Most often, you want only a small subset of the data in the table, so a full table scan wastes a lot of disk I/O and therefore time.
通常来说，您可能只希望获得表中数据的一个子集，因此全表扫描会浪费大量的磁盘I/O，因此也就会浪费大量时间。
I do not want o comment too much on whether the driver killed the child deliberately, because we are not the parties involved and do not the whole matter well.
伍某是否故意杀人，我不想过多的评论。
O, don't mother! I should like the flowers; do give them to me; I want them!
嗐，妈妈，别这样﹗我喜欢这些花，把花给我吧，我要﹗。
So, if I want to encode O'Reilly in a single quoted string, I must escape it using backslash, 'O\'Reilly'.
所以，如果我想用单引号编码O'Reilly，我就必须使用反斜杠对它进行转义：'O\'Reilly'。
Next year, I want the announcement to read, "the Oxford English dictionary has decided that WTF, o RLY, and BAMF are NOT in the dictionary."
明年，我希望读到这种声明，“牛津英语字典决定禁止WTF,ORLY,BAMF进入收录词汇。”
If you want to use the Toot-O-Matic for your own purposes, change the action-url and redirect-url attributes to match your site.
如果要将Toot - o - Matic用于您自己的需求，可以将action - url和redirect - ur l属性更改为匹配您站点的值。
And what I want to point out that we just figured out for molecular orbital theory, is that o 2 is a biradical, because remember, the definition of a radical is when we have an unpaired electron.
我要指出的是，我们刚利用分子轨道理论，指导了O2是二价自由基，因为记住，自由基的定义是，有个未配对的电子。
He is said to want to nominate a woman: since the retirement of Sandra Day o 'connor, a notable swing vote on the court, only Ruth Bader Ginsburg remains, and she has been battling cancer.
据说他想要提名一名女性法官：自从桑德拉•戴•奥康纳—最高法院中出名的中间派—退休之后，最高法院中还只剩鲁斯·巴德·金斯伯格一名女性法官，而她现在正在同癌症最斗争。
O fear the LORD, ye his saints: for there is no want to them that fear him.
耶和华的圣民哪，你们当敬畏他，因敬畏他的一无所缺。
Note that you can also remount existing filesystems and set the I/O pacing, which can be helpful if you want to alter the performance of a disk that is already actively providing service.
注意，还可以重新挂载现有的文件系统并设置I/O 处理速率调整，这有助于调整已经在提供服务的磁盘的性能。
Mr. O 'hara: I want my girl to be happy. You'd not be happy with him.
奥哈拉：我希望我女儿快乐，可你和他在一起不会快乐。
Oh, and by the way, I just want you to know that the Weithmans made me the “O” in O-h-i-o. It’s on tape.
哦，再说一句，我只要你知道,是威特曼让我俄亥俄的俄，它在录音带上，是在录音带的某个地方。
"This is the way we've always done things," Ba o says. "And we don't want that to change."
“我们一直都这样过着”巴欧说，“也不想改变什么。”
When you want to ask if someone might be free, you can say: How are you fixed for 2 o 'clock?
当你想问某人是否有空时，你可以说：Howareyoufixedfor2oclock ？
The string version of concatenation requires strings you want to join to be copied to a new location, which is an o (n) operation.
String版本的连接操作要求将需要连接的两个字符串复制到新位置，这是一种O (n)操作。
Dentist: There are so many people in the waiting room right now and I don't want to miss the 4 o 'clock ball game.
医生：等得人太多了，我不想错过四点钟的球赛。
Simply type 'g' (g o), 'l' (l Abel), and then start typing the name of the label you want to go to.
只需按下'g ' (go)，'l ' (label)，然后输入想要找的标签的名字。
This is the operator speaking. I"m sorry to disturb you. I want to confirm your wake up call. At 7 o"clock, is this correct?
很抱歉打扰您，这里是总机，我想跟您确认一下您的叫醒时间是7点钟吗?。
Ll: so, if I text L-O-L, my friend will know that I find something so funny it makes me want to laugh out loud?
没错。l - o - l在短信里，就代表laughout loud，意思是看到了非常好笑的事情。
"Most of the light doesn't go where you want it to," says Mr O 'brien.
“大多数光并不听你指挥，”O' brien先生说。
If you want to use large pages in combination with shared memory, which is often used in HPC and database applications, you will also need to set the v_pnshm value: # vmo -p -o v_pinshm=1.
如果希望与 HPC和数据库应用程序中常用的共享内存结合使用大页面，还需要设置 v_pnshm值：#vmo-p-o v_pinshm=1。
Busy guy want eat unearned gain, young people need snack, so meat and foodstuff can satisfy with a life of quick rhythm. And is O.
大忙人要吃现成饭，年轻人需要快餐，肉制品在很大程度上适应了现代人生活的快节奏。
Liverpool are again being linked with a swoop for Emile Heskey but Aston Villa boss Martin o 'neill does not want to sell.
利物浦再次和突袭埃米利·赫斯基联系起来，但是阿斯顿·维拉主帅马丁·奥尼尔不想卖掉老黑。
He is very clever but he is still an Aston Villa player and I don't want to disrespect Martin o 'neill.
他非常聪明但是他依然是个阿斯顿·维拉的球员，而我也不想对马丁·奥尼尔不敬。
'I don't want to be, 'replied O liver. 'I wish They'd let me go.
“我不想，”奥利弗回答道，“我真希望他们能放我走。”
This year O. K. some have no last year cold, want last year also don't know how to come over.
今年还好些没有去年冷，想想去年也不知道怎么过来的。
Tomorrow is Halloween. I know I'm ready. I bought two pumpkins and a big bag of candy. Do you want to help me make a jack-o '-lantern?
明天就是万圣节前夕了。我都准备好了。我买了两个南瓜和一大袋糖果。你愿意帮我做个杰克灯吗？
Tomorrow is Halloween. I know I'm ready. I bought two pumpkins and a big bag of candy. Do you want to help me make a jack-o '-lantern?
明天就是万圣节前夕了。我都准备好了。我买了两个南瓜和一大袋糖果。你愿意帮我做个杰克灯吗？
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