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/// # 警告: 键重复 pub const RO_CODE_WARNING_DUPLICATE_KEY: &str = "RTW00001"; /// # 警告: 插入操作违反了约束条件 pub const RO_CODE_WARNING_INSERT_VIOLATE_FK: &str = "RTW00002"; /// # 警告: 删除操作违反了约束条件 pub const RO_CODE_WARNING_DELETE_VIOLATE_FK: &str = "RTW00003";