original_string: public function getSqlSegment()
      {
          if (!empty($this->sqlSegment)) {
              return $this->sqlSegment;
          }
  
          if ($this->dbTableName && $this->columnName) {
              return $this->dbTableName . '.' . $this->columnName;
          }
      }
code: public function getSqlSegment()
      {
          if (!empty($this->sqlSegment)) {
              return $this->sqlSegment;
          }
  
          if ($this->dbTableName && $this->columnName) {
              return $this->dbTableName . '.' . $this->columnName;
          }
      }
code_tokens: public function getSqlSegment ( ) { if ( ! empty ( $ this -> sqlSegment ) ) { return $ this -> sqlSegment ; } if ( $ this -> dbTableName && $ this -> columnName ) { return $ this -> dbTableName . '.' . $ this -> columnName ; } }
docstring: Returns a sql segment expression for this dimension.
  @return string
  @api since Piwik 3.2.0
docstring_tokens: Returns a sql segment expression for this dimension .