7 references to HasValue
System.Data.Common (7)
System\Data\DataColumn.cs (2)
1653
Debug.Assert(key.
HasValue
, "Invalid child key (null)");
1665
Debug.Assert(key.
HasValue
, "Invalid parent key (null)");
System\Data\DataTable.cs (2)
2141
if (key.
HasValue
)
3373
Debug.Assert(key.
HasValue
);
System\Data\Merger.cs (2)
207
if (key.
HasValue
)
277
if (key.
HasValue
)
System\Data\UniqueConstraint.cs (1)
433
if (_key.
HasValue
)