protected String mapName(String key) {
    int dot = key.indexOf('.');
    return dot > 0? key.substring(dot + 1) : key;
  }
Extract a property map name from a property map key.
@param key property map key
@return the property map name
standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/properties/PropertyManager.java