James Dunkerley c868ed5efe Some minor fixes (#3874) ... - Allow `Map` to store a `Nothing` key (fixes `Vector.distinct` with a `Nothing`). - Add `column_names` method to `Table` as a shorthand. - Return data flow error when comparing with Nothing (not a Panic or a Polyglot exception). - Allow milli and micro second for DateTime and Time Of Day # Important Notes - Added a load of tests for the various comparison operators to Numbers_Spec.		2022-11-17 07:11:18 +00:00
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Standard	Some minor fixes (#3874)	2022-11-17 07:11:18 +00:00