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有没有办法可以模拟ON DELETE CASCADEVertica 中的约束?我似乎收到以下错误:
ON DELETE CASCADE
ROLLBACK 4229:外键约束不支持除 NO ACTION 之外的 ON DELETE 操作
而且我在文档中找不到太多关于它的信息!
IIRC 外键约束仅对预加入投影强制执行,如果您创建其中之一,则可能会发生级联。