(PHP 5, PECL OCI8 >= 1.1.0)
oci_lob_copy — Copies large object
Copies a large object or a part of a large object to another large object. Old LOB-recipient data will be overwritten.
If you need to copy a particular part of a LOB to a particular position of a LOB, use OCI-Lob->seek to move LOB internal pointers.
The destination LOB.
The copied LOB.
Indicates the length of data to be copied.
成功时返回 TRUE, 或者在失败时返回 FALSE.