以字段为中心的查询(Field-centric Queries)
上述提到的三个问题都来源于most_fields是以字段为中心(Field-centric),而不是以词条为中心(Term-centric):它会查询最多匹配的字段(Most matching fields),而我们真正感兴趣的最匹配的词条(Most matching terms)。
NOTE
best_fields同...
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其他好文 时间:
2014-12-11 10:26:13
阅读次数:
312
Remove Duplicates from Sorted Array II
Leetcode
题目:
Follow up for "Remove Duplicates":
What if duplicates are allowed at most twice?
For example,
Given sorted array A = [1,1,1,2,2,3],
Y...
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编程语言 时间:
2014-12-10 21:18:41
阅读次数:
209
multi_match查询
multi_match查询提供了一个简便的方法用来对多个字段执行相同的查询。
NOTE
存在几种类型的multi_match查询,其中的3种正好和在"了解你的数据"一节中提到的几种类型相同:best_fields,most_fields以及cross_fields。
默认情况下,该查询以best_fields类型执行,它会为每个字段生成一...
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其他好文 时间:
2014-12-10 10:51:19
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315
Plus OneGiven a non-negative number represented as an array of digits, plus one to the number.The digits are stored such that the most significant dig...
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其他好文 时间:
2014-12-10 00:23:51
阅读次数:
153
Error: Most middleware (like favicon) is no longer bundled with Express and must be installed separately. Please see https://github.com/senchalabs/con...
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其他好文 时间:
2014-12-09 21:16:24
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840
Say you have an array for which the ith element is the price of a given stock on day i.
If you were only permitted to complete at most one transaction (ie, buy one and sell one share of the stock),...
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其他好文 时间:
2014-12-09 17:56:20
阅读次数:
171
背景: 生产环境有个脚本执行读取st层表数据时出现IO错误,查看表目录下的文件,都是压缩后的文件。详细信息如下:
Task with the most failures(4):
-----
Task ID:
task_201408301703_172845_m_003505
URL:
http://master:50030/taskdetails.jsp?jobid=j...
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其他好文 时间:
2014-12-08 23:03:43
阅读次数:
252
Description:
A quadtree is a representation format used to encode images. The fundamental idea behind the quadtree is that any image can be split into four quadrants. Each quadrant may again ...
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其他好文 时间:
2014-12-08 21:26:59
阅读次数:
222
http://acm.hdu.edu.cn/showproblem.php?pid=1698Problem DescriptionIn the game of DotA, Pudge’s meat hook is actually the most horrible thing for most o...
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其他好文 时间:
2014-12-07 21:34:02
阅读次数:
269
Kronecker explains the need for fundamental concepts in a most fascinating way as follows: “Clearly, whena reasonable master builder has to put down a...
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其他好文 时间:
2014-12-07 13:45:58
阅读次数:
246