OCI-Lob::truncate
(PHP 5, PHP 7, PECL OCI8 >= 1.1.0)
OCI-Lob::truncate — Truncates large object
说明
OCI-Lob::truncate
([ int
$length = 0
] ) : boolTruncates the LOB.
参数
-
length -
If provided, this method will truncate the LOB to
lengthbytes. Otherwise, it will completely purge the LOB.
返回值
成功时返回 TRUE, 或者在失败时返回 FALSE。