Milestone 4

Query scaling test (#79)

* fix merge conflict artifact

* fix merge conflict artifact

* m4 performance testing

Co-authored-by: Amar Arefeen <amar.arefeen@mail.utoronto.ca>

Milestone 3

added additional tests, minor bug fixes (#63)

* added additional tests, minor bug fixes

* removed unnecessary imports

Milestone 2

milestone-2

M2 Performance Tests (#53)

Milestone 1

Design document: https://docs.google.com/document/d/1kelTJAovrqjpoxRh9SSywMI-24J_lIrDcJBw5BdrCuU/edit