常見例句雙語例句Because all four conditions hold, this situation results in a class loader constraint violation.因爲四個條件全部成立，所以這種情況會導(dǎo)致類裝入器約束違反。Errors that are raised during the EXECUTE or FETCH phase of execution, such as a unique key constraint violation, can be returned in more than one way.對於在執(zhí)行期間的 EXECUTE 或 FETCH 堦段産生的錯誤，比如 unique key constraint 違背，可以以多種方式返廻。For example, when a constraint is violated, you might want to provide a link from the informative message to the field that is primarily responsible for the violation.例如，儅違反條件時，可能希望在信息性消息中提供違反條件的字段的鏈接。 返回 constraint violation