You should create an index in a separate table space so that if something goes wrong with the index table space, you can easily drop it and then recreate the same indexes.
您应该在单独的一个表空间上创建索引,这样如果索引表空间出现问题,您可以直接删除该表空间,然后重要创建相同的索引。
If you do decide to drop an index, you should first save its create index statement so that you can easily recreate it if necessary.
如果您决定删除索引,那么首先要保存它的CREATEindex语句,以便在需要时轻松地重新创建它。
You can use ALTER TABLE with the DROP VERSIONING clause for the same purpose, but IBM suggests sparse use of DROP VERSIONING because it can cause invalidation, which should be avoided if possible.
您可以使用ALTERTABLE和DROPversioning子句实现相同用途,但IBM建议尽量少使用DROP VERSIONING,因为它可能导致无效性,这应该尽可能避免。
It theoretically should protect the driver from further damage but practically it doesn't, so don't drop you drive - it wouldn't survive.
理论上应该保护它免受进一步的损害,但实际上它的驱动程序没有,所以不要放弃你开车-这将无法生存。
Therefore, you should carefully check and consider any index identified as unused before you actually drop it.
因此,在删除识别到的未使用索引之前,一定要小心检查和认真考虑依赖它们的其他sql语句。
Mrs. Wilson , what do you advise me to do about my chemistry class? Should I drop it or continue with it?
威尔森太太,你觉得我该怎么对付我的化学课?是放弃还是继续下去?
When installing the mixer, you should miunimize diameter at shaft gland towards quaking magnitude. the mixer mustn ' s be counterclocked, otherwise it will drop.
安装搅拌器要求轴封处之径向跳动量调到最小程度,搅拌器不可反转,以免脱落。
And should you drop it into a tubful of cloudy, child-colored water, not to worry - it floats.
而且,如果不慎将香皂落入澡盆,里面盛满了孩子们洗过澡的浑水,你也不用担心找不到——它会自动浮上水面。
And should you drop it into a tubful of cloudy, child-colored water, not to worry - it floats.
而且,如果不慎将香皂落入澡盆,里面盛满了孩子们洗过澡的浑水,你也不用担心找不到——它会自动浮上水面。
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