protected function execute(string $username, ServerRequestInterface $request): \PDOStatement
    {
        $stmt = $this->pdo->prepare($this->getSql());
        $stmt->execute([$username]);
        return $stmt;
    }
protected function execute(string $username, ServerRequestInterface $request): \PDOStatement
    {
        $stmt = $this->pdo->prepare($this->getSql());
        $stmt->execute([$username]);
        return $stmt;
    }
protected function execute ( string $ username , ServerRequestInterface $ request ) : \ PDOStatement { $ stmt = $ this -> pdo -> prepare ( $ this -> getSql ( ) ) ; $ stmt -> execute ( [ $ username ] ) ; return $ stmt ; }
Queries the database table.

Override this method if you want to bind additonal values to the SQL
query.

@param string $username The username to use for parameter binding
@param ServerRequestInterface $request The Server Request message (to use for additional parameter binding)
Queries the database table .