ADO.NET中的数据类型
dim columnTypes(205)
columnTypes(0) = "Empty"
columnTypes(2) = "SmallInt"
columnTypes(3) = "Integer"
columnTypes(4) = "Real"
columnTypes(5) = "Double"
columnTypes(6) = "Currency"
columnTypes(7) = "Date"
columnTypes(8) = "BSTR"
columnTypes(9) = "IDispatch"
columnTypes(10) = "Error Code"
columnTypes(11) = "Boolean"
columnTypes(12) = "Variant"
columnTypes(13) = "IUnknown"
columnTypes(14) = "Decimal"
columnTypes(16) = "TinyInt"
columnTypes(17) = "Unsigned TinyInt (BYTE)"
columnTypes(18) = "Unsigned Small Int (WORD)"
columnTypes(19) = "Unsigned Int (DWORD)"
columnTypes(20) = "BigInt"
columnTypes(21) = "Unsigned Big Int"
columnTypes(64) = "FileTime"
columnTypes(72) = "Unique Identifier (GUID)"
columnTypes(128) = "Binary"
columnTypes(129) = "Char"
columnTypes(130) = "nChar"
columnTypes(131) = "Numeric"
columnTypes(132) = "User Defined (UDT)"
columnTypes(133) = "DBDate"
columnTypes(134) = "DBTime"
columnTypes(135) = "SmallDateTime"
columnTypes(136) = "Chapter"
columnTypes(138) = "Automation (PropVariant)"
columnTypes(139) = "VarNumeric"
columnTypes(200) = "VarChar"
columnTypes(201) = "Text"
columnTypes(202) = "nVarChar"
columnTypes(203) = "nText"
columnTypes(204) = "VarBinary"
columnTypes(205) = "Image"
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