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List of foreign keys and the tables they reference
...key is described in the columns r_owner and r_constraint_name of the table ALL_CONSTRAINTS. This will give you the info you want:
SELECT a.table_name, a.column_name, a.constraint_name, c.owner,
-- referenced pk
c.r_owner, c_pk.table_name r_table_name, c_pk.constraint_name r_pk
FROM...
What is the difference between “INNER JOIN” and “OUTER JOIN”?
...b;
a | b
--+--
3 | 3
4 | 4
Left outer join
A left outer join will give all rows in A, plus any common rows in B.
select * from a LEFT OUTER JOIN b on a.a = b.b;
select a.*, b.* from a,b where a.a = b.b(+);
a | b
--+-----
1 | null
2 | null
3 | 3
4 | 4
Right outer join
A right outer j...
How do I delete everything in Redis?
I want to delete all keys. I want everything wiped out and give me a blank database.
22 Answers
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How do I tell Maven to use the latest version of a dependency?
In Maven, dependencies are usually set up like this:
12 Answers
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Print a list of all installed node.js modules
In a node.js script that I'm working on, I want to print all node.js modules (installed using npm) to the command line. How can I do this?
...
MongoDB logging all queries
The question is as basic as it is simple... How do you log all queries in a "tail"able log file in mongodb?
15 Answers
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I need to get all the cookies from the browser
I need to get all the cookies stored in my browser using JavaScript. How can it be done?
9 Answers
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Notepad++ add to every line
...eplace with textbox
Place cursor in the first line of the file to ensure all lines are affected
Click Replace All button
To add a word, such as test, at the end of each line:
Type $ in the Find what textbox
Type test in the Replace with textbox
Place cursor in the first line of...
What's the recommended approach to resetting migration history using Django South?
...inted out by @thnee below. Since your
answer has so many upvotes I'd really appreciate it if you could edit
it and add at least a warning about this, or (even better) change it
to reflect @hobs approach (which is just as convenient, but doesn't
affect other apps) - thanks! – chris...
Pure JavaScript equivalent of jQuery's $.ready() - how to call a function when the page/DOM is ready
With jQuery, we all know the wonderful .ready() function:
10 Answers
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