Package org.apache.hadoop.hive.ql.exec.persistence

Examples of org.apache.hadoop.hive.ql.exec.persistence.MapJoinRowContainer

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      value = JoinUtil.computeMapJoinValues(row, joinValues[alias],
        joinValuesObjectInspectors[alias], joinFilters[alias], joinFilterObjectInspectors[alias],
        filterMaps == null ? null : filterMaps[alias]);
    }
    MapJoinTableContainer tableContainer = mapJoinTables[alias];
    MapJoinRowContainer rowContainer = tableContainer.get(key);
    if (rowContainer == null) {
      if(value.length != 0) {
        rowContainer = new MapJoinRowContainer();
        rowContainer.add(value);
      } else {
        rowContainer = EMPTY_ROW_CONTAINER;
      }
      rowNumber++;
      if (rowNumber > hashTableScale && rowNumber % hashTableScale == 0) {
        memoryExhaustionHandler.checkMemoryStatus(tableContainer.size(), rowNumber);
      }
      tableContainer.put(key, rowContainer);
    } else if (rowContainer == EMPTY_ROW_CONTAINER) {
      rowContainer = rowContainer.copy();
      rowContainer.add(value);
      tableContainer.put(key, rowContainer);
    } else {
      rowContainer.add(value);
    }
  }
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      key = JoinUtil.computeMapJoinKeys(key, row, joinKeys[alias],
          joinKeysObjectInspectors[alias]);
      boolean joinNeeded = false;
      for (byte pos = 0; pos < order.length; pos++) {
        if (pos != alias) {
          MapJoinRowContainer rowContainer = mapJoinTables[pos].get(key);
          // there is no join-value or join-key has all null elements
          if (rowContainer == null || key.hasAnyNulls(nullsafes)) {
            if (!noOuterJoin) {
              joinNeeded = true;
              storage[pos] = dummyObjVectors[pos];
            } else {
              storage[pos] = emptyList;
            }
          } else {
            joinNeeded = true;
            storage[pos] = rowContainer.copy();
            aliasFilterTags[pos] = rowContainer.getAliasFilter();
          }
        }
      }
      if (joinNeeded) {
        ArrayList<Object> value = getFilteredValue(alias, row);
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      value = JoinUtil.computeMapJoinValues(row, joinValues[alias],
        joinValuesObjectInspectors[alias], joinFilters[alias], joinFilterObjectInspectors[alias],
        filterMaps == null ? null : filterMaps[alias]);
    }
    MapJoinTableContainer tableContainer = mapJoinTables[alias];
    MapJoinRowContainer rowContainer = tableContainer.get(key);
    if (rowContainer == null) {
      if(value.length != 0) {
        rowContainer = new MapJoinEagerRowContainer();
        rowContainer.addRow(value);
      } else {
        rowContainer = EMPTY_ROW_CONTAINER;
      }
      rowNumber++;
      if (rowNumber > hashTableScale && rowNumber % hashTableScale == 0) {
        memoryExhaustionHandler.checkMemoryStatus(tableContainer.size(), rowNumber);
      }
      tableContainer.put(key, rowContainer);
    } else if (rowContainer == EMPTY_ROW_CONTAINER) {
      rowContainer = rowContainer.copy();
      rowContainer.addRow(value);
      tableContainer.put(key, rowContainer);
    } else {
      rowContainer.addRow(value);
    }
  }
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      key = computeMapJoinKey(row, alias);
      int fieldCount = joinKeys[alias].size();
      boolean joinNeeded = false;
      for (byte pos = 0; pos < order.length; pos++) {
        if (pos != alias) {
          MapJoinRowContainer rowContainer = mapJoinTables[pos].get(key);
          // there is no join-value or join-key has all null elements
          if (rowContainer == null || key.hasAnyNulls(fieldCount, nullsafes)) {
            if (!noOuterJoin) {
              joinNeeded = true;
              storage[pos] = dummyObjVectors[pos];
            } else {
              storage[pos] = emptyList;
            }
          } else {
            joinNeeded = true;
            storage[pos] = rowContainer.copy(); // TODO: why copy?
            aliasFilterTags[pos] = rowContainer.getAliasFilter();
          }
        }
      }
      if (joinNeeded) {
        List<Object> value = getFilteredValue(alias, row);
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      value = JoinUtil.computeMapJoinValues(row, joinValues[alias],
        joinValuesObjectInspectors[alias], joinFilters[alias], joinFilterObjectInspectors[alias],
        filterMaps == null ? null : filterMaps[alias]);
    }
    MapJoinPersistableTableContainer tableContainer = mapJoinTables[alias];
    MapJoinRowContainer rowContainer = tableContainer.get(key);
    if (rowContainer == null) {
      if(value.length != 0) {
        rowContainer = new MapJoinEagerRowContainer();
        rowContainer.addRow(value);
      } else {
        rowContainer = EMPTY_ROW_CONTAINER;
      }
      rowNumber++;
      if (rowNumber > hashTableScale && rowNumber % hashTableScale == 0) {
        memoryExhaustionHandler.checkMemoryStatus(tableContainer.size(), rowNumber);
      }
      tableContainer.put(key, rowContainer);
    } else if (rowContainer == EMPTY_ROW_CONTAINER) {
      rowContainer = rowContainer.copy();
      rowContainer.addRow(value);
      tableContainer.put(key, rowContainer);
    } else {
      rowContainer.addRow(value);
    }
  }
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          } else {
            // Keys for all tables are the same, so only the first has to deserialize them.
            adaptor = hashMapRowGetters[pos];
            adaptor.setFromOther(firstSetKey);
          }
          MapJoinRowContainer rowContainer = adaptor.getCurrentRows();
          if (rowContainer != null && unwrapContainer[pos] != null) {
            Object[] currentKey = firstSetKey.getCurrentKey();
            rowContainer = unwrapContainer[pos].setInternal(rowContainer, currentKey);
          }
          // there is no join-value or join-key has all null elements
          if (rowContainer == null || firstSetKey.hasAnyNulls(fieldCount, nullsafes)) {
            if (!noOuterJoin) {
              joinNeeded = true;
              storage[pos] = dummyObjVectors[pos];
            } else {
              storage[pos] = emptyList;
            }
          } else {
            joinNeeded = true;
            storage[pos] = rowContainer.copy();
            aliasFilterTags[pos] = rowContainer.getAliasFilter();
          }
        }
      }
      if (joinNeeded) {
        List<Object> value = getFilteredValue(alias, row);
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      key = computeMapJoinKey(row, alias);
      int fieldCount = joinKeys[alias].size();
      boolean joinNeeded = false;
      for (byte pos = 0; pos < order.length; pos++) {
        if (pos != alias) {
          MapJoinRowContainer rowContainer = mapJoinTables[pos].get(key);
          // there is no join-value or join-key has all null elements
          if (rowContainer == null || key.hasAnyNulls(fieldCount, nullsafes)) {
            if (!noOuterJoin) {
              joinNeeded = true;
              storage[pos] = dummyObjVectors[pos];
            } else {
              storage[pos] = emptyList;
            }
          } else {
            joinNeeded = true;
            storage[pos] = rowContainer.copy(); // TODO: why copy?
            aliasFilterTags[pos] = rowContainer.getAliasFilter();
          }
        }
      }
      if (joinNeeded) {
        List<Object> value = getFilteredValue(alias, row);
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      value = JoinUtil.computeMapJoinValues(row, joinValues[alias],
        joinValuesObjectInspectors[alias], joinFilters[alias], joinFilterObjectInspectors[alias],
        filterMaps == null ? null : filterMaps[alias]);
    }
    MapJoinTableContainer tableContainer = mapJoinTables[alias];
    MapJoinRowContainer rowContainer = tableContainer.get(key);
    if (rowContainer == null) {
      if(value.length != 0) {
        rowContainer = new MapJoinEagerRowContainer();
        rowContainer.addRow(value);
      } else {
        rowContainer = EMPTY_ROW_CONTAINER;
      }
      rowNumber++;
      if (rowNumber > hashTableScale && rowNumber % hashTableScale == 0) {
        memoryExhaustionHandler.checkMemoryStatus(tableContainer.size(), rowNumber);
      }
      tableContainer.put(key, rowContainer);
    } else if (rowContainer == EMPTY_ROW_CONTAINER) {
      rowContainer = rowContainer.copy();
      rowContainer.addRow(value);
      tableContainer.put(key, rowContainer);
    } else {
      rowContainer.addRow(value);
    }
  }
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      key = JoinUtil.computeMapJoinKeys(key, row, joinKeys[alias],
          joinKeysObjectInspectors[alias]);
      boolean joinNeeded = false;
      for (byte pos = 0; pos < order.length; pos++) {
        if (pos != alias) {
          MapJoinRowContainer rowContainer = mapJoinTables[pos].get(key);
          // there is no join-value or join-key has all null elements
          if (rowContainer == null || key.hasAnyNulls(nullsafes)) {
            if (!noOuterJoin) {
              joinNeeded = true;
              storage[pos] = dummyObjVectors[pos];
            } else {
              storage[pos] = emptyList;
            }
          } else {
            joinNeeded = true;
            storage[pos] = rowContainer.copy();
            aliasFilterTags[pos] = rowContainer.getAliasFilter();
          }
        }
      }
      if (joinNeeded) {
        ArrayList<Object> value = getFilteredValue(alias, row);
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      value = JoinUtil.computeMapJoinValues(row, joinValues[alias],
        joinValuesObjectInspectors[alias], joinFilters[alias], joinFilterObjectInspectors[alias],
        filterMaps == null ? null : filterMaps[alias]);
    }
    MapJoinTableContainer tableContainer = mapJoinTables[alias];
    MapJoinRowContainer rowContainer = tableContainer.get(key);
    if (rowContainer == null) {
      if(value.length != 0) {
        rowContainer = new MapJoinRowContainer();
        rowContainer.add(value);
      } else {
        rowContainer = EMPTY_ROW_CONTAINER;
      }
      rowNumber++;
      if (rowNumber > hashTableScale && rowNumber % hashTableScale == 0) {
        memoryExhaustionHandler.checkMemoryStatus(tableContainer.size(), rowNumber);
      }
      tableContainer.put(key, rowContainer);
    } else if (rowContainer == EMPTY_ROW_CONTAINER) {
      rowContainer = rowContainer.copy();
      rowContainer.add(value);
      tableContainer.put(key, rowContainer);
    } else {
      rowContainer.add(value);
    }
  }
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