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## Query execution plan

A query execution plan is the sequence of operations Oracle NoSQL Database performs to run a query.

- Overview of query plan
- Query 1: Using primary key index with an index range scan
- Query 2: Using primary key index with an index predicate
- Query 3: Using a secondary index with an index range scan
- Query 4: Using the primary index
- Query 5: Sort the data using a Covering index
- Query 6: Using a secondary index with an index predicate
- Query 7: Group data with fields as part of the index
- Query 8: Using the secondary index with multiple index scans
- Query 9: A SINGLE PARTITION query using a primary index
- Query 10: Group data with fields not part of any index