SQL Server Data Type ADO Data Type bigint adBigInt binary adBinary bit adBoolean char adChar datetime adDBTimeStamp decimal adNumeric float adDouble image adVarbinary int adInteger money adCurrency nchar adWChar ntext adWChar numeric adNumeric nvarchar adWChar real adSingle smalldatetime adTimeStamp smallint adSmallInt smallmoney adCurrency sql_variant adVariant sysname adWChar text adChar timestamp adBinary tinyint adVarbinary uniqueidentifier adGUID varbinary adVarbinary varchar adChar