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Recover data from mysql backup by makaroni4
I am quite sure that for every developer comes time when someone delete data from production database, destroy dependencies are run and it could be real disaster. I encounter that situation couple of days ago and in this post I show a simple solution for recovering lost data. More under the cut
Remove duplicates from join table by makaroni4
I am quite sure that nowadays every #rails developer adds indexes to migrations preventing creation of duplicates and making #db queries fast. But sometimes you face old projects with a lot of duplication which is needed to be removed.
In this post I will show you some techniques to remove duplications. More under the cut
7 databases in one song by makaroni4
I can't help posting this song about 7 databases, this is so fun! I think everyone who start studying databases should listen to this amazing song!
http://www.youtube.com/watch?v=jyx8iP5tfCI&feature=player_embedded