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A comment on Handling Null Values in Postgres. Parent comment

Re:Handling Null Values in Postgres by ainar-g on Thursday March 05, 2020 @01:51PM (#22496705)
Sum types?
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Re:Handling Null Values in Postgres by pezezin on Friday March 06, 2020 @03:40AM (#22501951)
Sum types is something that I really miss when working with SQL, they would make the data model much more powerful and consistent.
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