Description of the illustration alter_materialized_view_log.eps

ALTER MATERIALIZED VIEW LOG [ FORCE ]
  ON [ schema. ]table
  [ physical_attributes_clause
  | add_mv_log_column_clause
  | alter_table_partitioning
  | parallel_clause
  | logging_clause
  | allocate_extent_clause
  | shrink_clause
  | move_mv_log_clause
  | { CACHE | NOCACHE }
  ] [ mv_log_augmentation ] [  mv_log_purge_clause ] [ for_refresh_clause ]
  ;