HP 3000 Manuals

HP SYSTEM DICTIONARY XL UTILITIES-Part 2 SDDBC

Schema Comment Lines 

When generating the schema, SDDBC uses the variable length attribute
description as comment lines whenever possible to document the
definitions as they are generated.  These include descriptions about the
database entity, IMAGE-DATABASE contains IMAGE-CLASS relationships,
element entities, dataset entities, and RECORD contains ELEMENT
relationships.

MPE/iX 5.0 Documentation