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MySQL: Set user variable from result of query
...but 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...
Django select only rows with duplicate field values
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193
Try:
from django.db.models import Count
Literal.objects.values('name')
.annota...
“for line in…” results in UnicodeDecodeError: 'utf-8' codec can't decode byte
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10 Answers
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Shell command to sum integers, one per line?
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How can I see all the issues I'm watching on Github?
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edited Jun 20 at 10:01
lasec0203
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answered Apr 21 '19 ...
Check substring exists in a string in C
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12 Answers
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What values should I use for CFBundleVersion and CFBundleShortVersionString?
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answered Nov 1 '13 at 14:04
rmaddyrmaddy
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Sort array of objects by single key with date value
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19 Answers
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Force R not to use exponential notation (e.g. e+10)?
Can I force R to use regular numbers instead of using the e+10 -like notation? I have:
4 Answers
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