ALTER TABLESPACE tablespace
  { DEFAULT [ table_compression ] [ inmemory_clause ] [ storage_clause ]
  | MINIMUM EXTENT size_clause
  | RESIZE size_clause
  | COALESCE
  | SHRINK SPACE [ KEEP size_clause]
  | RENAME TO new_tablespace_name
  | { BEGIN | END } BACKUP
  | datafile_tempfile_clauses
  | tablespace_logging_clauses
  | tablespace_group_clause
  | tablespace_state_clauses
  | autoextend_clause
  | flashback_mode_clause
  | tablespace_retention_clause
  } ;