Tag: Query Optimization
3 items found
Glossary Terms
Glossary
Database Index
A database index stores selected columns in a separate data structure so queries can avoid scanning a table from start to finish.
Glossary
Database Indexing
Database indexing creates auxiliary data structures on selected columns so queries find rows faster without scanning every record.
Glossary
Query Optimization
Query optimization improves database queries by reducing reads, choosing useful indexes, and shaping efficient execution plans.