Questions tagged as 'modelorelacional'

I have a theme table, which can have several photos, and I also have my publication table and can also have photos, how could I reuse my table photos, to use it in the publication table? .thanks in advance     

Good I am new here I have a doubt with an authentication system that requires roles, I have a users table related to the other types of users but I do not know how to implement it if a table for each type of user (driver, passenger) as shows the...

I proceed to explain what the project that I just started is about to explain my concern. It is a time tracking system but at its most basic level, nothing compared to the large systems that already exist (primaERP, Harvest etc) in which the...

I need to update the information of a related table in two models I show the relationship in my entities, which has a form where more than one input is created and select which shows the information Query Model class Consulta exten...

I write to make a query or guidance on a MER referring to an inventory system. I have two entities: Equipo ------------------- Usuario According to my requirements, I need to generate a many-to-many relationship, which is why I am gener...

I'm new here. I have two tables that are not related to each other, but both need a third one. Let me explain with an example ... TablaUsuarios (idUsuario, nombre, apellido) TablaEmpresas (idempresa, nombre_e, rif) For both tables I need to...