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What are the pros and cons of performing calculations in sql vs. in your application
shopkeeper table has following fields:
13 Answers
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MySQL: Selecting multiple fields into multiple variables in a stored procedure
...HERE pName = iName
You can also make them unambiguous by referencing the table, like:
[ Credit : maganap ]
SELECT p.Id, p.dateCreated INTO id, datecreated FROM products p
WHERE pName = iName
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Best practices to handle routes for STI subclasses in rails
...roller: 'person', type: 'Employee'
http://samurails.com/tutorial/single-table-inheritance-with-rails-4-part-2/
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Calling JMX MBean method from a shell script
...</h4>
<p>Operation exposed for management</p>
<table cellspacing="2" cellpadding="2" border="1">
<tr class="OperationHeader">
<th>Param</th>
<th>ParamType</th>
<th>ParamValue</th>
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Why should you use an ORM? [closed]
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Making data access more abstract and portable. ORM implementation classes know how to write vendor-specific SQL, so you don't have to.
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I need to store postal codes in a database. How big should the column be?
...re than once, and might be related to street names or town names. Separate table(s).
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Calculate difference between two datetimes in MySQL
..... etc. I want similar kind of functionality. For example there is one table say REQUESTS (id, message, timestamp). timestamp while storing will be NOW() . while i run a query, select * from requests, instead of displaying that value it should display id, message and how much time back request ...
What is the difference between Strategy design pattern and State design pattern?
...that useful. You can always implement finite state machines using a lookup table (it's not an OO way, but it works pretty well).
Strategy is used for the following [GoF book p. 316]:
many related classes differ only in their behavior. Strategies provide a way to configure a class with one of...
What's the best way to communicate between view controllers?
... up and push the controller onto the stack. But as I've become more comfortable with the SDK, I've drifted away from that, and now I usually have the parent push the child.
For #3, consider this example. Here we are using two controllers, AmountEditor and TextEditor, to edit two properties of a T...
Javascript dynamically invoke object method from string
...orking for me using a variable inside a function:const genericResolver = ( table, action , values ) => { return Auth.isAuthenticated() .then(() => { return eval(table).findAll()
– stackdave
Oct 28 '17 at 14:57
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