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How do you join on the same table, twice, in mysql?
I have 2 tables. One (domains) has domain ids, and domain names (dom_id, dom_url).
3 Answers
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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
... The filename of the currently executing script, relative to the document root. For instance, $_SERVER['PHP_SELF'] in a script at the address http://example.com/test.php/foo.bar would be /test.php/foo.bar. The __FILE__ constant contains the full path and filename of the current (i.e. included) file...
When to use MongoDB or other document oriented database systems? [closed]
...orm for video- and audio-clips, photos and vector-grafics. We started with MySQL as the database backend and recently included MongoDB for storing all meta-information of the files, because MongoDB better fits the requirements. For example: photos may have Exif information, videos may have audio...
ASP.NET MVC Relative Paths
...IPT/>, <LINK/>, and as a result the tilde no longer maps to
the root directory.
For example, if you rewrite requests for asp.net/content to asp.net,
the href attribute in
<A href="~/content/"/> resolves to
/content/content/ instead of /. To suppress this change, you can ...
MySQL COUNT DISTINCT
....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f5737628%2fmysql-count-distinct%23new-answer', 'question_page');
}
);
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Which is more efficient: Multiple MySQL tables or one large table?
I store various user details in my MySQL database. Originally it was set up in various tables meaning data is linked with UserIds and outputting via sometimes complicated calls to display and manipulate the data as required. Setting up a new system, it almost makes sense to combine all of these tabl...
How to write a CSS hack for IE 11? [duplicate]
... you still have to check for selector specificity. Putting something like :root before the IE specific selectors fixes the problems.
– wortwart
Apr 14 '15 at 11:13
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How to add images to README.md on GitHub?
...ich for me is just the name of the image file because I have everything in root). I had been maintaining 2 copies of the README.md, one for local installation in /usr/share/projectname/docs, and one for github. Now, I can just use the same README.md for both since the image filenames work fine in bo...
SQL how to make null values come last when sorting ascending
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@Martin Note this question is not tagged mysql. I provided a generalized solution - there are many different ways of doing the same thing across different dbs.
– RedFilter
Oct 16 '15 at 14:15
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Return rows in random order [duplicate]
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For MySQL use ORDER BY uuid(). (...for those arriving on this page via a generic search, like me!)
– Stan James
Jan 7 '12 at 4:15
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