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Using the DataRelation Class
The DataRelation class supports data relations between data tables. Here is the inheritance hierarchy of this class:
You can find the more notable public properties of DataRelation objects in Table 22.35 and their more notable methods in Table 22.36. (This class has no non-inherited events.)
Table 22.35: Noteworthy public properties of DataRelation objects.
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Property
|
Means
|
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ChildColumns
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Gets the child column objects for the relation.
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ChildKeyConstraint
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Gets the child key constraint for the relation.
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ChildTable
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Gets the child table of this relation.
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DataSet
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Gets the dataset the relation is contained in.
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Nested
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Gets/sets if relations are nested.
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ParentColumns
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Gets the parent column objects for the relation.
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ParentKeyConstraint
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Gets the constraint that ensures values in the parent column of the relation are unique.
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ParentTable
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Gets the parent table for the relation.
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RelationName
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Gets/sets the name of the relation.
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Table 22.36: Noteworthy public methods of DataRelation objects.
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Method
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Means
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ToString
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Gets the relation's name, if there is one.
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