original_string: protected function getUpgradeLogColumnNames() {
  		$colNames = array();
  		foreach( array('time','script filename','script file hash') as $attrib ) {
  			$colNames[self::toLowerCamelCase($attrib)] = $this->toDbObjectName($attrib);
  		}
  		return $colNames;
  	}
code: protected function getUpgradeLogColumnNames() {
  		$colNames = array();
  		foreach( array('time','script filename','script file hash') as $attrib ) {
  			$colNames[self::toLowerCamelCase($attrib)] = $this->toDbObjectName($attrib);
  		}
  		return $colNames;
  	}
code_tokens: protected function getUpgradeLogColumnNames ( ) { $ colNames = array ( ) ; foreach ( array ( 'time' , 'script filename' , 'script file hash' ) as $ attrib ) { $ colNames [ self :: toLowerCamelCase ( $ attrib ) ] = $ this -> toDbObjectName ( $ attrib ) ; } return $ colNames ; }
docstring: Returns a map of camelCase => however the column is spelled in the database
  of our upgrade table columns
docstring_tokens: Returns a map of camelCase = > however the column is spelled in the database of our upgrade table columns