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mysql query order by multiple items
is is possible to order by multiple rows?
3 Answers
3
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MySQL get row position in ORDER BY
...sition
FROM TABLE t
JOIN (SELECT @rownum := 0) r
ORDER BY t.name) x
WHERE x.name = 'Beta'
...to get a unique position value. This:
SELECT t.id,
(SELECT COUNT(*)
FROM TABLE x
WHERE x.name <= t.name) AS position,
t.name
FROM TABLE...
What is the best way to paginate results in SQL Server
...example, let's assume that the query you're dealing with is
SELECT * FROM Orders WHERE OrderDate >= '1980-01-01' ORDER BY OrderDate
In this case, you would determine the total number of results using:
SELECT COUNT(*) FROM Orders WHERE OrderDate >= '1980-01-01'
...which may seem inefficie...
Entity Framework VS LINQ to SQL VS ADO.NET with stored procedures? [closed]
...ll three technologies. You do have to know how EF and Linq to SQL work in order to use them to their fullest. For high-volume operations like polling queries, you may want to have EF/L2S "compile" your entity query such that the framework doesn't have to constantly regenerate the SQL, or you can r...
Mod of negative number is melting my brain
... as in: AWK, bash, bc, C99, C++11, C#, D, Eiffel, Erlang, Go, Java, OCaml, PHP, Rust, Scala, Swift, VB, x86 assembly, etc. I really don't see how you can claim one convention is "correct" and others "wrong".
– ShreevatsaR
Mar 23 '17 at 18:02
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Folder structure for a Node.js project
...directory structures normally generated by the framework (i.e. Symfony for PHP)? With Express for example, no directory structure is created correct? developers are to manually create and maintain MVC design and routes ? I appreciate any feedback, I'm new to Express
– AnchovyLe...
Sorted collection in Java
...just for the purpose of having a sorted list. It is named (somewhat out of order with the other Sorted* interfaces) "java.util.PriorityQueue". It can sort either Comparable<?>s or using a Comparator.
The difference with a List sorted using Collections.sort(...) is that this will maintain a pa...
Why doesn't JavaScript have a last method? [closed]
...e other array." If the developer wants to get a reference "array.last" in order to do something with the value of the last element in their original array, and the array values happen to be string or number literals, this method will not work.
– 1nfiniti
May 2...
How to ignore a property in class if null, using json.net
...mstances, it's not always possible to use it. This is just what the doctor ordered.
– Christian Findlay
Jun 20 '18 at 10:05
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What is the HTML tabindex attribute?
...
tabindex is a global attribute responsible for two things:
it sets the order of "focusable" elements and
it makes elements "focusable".
In my mind the second thing is even more important than the first one. There are very few elements that are focusable by default (e.g. <a> and form cont...