Package org.hibernate.id.enhanced

Interface DatabaseStructure

All Known Implementing Classes:
SequenceStructure, TableStructure
public interface DatabaseStructure
Encapsulates definition of the underlying data structure backing a sequence-style generator.

  • Method Details

    • getName

      String getName()
      The name of the database structure (table or sequence).
      Returns:
      The structure name.

    • getTimesAccessed

      int getTimesAccessed()
      How many times has this structure been accessed through this reference?
      Returns:
      The number of accesses.

    • getInitialValue

      int getInitialValue()
      The configured initial value
      Returns:
      The configured initial value

    • getIncrementSize

      int getIncrementSize()
      The configured increment size
      Returns:
      The configured increment size

    • buildCallback

      AccessCallback buildCallback(SessionImplementor session)
      A callback to be able to get the next value from the underlying structure as needed.
      Parameters:
      session - The session.
      Returns:
      The next value.

    • prepare

      void prepare(Optimizer optimizer)
      Prepare this structure for use. Called sometime after instantiation, but before first use.
      Parameters:
      optimizer - The optimizer being applied to the generator.

    • sqlCreateStrings

      String[] sqlCreateStrings(Dialect dialect)
      Commands needed to create the underlying structures.
      Parameters:
      dialect - The database dialect being used.
      Returns:
      The creation commands.

    • sqlDropStrings

      String[] sqlDropStrings(Dialect dialect)
      Commands needed to drop the underlying structures.
      Parameters:
      dialect - The database dialect being used.
      Returns:
      The drop commands.