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How to do a FULL OUTER JOIN in MySQL?
I want to do a Full Outer Join in MySQL. Is this possible? Is a Full Outer Join supported by MySQL?
15 Answers
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select * vs select column
...the top of my head is when you want only the value of an indexed column in MySQL (for example, just to check for row existence), and you're using MyISAM storage engine, it'll grab the data from the MYI file, which could be in memory, and not even go to disk!
– Mike Sherov
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Get table names using SELECT statement in MySQL
In MySQL, I know I can list the tables in a database with:
12 Answers
12
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What is the benefit of zerofill in MySQL?
...ow what is the benefit/usage of defining ZEROFILL for INT DataType in MySQL ?
9 Answers
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difference between primary key and unique key
I'm using mysql database. I have a confusion between primary key and unique key.
15 Answers
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How do I show a MySQL warning that just happened?
I just ran a simple MySQL CREATE TABLE statement that produced the line
3 Answers
3
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Invalid default value for 'create_date' timestamp field
...t ignore this option. This is server option. If you have access to my.ini (mysql configuration file), then remove NO_ZERO_DATE from sql-mode option and restart server.
– Devart
Feb 8 '12 at 11:44
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MySQL “Group By” and “Order By”
... non-aggregate columns in a SELECT with a GROUP BY clause is non-standard. MySQL will generally return the values of the first row it finds and discard the rest. Any ORDER BY clauses will only apply to the returned column value, not to the discarded ones.
IMPORTANT UPDATE
Selecting non-aggregate col...
MySQL ON DUPLICATE KEY - last insert id?
...heck this page out: https://web.archive.org/web/20150329004325/https://dev.mysql.com/doc/refman/5.0/en/insert-on-duplicate.html
At the bottom of the page they explain how you can make LAST_INSERT_ID meaningful for updates by passing an expression to that MySQL function.
From the MySQL documentation...
No module named MySQLdb
I am using Python version 2.5.4 and install MySQL version 5.0 and Django. Django is working fine with Python, but not MySQL. I am using it in Windows Vista.
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