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

DBPROP_DSOTHREADMODEL

Property group: Data Source Information

Property set: DBPROPSET_DATASOURCEINFO

Type: VT_I4

Typical R/W: R

Description: Data Source Object Threading Model

A bitmask specifying the threading models supported by the data source object. A combination of one or more of the following:

• DBPROPVAL_RT_FREETHREAD
  
  
• DBPROPVAL_RT_APTMTTHREAD
  
  
• DBPROPVAL_RT_SINGLETHREAD

Note   In the case where additional threading limitations are imposed by underlying components, the threading model returned in this property might be stricter than the thread model registered under the provider's CLSID.