As per Derby doc, indexes can be created only on simple column names.
Creation of index on expressions will boost performance of queries with those expressions in where clause.
Gavin made changes -
|Workflow||jira [ 12322156 ]||Default workflow, editable Closed status [ 12801870 ]|
Mamta A. Satoor made changes -
|Urgency||Low [ 10053 ]|
Dag H. Wanvik made changes -
|Issue Type||New Feature [ 2 ]||Improvement [ 4 ]|