How to implement one-to-one, one-to-many and many-to-many relationships while designing tables?

How to implement one-to-one, one-to-many and many-to-many relationships while designing tables?

sql oracle database-design

sql

Recommended SQL database design for tags or tagging [closed]

sql database-design tags data-modeling tagging

sql

Create unique constraint with null columns

sql postgresql database-design null referential-integrity

sql

Max length for client ip address [duplicate]

sql database database-design

sql

What does ON [PRIMARY] mean?

sql sql-server database database-design

sql

Use email address as primary key?

sql database database-design postgresql

sql

What are best practices for multi-language database design? [closed]

sql database database-design

sql

Remove Primary Key in MySQL

mysql sql database-design primary-key mysql-error-1075

sql

Strings as Primary Keys in SQL Database [closed]

sql database database-design string primary-key

sql

Storing money in a decimal column - what precision and scale? [closed]

sql database database-design currency

sql

Database Design for Tagging

sql database-design tags tagging

sql

Is there ever a time where using a database 1:1 relationship makes sense?

sql database-design one-to-one database-normalization

sql

How big is too big for a PostgreSQL table?

sql ruby-on-rails performance postgresql database-design

sql

PostgreSQL: Which Datatype should be used for Currency?

sql postgresql database-design

sql

Subqueries vs joins

sql mysql performance database-design join

sql