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Message: Re: [PERFORM] Slow query: bitmap scan troubles
set terminal png small color
set output 'new_fudge.png'
set logscale x
set logscale y
h(x) = (x <= 256) ? 0.0001/0.005 : (x <= 256*256) ? (1./2)*log(x)/log(2) : (x <= 256^3) ? (2./3)*log(x)/log(2) : (x <= 256^4) ? (3./4)*log(x)/log(2) : (x <= 256^5) ? (4./5)*log(x)/log(2) : (5./6)*log(x)/log(2)
historical(x) = (4 * x/100000) < 100 ? 4 * x/100000 : 1/0
ninepoint2(x) = (4 * x/10000) < 100 ? 4 * x/10000 : 1/0
head(x) = 4*log(1 + x/10000)
plot [10:1e9] h(x)*0.005, 0.005 * log(x)/log(2), head(x), historical(x), ninepoint2(x)