对于某行的处理首先找到第一个匹配的值并返回结果,如果没有匹配的值,则返回ELSE子句后面的值。 基于搜索(Searched)的CASE语句 在基于搜索的CASE语句中,没有必要指定一个表达式来进行计算,将计算的值作为匹配的基础。
基于28个网页-相关网页
Searched for so long 寻求已久的归宿 ; 我寻求已久的归宿 ; 是我一直要找寻的 ; 我心的向往
Searched Root Dir 被搜索出的根目录
paths searched 搜索路径
searched for 中搜索的结果 ; 搜索字词 ; 搜索
be searched for 搜索 ; 被搜索
had searched 是过去完成时
objects searched 已搜索项目
being searched 正在搜查 ; 正在搜索
just searched and add 只搜索并添加 ; 刚刚受到搜查 ; 只是搜索和添加
"a thorough search of the ledgers revealed nothing"; "the outcome justified the search"
同义词: lookup
"his search for a move that would avoid checkmate was unsuccessful"
"right of search"
"The police are searching for clues"; "They are searching for the missing man in the entire county"
同义词: look
"the students had to research the history of the Second World War for their history project"; "He searched for information on his relatives on the web"
"The police searched the suspect"; "We searched the whole house for the missing keys"
以上来源于: WordNet
V-I If you search for something or someone, you look carefully for them. 搜寻
The Turkish security forces have started searching for the missing men.
土耳其安全部队已经开始搜寻失踪人员。
They searched for a spot where they could sit on the floor.
他们在地板上寻找一个能够坐下的地方。
V-T/V-I If you search a place, you look carefully for something or someone there. 在 (某地) 搜寻; 搜查 (某地)
Armed troops searched the hospital yesterday.
武装部队昨天搜查了这家医院。
She searched her desk for the necessary information.
她在她的书桌里搜寻必要的资料。
Relief workers are still searching through collapsed buildings.
救援人员仍在塌了的建筑物里搜寻。
N-COUNT A search is an attempt to find something or someone by looking for them carefully. 搜寻
There was no chance of him being found alive and the search was abandoned.
没有他活着被找到的可能了,于是放弃了搜寻。
V-T If a police officer or someone else in authority searches you, they look carefully to see whether you have something hidden on you. 搜 (某人) 身
The man took her suitcase from her and then searched her.
那个人从她手上拿走了她的手提箱然后搜了她的身。
V-I If you search for information on a computer, you give the computer an instruction to find that information. (在计算机上) 搜索 [计算机]
You can use a directory service to search for people on the Internet.
你可以使用目录服务在因特网上搜索人。
N-COUNT Search is also a noun. 搜索
He came across this story while he was doing a computer search of local news articles.
他在电脑上搜索地方新闻文章时碰到了这篇报道。
→ see also searching
PHRASE If you go in search of something or someone, you try to find them. 寻找
Miserable, and unexpectedly lonely, she went in search of Jean-Paul.
由于痛苦和突如其来的孤独,她去找让–保罗了。
CONVENTION You say "search me" when someone asks you a question and you want to emphasize that you do not know the answer. 我哪知道 [非正式]
"So why did he get interested all of a sudden?"— "Search me."
“那么他为什么突然感兴趣了呢?”—“我哪知道。”
The police searched the place.
警察搜查了那个地方。
Armed troops searched the hospital yesterday.
武装部队昨天搜查了这家医院。
Forensic experts searched the area for clues.
法庭科学取证专家们为寻找线索而搜查了这个地区。
Throughout the territory - in the mountains, along the streams and rivers - thousands of people searched for gold.
VOA: special.2010.04.25
All right? A linear search, I start at the beginning of the list and walk all the way through it. All right, if I'm lucky and it's at the low end, If it's not, if it's at the far end, I've got to go forever, and you saw that last time where this thing paused for a little while while it actually searched a list this big.
如果很幸运就在开头,那运行起来很快,如果是在末尾,那就一直得走到头,上次看到了,如果搜索空间很大,程序都会暂停一会,好的,那我希望你们。
Ian Hacking, who wrote a history of probability theory, searched through world literature for any reference to a probability and could find none anywhere before 1600.
伊恩·哈金为概率论追根溯源,他查遍世界所有关于概率的文献,发现无法追溯到十七世纪以前
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