It depends on how you insert records in familia_risiego
On Jul 29, 7:51 am, web2py noob <[email protected]> wrote: > Hi, > > I have 3 tables: > * db.familia > * db.familia_riesgo > * db.riesgo > > db.familia_riesgo has just familia.id and riesgo.id (the id of > db.familia and db.riesgo). > > This is a many to many relationship between db.familia and db.riesgo > tables. > > How can I validate that the same riesgo.id doesn't repeat for the same > familia.id in db.familia_riesgo? > > Help is very much appreciated. > > regards.

