public void createDatabase(Database db) throws AlreadyExistsException, HiveException {
    createDatabase(db, false);
  }
Create a Database. Raise an error if a database with the same name already exists.
@param db
@throws AlreadyExistsException
@throws HiveException
ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java