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MySQL: Set user variable from result of query
...you need to move the variable assignment into the query:
SET @user := 123456;
SELECT @group := `group` FROM user WHERE user = @user;
SELECT * FROM user WHERE `group` = @group;
Test case:
CREATE TABLE user (`user` int, `group` int);
INSERT INTO user VALUES (123456, 5);
INSERT INTO user VALUES (11...
difference between each.with_index and each_with_index in Ruby?
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edited Nov 28 '13 at 5:18
answered Nov 28 '13 at 5:09
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What does “%” (percent) do in PowerShell?
... used in the context of an equation, it's the modulus operator:
> 11 % 5
1
and as the modulus operator, % can also be used in an assignment operator (%=):
> $this = 11
> $this %= 5
> $this
1
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Why can lambdas be better optimized by the compiler than plain functions?
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edited Dec 5 '12 at 14:03
answered Dec 5 '12 at 11:43
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How to create index on JSON field in Postgres?
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sdgluck
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answered Jul 23 '13 at 11:25
rlibrlib
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Can someone explain the HTML5 aria-* attribute?
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153
ARIA stands for Accessible Rich Internet Applications and is designed to improve the accessibil...
Twig: in_array or similar possible within if statement?
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465
You just have to change the second line of your second code-block from
{% if myVar is in_array(...
How to hide databases that I am not allowed to access
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5 Answers
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How to change current working directory using a batch file
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answered Feb 28 '11 at 5:27
Andriy MAndriy M
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Doctrine 2 can't use nullable=false in manyToOne relation?
... SgoettschkesSgoettschkes
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