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Update one MySQL table with values from another
...You should have indexes on tobeupdated.value and original.value
EDIT:
we can also simplify the query
UPDATE tobeupdated
INNER JOIN original USING (value)
SET tobeupdated.id = original.id
USING is shorthand when both tables of a join have an identical named key such as id. ie an equi-join - http...
Css pseudo classes input:not(disabled)not:[type=“submit”]:focus
...sabled and are not submit type, below css is not working, maybe if someone can explain me how this must be added .
3 Answer...
How can I suppress column header output for a single SQL statement?
... ErichBSchulz for pointing out the -N alias.
To remove the grid (the vertical and horizontal lines) around the results use -s (--silent). Columns are separated with a TAB character.
mysql -s ...
use testdb;
select * from names;
id name
1 pete
2 john
3 mike
To output the data with no head...
.NET List Concat vs AddRange
What is the difference between the AddRange and Concat functions on a generic List? Is one recommended over the other?
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Generating a list of which files changed between hg versions
... To get just the list of filenames (and no prefix character indicating the type of change), append -n, i.e. hg status --rev x:y -n
– Cheetah
Aug 11 '15 at 20:57
1
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How to run a command before a Bash script exits?
...ash script has set -e , and a command in the script returns an error, how can I do some cleanup before the script exits?
4...
JavaScript/regex: Remove text between parentheses
... How to do inverse of this? I want (example) only
– carte
Jan 23 at 7:26
Doesn't work if you have something like: It'...
MySQLDump one INSERT statement for each data row
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OMG! I migrated to a new version which caused this issue and a lot of my automated scripts to fail. I thought I was screwed but this seems to be like an easy fix. Thanks for sharing!
– Varun Verma
Sep 12 '17 at 14:43
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How do I get current URL in Selenium Webdriver 2 Python?
...nt url after a series of navigations in Selenium. I know there's a command called getLocation for ruby, but I can't find the syntax for Python.
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log all queries that mongoose fire in the application
I have application using nodejs and mongodb. I have used mongoose for ODM.
Now i want to log all the queries that mongoose fire during the whole application.
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