| as.rolog | Translate simplified to canonical representation |
| clear | Clear current query |
| consult | Consult a prolog database |
| findall | Invoke a query several times |
| once | Invoke a query once |
| portray | Translate an R call to a prolog compound and pretty print it |
| postproc | Default hook for postprocessing |
| preproc | Default hook for preprocessing |
| query | Create a query |
| rolog_done | Clean up when detaching the library |
| rolog_init | Start prolog |
| rolog_ok | Check if rolog is properly loaded |
| rolog_options | Quick access the package options |
| submit | Submit a query that has been opened with 'query()' before. |