector
  • com.foundationdb.server.store.ConstraintHandler
  • com.foundationdb.server.test.costmodel.FlattenCT
  • com.foundationdb.server.test.costmodel.HKeyUnionCT
  • com.foundationdb.server.test.costmodel.IntersectCT
  • com.foundationdb.server.test.costmodel.ProductCT
  • com.foundationdb.server.test.costmodel.Select_BloomFilterCT
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