MySQL

http://www.tech-recipes.com/rx/1475/save-mysql-query-results-into-a-text-or-csv-file/
http://www.epochconverter.com/programming/mysql-from-unixtime.php
http://en.latindevelopers.com/ivancp/2012/a-better-show-table-status/
http://blog.ubiq.co/get-mysql-table-size/
http://www.percona.com/blog/2008/02/04/finding-out-largest-tables-on-mysql-server/
http://dev.mysql.com/doc/refman/5.1/en/show-table-status.html
http://stackoverflow.com/questions/9620198/how-to-get-the-sizes-of-the-tables-of-a-mysql-database

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