MDAC 2.5 SDK - OLE DB Programmer's Reference
Appendix C: OLE DB Properties

DBPROP_SUPPORTEDTXNISOLEVELS

Property group: Data Source Information

Property set: DBPROPSET_DATASOURCEINFO

Type: VT_I4

Typical R/W: R

Description: Isolation Levels

A bitmask specifying the supported transaction isolation levels. A combination of zero or more of the following:

• DBPROPVAL_TI_CHAOS
  
  
• DBPROPVAL_TI_READUNCOMMITTED
  
  
• DBPROPVAL_TI_BROWSE
  
  
• DBPROPVAL_TI_CURSORSTABILITY
  
  
• DBPROPVAL_TI_READCOMMITTED
  
  
• DBPROPVAL_TI_REPEATABLEREAD
  
  
• DBPROPVAL_TI_SERIALIZABLE
  
  
• DBPROPVAL_TI_ISOLATED

For more information, see "Isolation Levels" in Chapter 15, "Transactions."