[HN Gopher] Plan Composition Using Higher-Order Functions
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Plan Composition Using Higher-Order Functions
Author : azhenley
Score : 11 points
Date : 2022-07-10 16:11 UTC (6 hours ago)
(HTM) web link (blog.brownplt.org)
(TXT) w3m dump (blog.brownplt.org)
| brundolf wrote:
| I feel like I'm missing something; what is a "plan" in this
| context?
| brad0 wrote:
| My original thought was that it had to do with a DB query plan.
| ie: converting a SQL statement to a set of operations.
|
| Reading through this, I came to the same conclusion. I am
| really confused as to what a plan is in this context.
|
| My best guess is that it is similar to the DB query plans
| above. It sounds like given a set of composable higher-order
| functions and a problem, students can use those functions to
| solve the problem.
|
| Maybe I'm wrong?
| gavinray wrote:
| The "plan" they are referring to is an abstract one, about
| how to transform input/output on some data
|
| Example: you make a REST API request, get back some data, and
| need to transform it and save it as CSV. What are the steps
| you take/functions you combine to do this?
|
| I also thought this was about DB query planning.
| brundolf wrote:
| Is this usage of the word a known technical term, or is it
| just something they made up without explanation?
| gavinray wrote:
| I've never heard of it as a technical term but I'm not
| familiar with pedagogy, so my experience might not be
| worth much here lol.
| drewcoo wrote:
| I assumed it was planning what students are going to build
| before they code it up.
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