dbplus_lockrel

(PHP 4 <= 4.1.0, PECL dbplus >= 0.9)

dbplus_lockrel — Request write lock on relation

dbplus_lockrel ( resource $relation ) : int

Requests a write lock on the given relation.

Other clients may still query the relation, but can't alter it while it is locked.

Warning

此函数是实验性的。此函数的表象，包括名称及其相关文档都可能在未来的 PHP 发布版本中未通知就被修改。使用本函数风险自担。