(PHP 5, PECL oci8 >= 1.1.0)
OCI-Lob->truncate — Truncates large object
Truncates the LOB.
If provided, this method will truncate the LOB to length bytes. Otherwise, it will completrely purge the LOB.
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.