Represents flags for RDB$RELATIONS system table.

    Bit
    Position   Description

    0          This table is a view.
    1          This table is not compressed.
    2          The SQL clause, WITH CHECK OPTION, is used in this view
               definition.
    3          Indicates a special internal system table.
    4          This view is not an ANSI updatable view.
    5          Reserved for future use.
    6          Reserved for future use.
    7          Reserved for future use.
    8          Ignore Bit 1 and use RDB$STORAGE_MAPS for compression
               information.
    9          Set for temporary table.
    10         Set for global temporary table; clear for local
               temporary table.
    11         Set for delete data on commit; clear for preserve data
               on commit.
    12         Reserved for future use.
    13         Set if view or table references a local temporary
               table.
    14         Special read-only information table.
    15         System table has storage map.
    16         View references only temporary table.