My impression is that Judy arrays are about addressing speed rather than space concerns with an emphasis on cache coherency as an optimisation technique. Probably not really applicable in a Perl context.

Optimising for fewest key strokes only makes sense transmitting to Pluto or beyond

In reply to Re^2: Memory efficient way to deal with really large arrays? by GrandFather
in thread Memory efficient way to deal with really large arrays? by sectokia

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