大约有 7,000 项符合查询结果(耗时:0.0235秒) [XML]

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Truncate all tables in a MySQL database in one command?

... Drop (i.e. remove tables) mysql -Nse 'show tables' DATABASE_NAME | while read table; do mysql -e "drop table $table" DATABASE_NAME; done Truncate (i.e. empty tables) mysql -Nse 'show tables' DATABASE_NAME | while read table; do mysql -e "truncate t...
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Escaping single quote in PHP when inserting into MySQL [duplicate]

... You should be escaping each of these strings (in both snippets) with mysql_real_escape_string(). http://us3.php.net/mysql-real-escape-string The reason your two queries are behaving differently is likely because you have magic_quotes_gpc turned on (which you should know is a bad idea). This...
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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 21 ...
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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...
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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? ...