I have a foreign key constraint that I created to reference the primary key of another table:<BR><BR><pre class="ip-ubbcode-code-pre">constraint geneassay_fk foreign ...

these relationships are defined through FOREIGN KEY constraints. (Here’s more information on defining SQL Server constraints.) The code below defines a relationship between the SalesHistory and ...

Real-world relational databases have tables that contain fields, constraints, and triggers, and tables are related through foreign keys. SQL is used to declare the data to be returned, and a SQL ...