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A comment on Principles of Data Oriented Programming. Parent comment

Re:Principles of Data Oriented Programming by talaketu on Monday October 05, 2020 @07:25PM (#24693163)
> just a hack to save some memory

.. and time. If we needed to compute an account balance by summing all the debits and credits since the account was opened...

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Re:Principles of Data Oriented Programming by simongray on Tuesday October 06, 2020 @04:45AM (#24695824)
Persistent data structures already solved this issue.
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Re:Principles of Data Oriented Programming by pyrale on Tuesday October 06, 2020 @07:03AM (#24696472)
You don't need mutability to save on time, you just need to use referential transparency effectively when calculating your projections.
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