MySQL Tricks
Interesting things you can do with MySQL
Count Number of Words in MySQL
This can easily be achieved by counting the spaces in the text:
SELECT SUM(LENGTH(column_with_text) - LENGTH(REPLACE(column_with_text, ' ', '')) + 1) FROM my_table;
Convert Column to UTF8
CONVERT(CAST(CONVERT(column USING latin1) AS BINARY) USING utf8)