Archive for the ‘OS’ Category

MySQL – IP vs DNS

Posted: 4th December 2009 by Darren Cassar in Databases, MySQL, Networking, OS, Solaris
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A MySQL is running happily on a machine situated in a land far far away. I grant access to a user@machine_aaaaaa (grant select on db.* to ‘user’@’machine_aaaaa’ identified by ‘password’; flush privileges;), send an email to the user saying it should run fine and happily go off my way. Mistake! It seems this user can’t [...]

This is a simple mysql circular replication implementation on a single machine (just a proof of concept) which can easily be done on a broader scale. Just be aware of the cons of circular replication which mainly gets down to: once a node freaks out or stops for one reason or the other, it’s a [...]

Installing MySQL is quite an easy thing to do, especially when done using pkgs, dmgs or exes. It gets just a tad more time consuming and brain intensive when installing a .tar.gz binary package. It is when you’re compiling MySQL source directly that you’ll need some planning and playing, but the latter is only done [...]