public bool IsNull(int index) { if (_nullFlags != null && _nullFlags[index]) { return(true); } return(_baseColumn.IsNull(index)); }
public bool IsNull(int index) { Debug.Assert(!_internalColumn.IsNull(index)); return(false); }
public bool IsNull(int index) { return(_tableColumn.IsNull(index)); }
public bool IsNull(int index) { return(_nullFlags[index] || _baseColumn.IsNull(index)); }
public bool IsNull(int index) { return(_sourceColumn.IsNull(index)); }