The driver is Level 1 compliant, that is, it supports all ODBC Core and Level 1 functions.
In addition, the following functions are supported:
SQLColumnPrivileges
SQLDescribeParam (if EnableDescribeParam=1)
SQLForeignKeys
SQLTablePrivileges
Refer to "ODBC API and Scalar Functions" in the DataDirect Connect Series for ODBC Reference for a list of the API functions supported by the PostgreSQL Wire Protocol driver.