dbc_BeforeDropRelation Event

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Occurs before a relation is dropped from a database. There are two versions of the syntax.

PROCEDURE dbc_BeforeDropRelation(cRelationID, cTableName, cRelatedChild,
   cRelatedTable, cRelatedTag)
PROCEDURE dbc_BeforeDropRelation
LPARAMETERS [cRelationID, cTableName, cRelationChild, cRelatedTable,
   cRelatedTag]

Parameters

cRelationID


Specifies the Relation ID stored in the database.
cTableName


Specifies the name of the parent table.
cRelatedChild


Specifies the name of the linked column in the child table.
cRelatedTable


Specifies the child table containing the linked column.
cRelatedTag


Specifies the index tag of the parent table.

Remarks

You can use the dbc_BeforeDropRelation event to verify appropriate values for cRelationID and the other parameters in a procedure that tracks, or manages access to the database before a relation is dropped from the database.

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

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