SQL is the first programming language to have temporal data types in it. The problem is that our calendar system is irregular.
Common Era Calendar
Universal Coordinated Time
INTERVAL data types
Report period tables
Clifford Simak wrote a science fiction novel entitled Time is the Simplest Thing in 1977. He was wrong. And the problems did not start with the Y2K problems we had in 2000, either. The calendar is irregular and the ...
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