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00f22819ae
This refactoring fixes an O(n^2) slowdown in the balance command with large numbers of accounts. It's now speedy, and the implementation is clearer. To facilitate this, the Account type now represents a tree of accounts which can easily be traversed up or down (and/or flattened into a list). Benchmark on a 2010 macbook: +-------------------------------------------++--------------+------------+--------+ | || before: | after: | | | || hledger-0.18 | hledgeropt | ledger | +===========================================++==============+============+========+ | -f data/100x100x10.journal balance || 0.21 | 0.07 | 0.09 | | -f data/1000x1000x10.journal balance || 10.13 | 0.47 | 0.62 | | -f data/1000x10000x10.journal balance || 40.67 | 0.67 | 1.01 | | -f data/10000x1000x10.journal balance || 15.01 | 3.22 | 2.36 | | -f data/10000x1000x10.journal balance aa || 4.77 | 4.40 | 2.33 | +-------------------------------------------++--------------+------------+--------+ |
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Hledger | ||
static | ||
devel.hs | ||
hledger-web.cabal | ||
hledger-web.hs | ||
LICENSE | ||
models | ||
routes | ||
Setup.hs |