Mahmood Ali fdf8e232b6
json: Eval json null values as cty.Null (#90)
Evaluate json null values as cty.Null, rather than as unknown value.

Using DynamicPseudoType as the null type as a placeholder for the null
type.  Callers may convert the type against schema to get the concrete
type.
2019-03-05 12:45:54 -05:00
..
2018-03-04 14:04:54 -08:00
2018-02-23 08:41:58 -08:00
2018-12-11 16:49:03 -08:00
2018-01-14 11:24:19 -08:00
2018-01-14 11:24:19 -08:00
2018-01-14 11:51:05 -08:00
2019-01-03 08:46:02 -08:00