DtvLong dal_dbi_get_rel_idn (en1_idn, en2_idn, vie_nam, rel_idn)

Returns the ident number of the relation for the passed ident numbers of the relation entities and the name of the view on the relation.

Input Parameters Significance
DtvLong en1_idn ident number of the entity 1 of the relation
DtvLong en2_idn ident number of the entity 2 of the relation
char *vie_nam name of the view on the relation

Output Parameters Significance
DtvLong *rel_idn ident number of the relation

Return Code Significance
0 no error
1 relation is not registered in DataView
-1 data base error reading the ident number

no remarks