MDAC 2.5 SDK - OLE DB Programmer's Reference
Appendix C: OLE DB Properties
Property group: Data Source Information
Property set: DBPROPSET_DATASOURCEINFO
Type: VT_I4
Typical R/W: R
Description: Number of axes in the dataset
This is an OLE DB for OLAP property. The value of this property is the maximum number of axes that the provider supports in the dataset. To be compliant with OLE DB for OLAP, this value must be at least 3.