public void setDestForAlias(String alias, String fname, boolean isDfsFile) {
    nameToDestType.put(alias, isDfsFile ? Integer.valueOf(DEST_DFS_FILE)
        : Integer.valueOf(DEST_LOCAL_FILE));
    nameToDestFile.put(alias, fname);
  }
Implementation of the metadata information related to a query block.
ql/src/java/org/apache/hadoop/hive/ql/parse/QBMetaData.java