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NOT IN vs NOT EXISTS
...ever. This article shows another one for a query against the AdventureWorks2008 database.
For the NOT IN on a NOT NULL column or the NOT EXISTS against either a nullable or non nullable column it gives the following plan.
When the column changes to NULL-able the NOT IN plan now looks like
It ...
Is there shorthand for returning a default value if None in Python? [duplicate]
... else x
– brent.payne
Aug 29 '16 at 20:40
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Can someone copyright a SQL query? [closed]
...yway?
– David Brunelle
Dec 3 '09 at 20:45
3
Of course, thn there's the problem of the code writte...
Are there constants in JavaScript?
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Since ES2015, JavaScript has a notion of const:
const MY_CONSTANT = "some-value";
This will work in pretty much all browsers except IE 8, 9 and 10. Some may also need strict mode enabled.
You can use var with conventions like ALL...
How to configure postgresql for the first time?
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answered Oct 1 '12 at 9:20
ManurManur
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StringLength vs MaxLength attributes ASP.NET MVC with Entity Framework EF Code First
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MaxLength is used for the Entity Framework to decide how large to make a string value field wh...
What's the difference between Require.js and simply creating a element in the DOM? [closed]
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edited Jun 20 '14 at 14:49
jmort253
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Android: I am unable to have ViewPager WRAP_CONTENT
I have setup a simple ViewPager that has an ImageView with a height of 200dp on each page.
34 Answers
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Remove Primary Key in MySQL
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edited Sep 23 '13 at 20:19
answered Jan 21 '10 at 17:23
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Command line to remove an environment variable from the OS level configuration
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answered Nov 4 '12 at 20:52
CupawnTaeCupawnTae
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