32 references to Null
System.Data (32)
fx\src\data\Microsoft\SqlServer\Server\ValueUtilsSmi.cs (8)
634result = SqlString.Null; 645result = SqlString.Null; 1087SqlString.Null, // SqlDbType.Char 1094SqlString.Null, // SqlDbType.NChar 1095SqlString.Null, // SqlDbType.NText 1096SqlString.Null, // SqlDbType.NVarChar 1102SqlString.Null, // SqlDbType.Text 1106SqlString.Null, // SqlDbType.VarChar
fx\src\data\System\Data\Common\SQLConvert.cs (1)
368return SqlString.Null;
fx\src\data\System\Data\Common\SQLTypes\SQLStringStorage.cs (2)
25: base(column, typeof(SqlString), SqlString.Null, SqlString.Null, StorageType.SqlString) {
fx\src\data\System\Data\SqlClient\SqlBuffer.cs (3)
389return SqlString.Null; 624return SqlString.Null; 632return SqlString.Null;
fx\src\data\System\Data\SqlClient\SqlCachedBuffer.cs (1)
115return SqlString.Null;
fx\src\data\System\Data\SqlClient\SqlCommand.cs (1)
5838SqlString sval = val is SqlString ? (SqlString)val : SqlString.Null;
fx\src\data\System\Data\SqlClient\SqlDataReader.cs (1)
2644rawValue = SqlString.Null;
fx\src\data\System\Data\SqlClient\SqlEnums.cs (1)
390else if (sqlType == typeof(SqlString)) return SqlString.Null;
fx\src\data\System\Data\SQLTypes\SQLChars.cs (1)
440 return IsNull ? SqlString.Null : new String(Value);
fx\src\data\System\Data\SQLTypes\SQLString.cs (13)
260/// Gets whether the <see cref='System.Data.SqlTypes.SqlString.Value'/> of the <see cref='System.Data.SqlTypes.SqlString'/> is <see cref='System.Data.SqlTypes.SqlString.Null'/>. 404return SqlString.Null; 511return x.IsNull ? Null : new SqlString((x.Value).ToString()); 519return x.IsNull ? Null : new SqlString((x.Value).ToString((IFormatProvider)null)); 527return x.IsNull ? Null : new SqlString((x.Value).ToString((IFormatProvider)null)); 535return x.IsNull ? Null : new SqlString((x.Value).ToString((IFormatProvider)null)); 543return x.IsNull ? Null : new SqlString((x.Value).ToString((IFormatProvider)null)); 551return x.IsNull ? Null : new SqlString((x.Value).ToString((IFormatProvider)null)); 559return x.IsNull ? Null : new SqlString((x.Value).ToString((IFormatProvider)null)); 567return x.IsNull ? Null : new SqlString(x.ToString()); 575return x.IsNull ? Null : new SqlString(x.ToString()); 583return x.IsNull ? Null : new SqlString(x.ToString()); 591return x.IsNull ? Null : new SqlString(x.ToString());