Class UpdateOperation

  • All Implemented Interfaces:
    java.io.Externalizable, java.io.Serializable, Formatable, TypedFormat, Loggable, RePreparable, Undoable

    public final class UpdateOperation
    extends PhysicalPageOperation
    Represents the update of a particular row on a page.
    See Also:
    Serialized Form
    Format IDLOGOP_UPDATE the formatId is written by FormatIdOutputStream when this object is written out by writeObject
    Purpose
    update a record on the page
    Upgrade
    Disk LayoutPhysicalPageOperation the super class doMeSlot(CompressedInt) the slot the updated record is in recordId(CompressedInt) the recordId of the updated record OptionalData The new image of the record (length included), follow by the old image of the record (length included)