http://edu.tmn.cn (2005-2-27 4:52)
) 作者：未知
Size |
|||||||
adBigInt |
20 |
Int64 SqlDbType.BigInt10OleDbType.BigInt 11 |
bigint 9 |
8 |
|
|
Variant |
adBinary |
128 |
Byte[] SqlDbType.VarBinary10OleDbType.Binary 11 |
binary timestamp |
50 8 |
|
Raw 7 |
Variant |
adBoolean |
11 |
Boolean SqlDbType.Bit10 OleDbType.Boolean 11 |
bit |
1 2 |
YesNo |
|
Boolean |
adBSTR |
8 |
String OleDbType.BSTR 11 |
|
|
|
|
|
adChapter |
136 |
(DataReader) |
|
|
|
|
|
adChar |
129 |
String SqlDbType.Char10OleDbType.Char 11 |
char |
X |
|
Char |
String |
adCurrency |
6 |
Decimal SqlDbType.Money 10OleDbType.Currency 11 |
money smallmoney
|
8 4 0 |
Currency |
|
Currency |
adDate |
7 |
DateTime OleDbType.DBDate 11 |
|
0 |
DateTime 2 |
|
Date |
adDBDate |
133 |
DateTime OleDbType.DBDate 11 |
|
|
|
|
|
adDBFileTime |
137 |
DBFileTime 11 |
|
|
|
|
|
adDBTime |
134 |
DateTime OleDbType.DBTime 11 |
|
|
|
|
|
adDBTimeStamp |
135 |
DateTime SqlDbType.DateTime10OleDbType.DBTimeStamp 11 |
datetime smalldatetime
|
8 4 0 |
DateTime 1 |
Date |
Date |
adDecimal |
14 |
Decimal OleDbType.Decimal 11 |
|
|
|
Decimal 7 |
Variant 6 |
adDouble |
5 |
Double SqlDbType.Float10OleDbType.Double 11 |
float |
8 0 |
Double |
Float |
Double |
adEmpty |
0 |
Empty 11 |
|
|
|
|
|
adError |
10 |
External-Exception OleDbType.Error 11 |
|
|
|
|
|
adFileTime |
64 |
DateTime OleDbType.Filetime 11 |
|
|
|
|
|
adGUID |
72 |
Guid SqlDbType.UniqueIdentifier10OleDbType.Guid 11 |
uniqueidentifier5 |
16 |
ReplicationID2,3 |
|
Variant |
adIDispatch |
9 |
Object OleDbType.IDispatch 11 |
|
|
|
|
|
adInteger |
3 |
Int32 SqlDbType.Int10OleDbType.Integer 11 |
identity 4int |
4 4
|
AutoNumber Long Integer |
Int 7 |
Long |
adIUnknown |
13 |
Object OleDbType.IUnknown 11 |
|
|
|
|
|
adLongVarBinary |
205 |
Byte[] SqlDbType.VarBinary10OleDbType.LongVarBinary 11 |
image |
2147483647 |
OLEObject |
Long Raw 7Blob 8 |
Variant |
adLongVarChar |
201 |
String SqlDbType.VarChar10OleDbType.LongVarChar 11 |
text |
2147483647 |
Memo 1, 2 Hyperlink 1, 2 |
Long 7Clob 8 |
String |
adLongVarWChar |
203 |
String SqlDbType.NText10OleDbType.VarWChar 11 |
ntext 5 |
1073741823 |
Memo 3 Hyperlink 3 |
NClob 8 |
String |
adNumeric |
131 |
Decimal SqlDbType.Decimal10OleDbType.Decimal 11 |
decimal numeric
|
9
|
Decimal 3 |
Decimal Integer Number SmallInt |
Variant 6 |
adPropVariant |
138 |
Object OleDbType.PropVariant 11 |
|
|
|
|
|
adSingle |
4 |
Single SqlDbType.Real10OleDbType.Single 11 |
real |
4 |
Single |
|
Single |
adSmallInt |
2 |
Int16, SqlDbType.SmallInt10OleDbType.SmallInt 11 |
smallInt |
2 |
Integer |
|
Integer |
adTinyInt |
16 |
Byte OleDbType.TinyInt 11 |
|
|
|
|
|
adUnsignedBigInt |
21 |
UInt64 OleDbType.UnsignedBigInt 11 |
|
|
|
|
|
adUnsignedInt |
19 |
UInt32 OleDbType.UnsignedInt 11 |
|
|
|
|
|
adUnsignedSmallInt |
18 |
UInt16 OleDbType.UnsignedSmallInt 11 |
|
|
|
|
|
adUnsignedTinyInt |
17 |
Byte SqlDbType.TinyInt10OleDbType.UnsignedTinyInt 11 |
tinyInt |
1 |
Byte |
|
Byte |
adUserDefined |
132 |
|
|
|
|
|
|
adVarBinary |
204 |
Byte[] SqlDbType.VarBinary10OleDbType.VarBinary 11 |
varbinary |
50 |
ReplicationID 1 |
|
Variant |
adVarChar |
200 |
String SqlDbType.VarChar10OleDbType.VarChar 11 |
varchar |
X |
Text 1, 2 |
VarChar |
String |
adVariant |
12 |
Object SqlDbType.Variant10 OleDbType.Variant 11 |
sql_variant 9 |
8016 |
|
VarChar2 |
Variant |
adVarNumeric |
139 |
OleDbType.VarNumeric 11 |
|
|
|
|
|
adVarWChar |
202 |
String SqlDbType.NVarChar10OleDbType.VarWChar 11 |
nvarchar 5 |
X |
Text 3 |
NVarChar2 |
String |
adWChar |
130 |
String SqlDbType.NChar10OleDbType.WChar 11 |
nchar 5 |
X |
|
|
String |