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public interface JDBCDataModel
| Method Summary | |
|---|---|
FastByIDMap<FastIDSet> |
exportWithIDsOnly()
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FastByIDMap<PreferenceArray> |
exportWithPrefs()
Hmm, should this exist elsewhere? seems like most relevant for a DB implementation, which is not in memory, which might want to export to memory. |
DataSource |
getDataSource()
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| Methods inherited from interface org.apache.mahout.cf.taste.model.DataModel |
|---|
getItemIDs, getItemIDsFromUser, getMaxPreference, getMinPreference, getNumItems, getNumUsers, getNumUsersWithPreferenceFor, getNumUsersWithPreferenceFor, getPreferencesForItem, getPreferencesFromUser, getPreferenceTime, getPreferenceValue, getUserIDs, hasPreferenceValues, removePreference, setPreference |
| Methods inherited from interface org.apache.mahout.cf.taste.common.Refreshable |
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refresh |
| Method Detail |
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DataSource getDataSource()
DataSource underlying this model
FastByIDMap<PreferenceArray> exportWithPrefs()
throws TasteException
TasteException
FastByIDMap<FastIDSet> exportWithIDsOnly()
throws TasteException
TasteException
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