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海量数据相似度计算之simhash和海明距离 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...对于结果的分析。分析前我们需要对这些数据去除重复，如何选择和设 通过 采集系统 我们采集了大量文本数据，但是文本中有很多重复数据影响我们对于结果的分析。分析前我们需要对这些数据去除重复，如何选择和设计文...
Create an index on a huge MySQL production table without table locking
I need to create an index on a ~5M rows MySQL table. It is a production table, and I fear a complete block of everything if I run a CREATE INDEX statement...
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MySQL query to get column names?
I'd like to get all of a mysql table's col names into an array in php?
21 Answers
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List of Stored Procedures/Functions Mysql Command Line
How can I see the list of the stored procedures or stored functions in mysql command line like show tables; or show databases; commands.
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Clear MySQL query cache without restarting server
Is there any way to clear mysql query cache without restarting mySQL server?
3 Answers
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What is the difference between sql and mysql [closed]
...o databases and I was wondering: What is the difference between SQL and MySQL ?
5 Answers
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Can I mix MySQL APIs in PHP?
I have searched the net and so far what I have seen is that you can use mysql_ and mysqli_ together meaning:
4 Answers
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Which MySQL data type to use for storing boolean values
Since MySQL doesn't seem to have any 'boolean' data type, which data type do you 'abuse' for storing true/false information in MySQL?
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Could not locate Gemfile
... thor (0.15.4)
Using railties (3.2.11)
Using jquery-rails (2.0.3)
Using mysql2 (0.3.11)
Using net-ldap (0.3.1)
Using ruby-openid (2.1.8)
Using rack-openid (1.3.1)
Using bundler (1.2.3)
Using rails (3.2.11)
Using rmagick (2.13.1)
Your bundle i
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Convert timestamp to date in MySQL query
I want to convert a timestamp in MySQL to a date.
10 Answers
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