Not Supported

The following features are not supported:

• more than one out parameter
• java.util.Date or java.util.Calendar, because JDBC doesn't support it
• BigInteger, because JDBC doesn't support it
• ZonedDateTime except on Oracle, because JDBC doesn't support it
• default methods on Java 8, because Java interface proxies get called for default methods as well and Java 9 is required to call the original default method
• generating interfaces from an existing database schema
• advanced data types like
  • structs
  • user defined data types
  • record types
  • nested tables
  • table-valued parameters
  • …