backend
The SQLite index backend.
Persists the seven-table schema and answers flat-relation queries. One engine, one class: the connection handling, the SQL, and the schema management are all SQLite’s, and get_backend is the seam a second engine would reopen.
Functions
| Name | Description |
|---|---|
| adapt_params | Convert numpy scalars (and NaN) to plain python for DB drivers. |
| get_backend | Create the spool-index backend at path. |
Classes
| Name | Description |
|---|---|
| SQLiteIndexBackend | The index backend: persists the schema and answers flat-relation queries. |