Force use of a specific index
Suggest using a specific index
Ignore certain indexes
Force join order
Force hash join
Disable merge join
Use nested loop join
Maximum execution time in seconds
SQL_BIG_RESULT hint
SQL_SMALL_RESULT hint
PostgreSQL: Sequential scan
PostgreSQL: No sequential scan
PostgreSQL: Index scan
PostgreSQL: No index scan
SQLite: Optimize query
SQLite: Query plan
SQL_BUFFER_RESULT hint
SQL_CACHE hint (MySQL query cache)
SQL_NO_CACHE hint
Index merge hints
Subquery optimization hints
Types of query hints supported