ranked-model | acts_as_list replacement built for Rails | Application Framework library
kandi X-RAY | ranked-model Summary
kandi X-RAY | ranked-model Summary
An acts_as_sortable/acts_as_list replacement built for Rails 3 & 4
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of ranked-model
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ranked-model Examples and Code Snippets
Community Discussions
Trending Discussions on ranked-model
QUESTION
Typically in SQL JOINS
requires you to join two tables ON
a specific column, and then rows get merged. That isn't what I'm looking for.
Is it possible to join tables in SQL in a way that you can ORDER BY
columns with the same name, such that x rows are returned, where x = the sum of rows in table 1 and table 2.
To hopefully clarify what I mean, here's an example query:
...ANSWER
Answered 2021-Apr-28 at 16:53Are you talking about using UNION
/ UNION ALL
to stack result sets on top of each other, but where the sources have different columns?
If so, you need to fill in the 'missing' columns (you can only UNION
two sets if their signatures match, or can be coerced to match).
For example...
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Install ranked-model
On a UNIX-like operating system, using your system’s package manager is easiest. However, the packaged Ruby version may not be the newest one. There is also an installer for Windows. Managers help you to switch between multiple Ruby versions on your system. Installers can be used to install a specific or multiple Ruby versions. Please refer ruby-lang.org for more information.
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