database-modelling.com

Be consistent (BE_CONSISTENT)
Modelling dynamic attributes - Blueprints for the Entity-attribute-value model (EAV) (EAV)
Modelling bank accounts in database diagrams (MODELLING_BANK_ACCOUNTS)
How to name table columns (NAMING_COLUMNS)
Naming foreign keys (NAMING_FOREIGN_KEYS)
Naming primary keys (NAMING_PRIMARY_KEYS)
How to name database tables (NAMING_TABLES)
No binary data in your databases (NO_BINARY_DATA)
For larger web applications, use UUIDs as public primary keys (PUBLIC_UUID)
Check, if your natural key can not change. (STATIC_NATURALKEYS)
Use a surrogate key for identifying rows (SURROGATE_KEYS)