



Oracle Claims Dramatic MySQL Performance Improvements 168
New submitter simula67 writes "Oracle wins back some karma from the open source community by releasing MySQL cluster 7.2 with ambitious claims of 70x performance gains. The new release is GPL and claims to have processed over 1 billion queries per minute. Readers may remember the story about Oracle adding commercial extensions to MySQL."
But of course it reads from RAM (Score:4, Interesting)
Re:Considering sub queries in IN statements. (Score:3, Interesting)
The latest (past year's worth) of PostgreSQL releases automatically rewrite subqueries as joins for you.
However, MSSQL 2008 performance dropped significantly from prior versions due to the exact opposite --- subqueries are now looped through, where previously they were handled with hash tables internally.
MySQL in-memory speed (Score:5, Interesting)
Re:Finally! (Score:4, Interesting)
No, rather it's amazing what happens when you architect the DB such that the entire thing is forcibly held in memory.