heavyai / heavyai.jl

Julia client for OmniSci GPU-accelerated SQL engine and analytics platform
https://omnisci.github.io/OmniSci.jl/latest/
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create_table labels columns "unknown" when column type missing #76

Closed randyzwitch closed 5 years ago

randyzwitch commented 5 years ago

When loading from a CSV, you can have a situation where the entire column is blank, leading to a column type of missing in Julia. This leads to "Unknown" as the column type, which will fail.

Since an entirely missing column could be anything, need to choose which type is most appropriate. Probably go with Text Encoding Dict?