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F_FIRSTDAYNEXTWEEKISO
function from adhoc
Entrypoint firstdaynextweekiso compatible with UTF-8
Inputs/Outputs
Input TIMESTAMP date optionally time Output TIMESTAMP date of 1st day of next week (ISO)weekday (Monday) as date with time 00:00:00
Syntax
TestSQL SELECT '11.05.2009' AS ISCORRECT, F_FIRSTDAYNEXTWEEKISO('08.05.2009 15:00:00') FROM RDB$DATABASE; SELECT '05.01.2009' AS ISCORRECT, F_FIRSTDAYNEXTWEEKISO('30.12.2008 15:00:00') FROM RDB$DATABASE;