hierarchical recordsets 层次记录集
Recordsets open as snapshots by default.
默认情况下，记录集作为快照打开。
Determines if child recordsets are synchronized to movements in parent recordsets.
确定是否将子记录集与父记录集中的移动保持同步。
Recordsets allow full updating by default, but you can limit that to adding new records only or you can disallow all updates.
默认情况下，记录集允许完整更新；但可以限制该默认设置而只添加新记录，或者可以不允许所有的更新。
应用推荐