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ADO IsolationLevel Property
 Complete Connection Object Reference
The IsolationLevel property sets or returns the isolation level of a Connection object.
The value is an IsolationLevelEnum value.
Default is adXactChaos.
Note: The IsolationLevel settings will not work until next time BeginTrans
is called.
Syntax
Example
<%
set conn=Server.CreateObject("ADODB.Connection")
conn.Provider="Microsoft.Jet.OLEDB.4.0"
conn.IsolationLevel=adXactIsolated
conn.Open(Server.Mappath("northwind.mdb"))
response.write(conn.IsolationLevel)
conn.Close
%>
|
IsolationLevelEnum
| Constant |
Value |
Description |
| adXactUnspecified |
-1 |
Cannot use the specified isolation level, because the
provider is using a different isolation level, and that level cannot be
determined. |
| adXactChaos |
16 |
Cannot overwrite higher level transactions. |
| adXactBrowse |
256 |
Can view uncommitted changes in other transactions. |
| adXactReadUncommitted |
256 |
Same as adXactBrowse. |
| adXactCursorStability |
4096 |
Can view committed changes in other transactions. |
| adXactReadCommitted |
4096 |
Same as adXactCursorStability. |
| adXactRepeatableRead |
65536 |
Cannot see changes in other transactions, but you can
requery |
| adXactIsolated |
1048576 |
Your transactions are isolated from all other
transactions. |
| adXactSerializable |
1048576 |
Same as adXactIsolated. |
Complete Connection Object Reference
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