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14
votes
3answers
12k views

What are reasons *not* to use the MEMORY storage engine in MySQL?

I recently discovered that MySQL has a "memory" engine that I wasn't aware of (most of my database work is for hobby projects so I learn what I need as I go). It seems like this option should give me ...
15
votes
3answers
6k views

Is it common practice to mix InnoDB and MyISAM tables on same server?

I've got a single database of about 4.5GB running on a server with 8GB RAM. The vast majority of the tables are MyIsam (about 4.3GB), but I'm soon going to be converting some of them to InnoDB. (It's ...
10
votes
3answers
2k views

Speeding up conversion of MyISAM to InnoDB

I've got a mysql 5.1 server with a database of approximately 450 tables, taking up 4GB . The vast majority of these tables (all but 2) are MyIsam. This has been fine for the most part (don't need ...
5
votes
1answer
238 views

What are the pros and cons of using the Sphinx Storage Engine?

What are the pros/cons of using the Sphinx Storage Engine in MySQL (doc) over the normal api?