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How can I create a unique constraint on my column (SQL Server 2008 R2)?
I have SQL Server 2008 R2 and I want to set a unique column.
4 Answers
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What is the difference between `raise “foo”` and `raise Exception.new(“foo”)`?
...rew Grimm
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answered Jan 26 '11 at 10:29
Daniel LucraftDaniel Lucraft
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Re-raise exception with a different type and message, preserving existing information
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Python 3 introduced exception chaining (as described in PEP 3134). This allows, when raising an...
Does making a struct volatile make all its members volatile?
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answered Dec 18 '10 at 19:15
NawazNawaz
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Do you need break in switch when return is used?
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answered Jun 13 '11 at 12:00
insumityinsumity
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Int to Char in C#
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(char)myint;
for example:
Console.WriteLine("(char)122 is {0}", (char)122);
yields:
(char)122 is z
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JRuby on Rails vs. Ruby on Rails, what's difference?
...6
qutax
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answered Sep 30 '08 at 4:13
user23117user23117
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What exactly does stringstream do?
... inputting Rs 5.5 for price and an integer for quantity and the output was 0.
I tried inputting 5.5 and 6 and the output was correct.
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AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
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– Per Hornshøj-Schierbeck
May 28 '14 at 10:49
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@PerHornshøj-Schierbeck I agree, otherwise Angular wi...
How to change the CHARACTER SET (and COLLATION) throughout a database?
...n:
ALTER DATABASE <database_name> CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci;
change table collation:
ALTER TABLE <table_name> CONVERT TO CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci;
change column collation:
ALTER TABLE <table_name> MODIFY <column_name> VARCHAR(255) CH...