dbplus_getunique

(4.1.0 - 4.2.3 only, PECL)

dbplus_getunique -- Get an id number unique to a relation

Description

int dbplus_getunique ( resource relation, int uniqueid )

警告

本函数是实验性的。本函数的行为,包括函数名称以及其它任何关于本函数的文档可能会在没有通知的情况下随 PHP 以后的发布而改变。使用本函数风险自担。

dbplus_getunique() will obtain a number guaranteed to be unique for the given relation and will pass it back in the variable given as uniqueid.

The function will return zero (aka. DBPLUS_ERR_NOERR) on success or a db++ error code on failure. See dbplus_errcode() or the introduction to this chapter for more information on db++ error codes.


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