Interested, but writing and compiling a large new C++ codebase when I haven't written C++ in years isn't something I quite have time for at the moment :) For a

Interested, but writing and compiling a large new C++ codebase when I haven't written C++ in years isn't something I quite have time for at the moment :) For anyone else with more time to roll up their sleeves, https://github.com/ClickHouse/ClickHouse/blob/b0ddc4fb30f1a0405cf9a9842afdb11842823f50/programs/local/LocalServer.cpp#L347 https://github.com/ClickHouse/ClickHouse/blob/b0ddc4fb30f1a0... would be the place to split the header row, and perhaps use some heuristics on the first data row to identify datatypes!