PRQL compiler
prql-compiler
contains the implementation of PRQL's compiler, written in rust.
For more on PRQL, check out the PRQL website or the PRQL repo.
Installation
prql-compiler
can be installed with cargo
:
...or built from source:
# from prql/prql-compiler
It can be installed via brew too:
Usage
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Internal jargon
Frame = Descriptor of a table. Contains list of columns (with names and types) and cardinality of rows. Does not contain data.
Table = Frame + data within that frame. Relation table-frame is analogous to object-class in Java.