JFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbrconnection); assert($serverInfo instanceof stdClass); return $serverInfo->DBMS_VER; } public function prepare(string $sql): Statement { $stmt = @db2_prepare($this->connection, $sql); if ($stmt === false) { throw PrepareFailed::new(error_get_last()); } return new Statement($stmt); } public function query(string $sql): Result { return $this->prepare($sql)->execute(); } public function quote(string $value): string { return "'" . db2_escape_string($value) . "'"; } public function exec(string $sql): int|string { $stmt = @db2_exec($this->connection, $sql); if ($stmt === false) { throw StatementError::new(); } $numRows = db2_num_rows($stmt); if ($numRows === false) { throw StatementError::new(); } return $numRows; } public function lastInsertId(): string { $lastInsertId = db2_last_insert_id($this->connection); if ($lastInsertId === null) { throw NoIdentityValue::new(); } return $lastInsertId; } public function beginTransaction(): void { if (db2_autocommit($this->connection, DB2_AUTOCOMMIT_OFF) !== true) { throw ConnectionError::new($this->connection); } } public function commit(): void { if (! db2_commit($this->connection)) { throw ConnectionError::new($this->connection); } if (db2_autocommit($this->connection, DB2_AUTOCOMMIT_ON) !== true) { throw ConnectionError::new($this->connection); } } public function rollBack(): void { if (! db2_rollback($this->connection)) { throw ConnectionError::new($this->connection); } if (db2_autocommit($this->connection, DB2_AUTOCOMMIT_ON) !== true) { throw ConnectionError::new($this->connection); } } /** @return resource */ public function getNativeConnection() { return $this->connection; } }