protected function pgsqlConnectionString()
    {
        return $this->driver . ':host=' . $this->host . ';port=' . $this->port . ';dbname=' . $this->dbname . ';user=' . $this->user . ';password=' . $this->password;
    }
protected function pgsqlConnectionString()
    {
        return $this->driver . ':host=' . $this->host . ';port=' . $this->port . ';dbname=' . $this->dbname . ';user=' . $this->user . ';password=' . $this->password;
    }
protected function pgsqlConnectionString ( ) { return $ this -> driver . ':host=' . $ this -> host . ';port=' . $ this -> port . ';dbname=' . $ this -> dbname . ';user=' . $ this -> user . ';password=' . $ this -> password ; }
pgsqlConnectionString Postgres connection string

@return string
pgsqlConnectionString Postgres connection string