code: public String getColumnDefinition() {
  		String full = fieldConfig.getFullColumnDefinition();
  		if (full == null) {
  			return fieldConfig.getColumnDefinition();
  		} else {
  			return full;
  		}
  	}
docs: Call through to {@link DatabaseFieldConfig#getColumnDefinition()} and
  {@link DatabaseFieldConfig#getFullColumnDefinition()}.