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2.2.6.2 Transaction Isolation Levels

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The constants in the following table map a subset of the isolation levels defined in [MS-DTCO] section 2.2.6.9 to COM+ Protocol-specific values indicating the transaction isolation level used by the COM+ client.  COM+ supports only the isolation levels listed in the following table.

 Value

 Corresponding OLETX_ISOLATION_LEVEL value

TxIsolationLevelReadUncommitted

(0x00000001)

ISOLATIONLEVEL_READUNCOMMITTED

TxIsolationLevelReadCommitted

(0x00000002)

ISOLATIONLEVEL_READCOMMITTED

TxIsolationLevelRepeatableRead

(0x00000003)

ISOLATIONLEVEL_REPEATABLEREAD

TxIsolationLevelSerializable

(0x00000004)

ISOLATIONLEVEL_SERIALIZABLE