# Database

When either {meth}`BerryDB.connect <berrydb.BerryDB.connect>` or {meth}`BerryDB.create_database <berrydb.BerryDB.create_database>` is invoked, it returns a `Database` object. This object has the following methods:

```{eval-rst}
.. automethod:: database.Database.settings
.. automethod:: database.Database.enable_fts
.. automethod:: database.Database.database_name
.. automethod:: database.Database.get_all_documents
.. automethod:: database.Database.get_all_documents_with_col_filter
.. automethod:: database.Database.get_document_by_object_id
.. automethod:: database.Database.query
.. automethod:: database.Database.upsert
.. automethod:: database.Database.ingest_pdf
.. automethod:: database.Database.embed
.. automethod:: database.Database.chat
.. automethod:: database.Database.chat_for_eval
.. automethod:: database.Database.similarity_search
.. automethod:: database.Database.evaluator
.. automethod:: database.Database.ner
.. automethod:: database.Database.text_classification
.. automethod:: database.Database.deleteDocument
```

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