Class NoOperation

java.lang.Object
org.h2.command.Prepared
org.h2.command.dml.NoOperation

public class NoOperation extends Prepared
Represents an empty statement or a statement that has no effect.
  • Constructor Details

  • Method Details

    • update

      public long update()
      Description copied from class: Prepared
      Execute the statement.
      Overrides:
      update in class Prepared
      Returns:
      the update count
    • isTransactional

      public boolean isTransactional()
      Description copied from class: Prepared
      Check if this command is transactional. If it is not, then it forces the current transaction to commit.
      Specified by:
      isTransactional in class Prepared
      Returns:
      true if it is
    • needRecompile

      public boolean needRecompile()
      Description copied from class: Prepared
      Check if the statement needs to be re-compiled.
      Overrides:
      needRecompile in class Prepared
      Returns:
      true if it must
    • isReadOnly

      public boolean isReadOnly()
      Description copied from class: Prepared
      Check if this command is read only.
      Overrides:
      isReadOnly in class Prepared
      Returns:
      true if it is
    • queryMeta

      public ResultInterface queryMeta()
      Description copied from class: Prepared
      Get an empty result set containing the meta data.
      Specified by:
      queryMeta in class Prepared
      Returns:
      the result set
    • getType

      public int getType()
      Description copied from class: Prepared
      Get the command type as defined in CommandInterface
      Specified by:
      getType in class Prepared
      Returns:
      the statement type