Lab Sql

I have the following model: I want automatic cascade on delete to work - both because it's con… Read more Sql Server Multiple Cascade Path Issue - Is My Model Faulty?

Here's the scenario: create table a ( id serial primary key, val text ); create table b ( i… Read more Insert Inserted Id To Another Table

Is there a program that converts a SQL Server database diagram to er model, or create er model of a… Read more Sql Server To Er Model

Little example about Books and Authors: DB structure: Entities (they were generated form database … Read more Doctrine Many-to-many Relations And Onflush Event

I'm trying to model the relationship of dvd sales and dvd rentals to a customer. Although I don… Read more How Can I Improve This Database Model?