If your object has many properties, as for a big legacy table, you may need to turn on this feature along with "dynamic-update" to avoid too much database update overhead.

如果对象的属性较多，例如是一张大的遗留表，那你应该开启该特性，和“dynamic - update”结合使用以避免太多数据库更新开销。

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But if the GP is unable to realize those projections in a tough fund-raising environment, they may be saddled with too much overhead and weak staff morale.

FORBES: Limited Partners Step Up Due Diligence