Read about this new feature in MySQL 5.0 – The BLACKHOLE Storage Engine – and tell me what was the point at which you were reading it when you finally went "ohhhhh, that's what it's for."
I sat there reading the paragraph:
The BLACKHOLE storage engine acts as a “black hole” that accepts data but throws it away and does not store it. Retrievals always return the empty set:
And I was thinking to myself, "WTF?" It finally dawned on me in the 4th paragraph as to why it would be useful.
(Feature found via Zawodny.)
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