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The development of the conceptual schema and/or the logical model and/or the physical settings of a database.
2
votes
1
answer
2k
views
best way to implement user with trial subscription
We have an old database implementation, in PostgreSQL, where users are dependent to an institution subscription, this is based on the renewal_date field of the institution table. Once this has expired …
0
votes
2
answers
422
views
Using secondary id as foreign key to other table
So I have a Customer table that is linked to different tables. For instance, a Configuration table is linked to Customer table.
Instead of using Customer Id as foreign key to the Configuration table, …