DB visualation Qs -Daniel Phillips

gistfile1.txt

1. a unique key on the table on given resource table 
2. a reference to another tables primary key 
3. a schema is visual representation of table relationships
4. a one-to-many relationship indicates that many resources "belong" to a single resource in another table, while a many-to-many
relationship indicates multiple resources point referencing other multiple resources 
5. a foreign key on a table is a copy of/references the a single primary key on its own (native?/primary?/home?) table.