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Unknown column in 'field list' error on MySQL Update query

I keep getting MySQL error #1054, when trying to perform this update query: 11 Answers ...
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How can I check MySQL engine type for a specific table?

My MySQL database contains several tables using different storage engines (specifically myisam and innodb). How can I find out which tables are using which engine? ...
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When should I use UNSIGNED and SIGNED INT in MySQL?

When should I use UNSIGNED and SIGNED INT in MySQL ? What is better to use or this is just personal prefernce ? Because I've seen it used like this; ...
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What's the difference between comma separated joins and join on syntax in MySQL? [duplicate]

... This answer is not correct. In the MySQL manual on the page dev.mysql.com/doc/refman/5.5/en/join.html it states: "However, the precedence of the comma operator is less than that of INNER JOIN, CROSS JOIN, LEFT JOIN, and so on. If you mix comma joins with the o...
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What is the error “Every derived table must have its own alias” in MySQL?

I am running this query on MySQL 4 Answers 4 ...
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Show MySQL host via SQL Command

...last comment, I don't think you can resolve IP for the hostname using pure mysql function, as it require a network lookup, which could be taking long time. However, mysql document mention this :- resolveip google.com.sg docs :- http://dev.mysql.com/doc/refman/5.0/en/resolveip.html ...
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Is there a way to view past mysql queries with phpmyadmin?

I'm trying to track down a bug that's deleting rows in a mysql table. 13 Answers 13...
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What is the size of column of int(11) in mysql in bytes?

What is the size of column of int(11) in mysql in bytes? 11 Answers 11 ...
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Can you use an alias in the WHERE clause in mysql?

...will not work, in which case you'll need to use a HAVING clause. From the MySQL Manual: It is not allowable to refer to a column alias in a WHERE clause, because the column value might not yet be determined when the WHERE clause is executed. See Section B.1.5.4, “Problems with Colu...
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Alter MySQL table to add comments on columns

I have been checking the MySQL Documentation for ALTER TABLE and it does not seem to include a way to add or modify a comment to a column. How can I do this? ...