WIP: Distinct streaming

cube2222 / octosql

OctoSQL is a query tool that allows you to join, analyse and transform data from multiple databases and file formats using SQL.

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WIP: Distinct streaming #193

Closed JasiekChomiak closed 4 years ago

JasiekChomiak commented 4 years ago

This PR introduces the DISTINCT functionality into our streaming world. This is still a work in progress. The things left to do are: 1) Rewrite tests in parser_test.go 2) Search for potential bugs in the parser