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SQL Server 2005 How Create a Unique Constraint?
...NIQUE (ColumnName1,ColumnName2, ColumnName3, ...)
The query supported by MySQL / SQL Server / Oracle / MS Access.
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Convert timestamp to readable date/time PHP
...nto a timestamp. You want to do the opposite, which is date. The typical mysql date format is date('Y-m-d H:i:s'); Check the manual page for what other letters represent.
If you have a timestamp that you want to use (apparently you do), it is the second argument of date().
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实战做项目如何选择开源许可协议（一）-了解协议 - 开源 & Github - 清泛网...
...看后面那张树形图。采用这个协议的开源软件有：Linux、 MySQL 。
LGPL，最初是Library GPL的缩写，后来改称作Lesser GPL。由于GPL太严格，限制了很多商用软件使用GPL组件才推出了这个LGPL。LGPL允许商业软件通过引用类库的方式使用LGPL...
How do I check if a SQL Server text column is empty?
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For MySQL the correct syntax is: SQL SELECT * FROM TABLE WHERE IFNULL(FIELD, '')=''
– Cláudio Silva
Jan 27 at 10:40
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How to show disable HTML select option in by default?
I am new to HTML and PHP and want to achieve a drop-down menu from the mysql table and hard-coded too. I have multiple select in my page, One of them is
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What is the string concatenation operator in Oracle?
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CONCAT is also compatible with other DBMSes (at least MySQL and Postgres).
– lapo
Oct 13 '15 at 15:07
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Memcache Vs. Memcached [duplicate]
...derstanding that memcacheD has the ability work at the database layer with MySQL commands. That way, your code doesn't have to even call special caching methods. It's all completed in the database?
– user1003932
Oct 17 '12 at 0:42
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How to print SQL statement in codeigniter model
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Fatal error: Call to undefined method CI_DB_mysql_driver::get_compiled_select()
– itskawsar
Sep 25 '13 at 8:53
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Android Whatsapp/Chat Examples [closed]
...roid, application makes
http request to a server, implemented in php and mysql, to
authenticate, to register and to get the other friends' status and
data, then it communicates with other applications in other devices by
socket interface.
EDIT : Just found this! Maybe it's not related to W...
Generating Guids in Ruby
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To create a proper, mysql, varchar 32 GUID
SecureRandom.uuid.gsub('-','').upcase
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