Forum OpenACS Q&A: Response to mysql passes the acid test?

But have they included sub-selects? Unions? Flexible function definition? Views? Foreign keys?

MySQL is nice when something small is needed, something that you could use Access for on Windows, without an overhead of an OS and an application that throuws a CPU into 100% utilization state whether it does anything or just sits idly. Actually, I run it (along with Postgres) on my laptop and do store some data there, but I would not think that MySQL is ready for [Open]ACS-type use...