18 references to Null
System.Data.Common (18)
System\Data\Common\SQLConvert.cs (1)
102return SqlDouble.Null;
System\Data\Common\SQLTypes\SQLDoubleStorage.cs (2)
19: base(column, typeof(SqlDouble), SqlDouble.Null, SqlDouble.Null, StorageType.SqlDouble)
System\Data\SQLTypes\SQLDouble.cs (15)
86return SqlDouble.Null; 95return x.IsNull ? Null : new SqlDouble(-x.m_value); 105return Null; 118return Null; 131return Null; 144return Null; 162return x.IsNull ? Null : new SqlDouble(x.ByteValue); 168return x.IsNull ? Null : new SqlDouble(x.Value); 174return x.IsNull ? Null : new SqlDouble(x.Value); 180return x.IsNull ? Null : new SqlDouble(x.Value); 186return x.IsNull ? Null : new SqlDouble(x.Value); 192return x.IsNull ? Null : new SqlDouble(x.Value); 198return x.IsNull ? Null : new SqlDouble(x.ToDouble()); 204return x.IsNull ? Null : new SqlDouble(x.ToDouble()); 214return SqlDouble.Null;