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How do you manage databases in development, test, and production?
...s readable also at http://martinfowler.com/articles/evodb.html
In one PHP+MySQL project I've had the database revision number stored in the database, and when the program connects to the database, it will first check the revision. If the program requires a different revision, it will open a page fo...
EF Code First foreign key without navigation property
...am practicing DDD and I want Parent and Child to be two separate aggregate roots. I want them to be able to talk to each other via foreign key not through infrastructure-specific Entity Framework navigation properties.
All you have to do is to configure the relationship on one side using HasOne and...
There can be only one auto column
How do I correct the error from MySQL 'you can only have one auto increment column'.
4 Answers
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How do I find duplicates across multiple columns?
...y
While most recent RDBMS versions support count(*) over(partition by...) MySQL V 8.0 introduced "window functions", as seen below (in MySQL 8.0)
CREATE TABLE stuff(
id INTEGER NOT NULL
,name VARCHAR(60) NOT NULL
,city VARCHAR(60) NOT NULL
);
INSERT INTO stuff(id,name,city) VALUES
...
How can I add additional PHP versions to MAMP
...again. I do see the other PHP versions in the settings, but it only starts MySQL, Apache keeps red.
– Snowball
Mar 18 '16 at 3:46
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what is the difference between XSD and WSDL
...this answer might be helpful.
WSDL is like 'SHOW TABLE STATUS' command in mysql. It defines all the elements(request type, response type, format of URL to hit request,etc.,) which should be part of XML. By definition I mean:
1) Names of request or response
2) What should be treated as input , what ...
Change SVN repository URL
...database (e.g. in SQLite Browser), browse table REPOSITORY, and change the root and uuid column values to the new ones. You can find the UUID of the new repo by issuing svn info NEW_SERVER.
Again, treat this as a last resort method.
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房多多：懂用户比懂互联网重要 - 资讯 - 清泛网 - 专注C/C++及内核技术
...我们到底应该给用户带来什么，让我们的效率提高，或者如何让整个行业的交易成本降低，我想现在所有的认知都会成为未来生存的障碍。
要改造他们、为他们植入移动互联网的基因，这样才能提高整个内部的效率，进而打造...
PDO get the last ID inserted
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@rybo111, first it's Screaming snake case. second, it's MySQL naming convention and is not PHP
– azerafati
Jul 23 '15 at 11:56
2
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Swift native base class or NSObject
...ge reference, there is no requirement for classes to subclass any standard root class, so you can include or omit a superclass as needed.
Note that omitting a superclass from the class declaration, doesn't assign a implicit base superclass of any kind. It defines a base class, which will effectivel...