The following information tables are supported: Table Name Description RDB$STORAGE_AREAS Displays information about the database storage areas. RDB$DATABASE_JOURNAL Displays information about the default journal information. RDB$CACHES Displays information about the database row caches. RDB$DATABASE_ROOT Displays information about the database root. RDB$JOURNALS Displays information about the database journal files. RDB$DATABASE_USERS Displays information about the database users. RDB$LOGICAL_AREAS Displays information about the logical areas. RDB$CHARACTER_SETS Displays information about the Oracle Rdb character sets. RDB$NLS_CHARACTER_SETS Displays the mapping of Oracle NLS character sets to Oracle Rdb character sets.