Kakadu simultan crucișător database parent and child tables pompa păcat luptă
sql server - How to get Parent and Child Table data as a single query in Sql - Stack Overflow
mysql - why do I need grandparent and parent fk in child table (identifying relationship)? - Stack Overflow
Is there a way to add an attribute to a child table from its parent table through a portal?
SQL Inheritance: Preventing that a parent have multiple children. Auto insert and delete parent and prevent deletion of child if parent is referenced by a foreign key | BubbleSorted