dbc_BeforeAddRelation Event

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Occurs before a relation is added to the database. There are two versions of the syntax.

PROCEDURE dbc_BeforeAddRelation(cRelationID, cTableName, cRelatedChild, 
   cRelatedTable, cRelatedTag)
PROCEDURE dbc_BeforeAddRelation
LPARAMETERS cRelationID, cTableName, cRelatedChild, cRelatedTable, 
   cRelatedTag

Parameters

cRelationID


Specifies the Relation ID number stored in the database.
cTableName


Specifies the name of the parent table.
cRelatedChild


Specifies the name of the linked column.
cRelatedTable


Specifies the table containing the linked column.
cRelatedTag


Specifies the index tag of the parent table.

Remarks

You can use the dbc_BeforeAddRelation event to verify appropriate values for the parameters in a procedure that tracks, or manages access to the database before a relation is added to the database.

Return .F. from this procedure to prevent the relation from being added.

See Also



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