| 4.15.PRIMARY KEY |
| 4.15.1. | Primary Keys |
| 4.15.2. | Create primary key in column definition |
| 4.15.3. | Create primary key after column definition |
| 4.15.4. | Multiple-Column Primary Keys |
| 4.15.5. | Auto_INCREMENT primary key |
| 4.15.6. | Use two columns as the combined primary key |
| 4.15.7. | Use partial indexing as the primary key |
| 4.15.8. | ALTER TABLE table_name ADD PRIMARY KEY index_name (column_name[,...]); |
| 4.15.9. | To drop a PRIMARY KEY |
|
| 4.15.10. | To remove a primary key |
| 4.15.11. | Alter table to drop primary key and foreign key |
| 4.15.12. | Add Index and primary key to a table in table creation command |