original_string: public function limit($count = null, $offset = null)
      {
          $this->_parts[self::LIMIT_COUNT]  = (int) $count;
          $this->_parts[self::LIMIT_OFFSET] = (int) $offset;
          return $this;
      }
code: public function limit($count = null, $offset = null)
      {
          $this->_parts[self::LIMIT_COUNT]  = (int) $count;
          $this->_parts[self::LIMIT_OFFSET] = (int) $offset;
          return $this;
      }
code_tokens: public function limit ( $ count = null , $ offset = null ) { $ this -> _parts [ self :: LIMIT_COUNT ] = ( int ) $ count ; $ this -> _parts [ self :: LIMIT_OFFSET ] = ( int ) $ offset ; return $ this ; }
docstring: Sets a limit count and offset to the query.
  
  @param int $count OPTIONAL The number of rows to return.
  @param int $offset OPTIONAL Start returning after this many rows.
  @return Zend_Db_Select This Zend_Db_Select object.
docstring_tokens: Sets a limit count and offset to the query .