add a cache for On demand Query, I expect if I run the the same Query to hit a cache unless data source has changed1 vote
External file formats with UTF-16 encoding are not obeying the USETYPEDEFAULT= FALSE logic and are converting NULL marks in flat files to USETYPEDEFAULT = TRUE logic. There appears to be some kind of implicit conversion to UTF-8 causing NULL marks to no longer correctly appear.1 vote
Polybase does not evaluate datatypes for queries at table level like "select count()". When a numeric field contains alpha numeric data the record is not rejected when you use "select count()", but it is when you use "select *". It will be great when this is consistent.1 vote
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