DataRelation
E827339
DataRelation is an ADO.NET class that represents a parent-child relationship between two DataTable objects in a DataSet, enabling navigation and constraint enforcement between related rows.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
ADO.NET class
ⓘ
System.Object subclass ⓘ |
| assembly | System.Data.dll NERFINISHED ⓘ |
| availableSince | .NET Framework 1.0 NERFINISHED ⓘ |
| belongsTo | System.Data namespace types family NERFINISHED ⓘ |
| canBeCreatedBy |
DataRelationCollection.Add method
NERFINISHED
ⓘ
DataSet.Relations.Add method NERFINISHED ⓘ |
| canCreate |
ForeignKeyConstraint
ⓘ
UniqueConstraint ⓘ |
| containedIn | DataSet.Relations collection ⓘ |
| definedInNamespace | System.Data NERFINISHED ⓘ |
| enables |
constraint enforcement between related rows
ⓘ
navigation between related rows ⓘ |
| hasMethod |
Equals
ⓘ
GetHashCode ⓘ GetType ⓘ ToString ⓘ |
| hasProperty |
ChildColumns
ⓘ
ChildKeyConstraint ⓘ ChildTable ⓘ DataSet ⓘ ExtendedProperties ⓘ Nested ⓘ ParentColumns ⓘ ParentKeyConstraint ⓘ ParentTable ⓘ RelationName ⓘ |
| isReferenceType | true ⓘ |
| partOfLibrary | ADO.NET NERFINISHED ⓘ |
| relatedTo |
DataRow
ⓘ
DataSet ⓘ DataTable ⓘ ForeignKeyConstraint ⓘ UniqueConstraint ⓘ |
| relates |
child DataTable
ⓘ
parent DataTable ⓘ |
| represents | parent-child relationship between DataTable objects ⓘ |
| supportsFeature |
cascading deletes via ForeignKeyConstraint
ⓘ
cascading updates via ForeignKeyConstraint ⓘ enforcement of referential integrity ⓘ |
| supportsNavigationFrom |
child row to parent row
GENERATED
ⓘ
parent row to child rows GENERATED ⓘ |
| usedFor |
hierarchical XML representation when Nested is true
ⓘ
modeling relational database relationships in memory ⓘ |
| usedIn | DataSet ⓘ |
| usedWithCollection | DataRelationCollection NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.