除此之外,触发器还有其它许多不同的功能:(1)强化约束(enforce restriction)触发器能够实现比check语句更为复杂的约束。
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enforce restriction
实施限制
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Complainants say the gap between the bollards, which enforce a width and weight restriction, is too narrow.
BBC: Worle 'narrow gap' bollards to remain
Complainants say the gap between the bollards, installed on Moor Lane in Worle to enforce a width and weight restriction, is too narrow.
BBC: Worle petition over 'narrow gap' bollards
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