Package com.foundationdb.qp.row

Examples of com.foundationdb.qp.row.FlattenedRow

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                    Index.JoinType giJoin = groupIndex.getJoinType();
                    switch (giJoin) {
                    case LEFT:
                        if (row.rowType().equals(storePlan.leftHalf) && useInvertType(action, context, bindings) &&
                                !skipCascadeRow(action, row, handler)) {
                            Row outerRow = new FlattenedRow(storePlan.topLevelFlattenType, row, null, row.hKey());
                            doAction(invert(action), handler, outerRow);
                            actioned = true;
                        }
                        break;
                    case RIGHT:
                        if (row.rowType().equals(storePlan.rightHalf) && useInvertType(action, context, bindings) &&
                                !skipCascadeRow(action, row, handler)) {
                            Row outerRow = new FlattenedRow(storePlan.topLevelFlattenType, null, row, row.hKey());
                            doAction(invert(action), handler, outerRow);
                            actioned = true;
                        }
                        break;
                    default: throw new AssertionError(giJoin.name());
                    }
                }
                else {
                    // Hkey cleanup. Look for the right half.
                    if (row.rowType().equals(storePlan.rightHalf) && !skipCascadeRow(action, row, handler)) {
                        Row outerRow = new FlattenedRow(storePlan.topLevelFlattenType, null, row, row.hKey());
                        doAction(invert(action), handler, outerRow);
                        actioned = true;
                    }
                }
                if (!actioned) {
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        private void generateInnerJoinRow(Row parent, Row child)
        {
            assert parent != null;
            assert child != null;
            pending.add(new FlattenedRow(flattenType, parent, child, child.hKey()));
        }
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                        "so this Flatten should specify LEFT_JOIN_SHORTENS_HKEY also",
                        this, parent.hKey());
                // Copy leftJoinHKey to avoid aliasing problems. (leftJoinHKey changes on each parent row.)
                HKey hKey = adapter().newHKey(childType.hKey());
                leftJoinHKey.copyTo(hKey);
                pending.add(new FlattenedRow(flattenType, parent, null, hKey));
                // Prevent generation of another left join row for the same parent
                childlessParent = false;
            }
        }
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        private void generateRightJoinRow(Row child)
        {
            assert child != null;
            if (rightJoin) {
                pending.add(new FlattenedRow(flattenType, null, child, child.hKey()));
            }
        }
View Full Code Here
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Related Classes of com.foundationdb.qp.row.FlattenedRow

  • com.foundationdb.qp.operator.Flatten_HKeyOrdered$Execution
  • com.foundationdb.server.store.StoreGIMaintenance
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