[GENERAL] difficult JOIN

Hi, i have the following SQL-Problem: We are using 2 tables. The first, called plan, is holding planned working times for employees per tour: plan.id_tour plan.id_employee plan.begin_time plan.end_time The second table 'work' stores the actual worked times for employees per tour: work.id_tour wor

[GENERAL] Drop Column with Foreign Key Problem

Hello! I have a Problem. A table with a ForeignKeyRef exits. The Name of the field with this FK-Constraint is 'id_employee' because it is referencing the field 'id_employee' in 'public.sd_employee'. I drop this column of the table with cascade in a script: ALTER TABLE public.sd_messaging_parti