This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
The basic idea here is to substantiate the claims made by this square post: | |
http://corner.squareup.com/2011/06/postgresql-data-is-important.html | |
In PostgreSQL, and MySQL (MyISAM and InnoDB) I create millions of rows and then add | |
and remove columns and add and remove indexes. For columns without defaults this is | |
basically free in PostgreSQL and O(n) in MySQL. For adding indexes its at best O(n) | |
everywhere, but with PostgreSQL it claims not to do any locking that would otherwise | |
prevent table interaction. | |
Also, PostgreSQL has _awsome_ documentation (it has real examples!). I always get |