Just to chime in, great article.
This kind of thing is why performance tuning isn't "one and done", but is an ongoing battle. Good illustration on that.
- Gus "GSquared", RSVP, OODA, MAP, NMVP, FAQ, SAT, SQL, DNA, RNA, UOI, IOU, AM, PM, AD, BC, BCE, USA, UN, CF, ROFL, LOL, ETC
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