dbplus_curr
说明
int dbplus_curr ( resource relation, array &tuple )
Reads the data for the current tuple for the given
relation.
参数
relationA relation opened by dbplus_open().
tupleThe data will be passed back in this parameter, as an associative array.
返回值
The function will return zero (aka. DBPLUS_ERR_NOERR) on success or a db++ error code on failure.