Return true if the next result corresponds to a result set, and false if it is an update count or if there are no results other than through INOUT and OUT parameters, if any.
- Returns:
- true if next result corresponds to result set.
- Throws:
- if the query execution exceeds the query timeout value set and the transaction is rolled back.PersistenceException- if the query execution exceeds the query timeout value set and only the statement is rolled back.QueryTimeoutException
- Since:
- Jakarta Persistence (JPA) 1.0