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