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F_FIRSTDAYNEXTWEEK
function from adhoc
Entrypoint firstdaynextweek compatible with UTF-8
Inputs/Outputs
Input TIMESTAMP date optionally time Output TIMESTAMP date of 1st day of next week (US)weekday (Sunday) as date with time 00:00:00
Syntax
TestSQL SELECT '10.05.2009' AS ISCORRECT, F_FIRSTDAYNEXTWEEK('08.05.2009 15:00:00') FROM RDB$DATABASE; SELECT '04.01.2009' AS ISCORRECT, F_FIRSTDAYNEXTWEEK('30.12.2008 15:00:00') FROM RDB$DATABASE;