Closed
Description
Most of modern DBMS contain such a type. Let's do that as well.
Need to:
- Add new extensions to Msgpack Add TIMESTAMP and INTERVAL extensions to Msgpack #5946
- (possibly) re-use icu-date for manipulation routines Choose the fastest internal representation of DATE/TIME/DATETIME #5947
- Olson/timezones database support datetime: Olson/timezones database support #6751
- Add datetime types support to SQL (datetime, sql: datetime support in sql #6773, sql: introduce conventional <DATE> and <TIME> types #3694)