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Published 20 hours ago • verified publisher icon COOL-cohort

System can not well support the `NULL` value

Open KimballCai opened this issue 2 years ago • 1 comments

Currently, the COOL system cannot support the NULL value in the INT type columns, and it will assign NULL as a separate class for String type columns.

Maybe we can add bit maps to deal with NULL values.

KimballCai avatar Jul 12 '22 04:07 KimballCai