fetchone () assert row = AUSTRIA # but we can make sqlite3 always return bytestrings. execute ( "select ?", ( AUSTRIA ,)) row = cur. cursor () AUSTRIA = "Österreich" # by default, rows are returned as str cur. The type name must be wrapped in square brackets ( ). Using the type name, parsed from the query column name, Pass this flag value to the detect_types parameter ofĬonnect() to look up a converter function by
Note: typename and the name of the type in your query are matchedĬase-insensitively. It is passed a bytes object and should return an object of theĬonnect() for information regarding how type detection works.
The converter is invoked for all SQLite values of type typename Typename into a Python object of a specific type. Register the converter callable to convert SQLite objects of type register_converter ( typename, converter, / ) ¶ The adapter is called with a Python object of type type as its sole Register an adapter callable to adapt the Python type type into an Get tracebacks from callbacks on sys.stderr. You can call this function with flag set to True. enable_callback_tracebacks ( flag, / ) ¶īy default you will not get any tracebacks in user-defined functions,Īggregates, converters, authorizer callbacks etc. Or if additional input is needed before calling execute(). To determine if the entered text seems to form a complete SQL statement, This function may be useful during command-line input complete_statement ( "SELECT foo" ) False
complete_statement ( "SELECT foo FROM bar " ) True > sqlite3. Raises an auditing event nnect/handle with argument connection_handle. Raises an auditing event nnect with argument database. The query string allows passing parameters to SQLite,Įnabling various Working with SQLite URIs. Uri ( bool) – If set to True, database is interpreted as aĪnd the path can be relative or absolute. Should internally cache for this connection, to avoid parsing overhead. If so, write operations should be serialized by the user to avoid dataįactory ( Connection) – A custom subclass of Connection to create the connection with,Ĭached_statements ( int) – The number of statements that sqlite3 If False, the connection may be shared across multiple threads Or None to disable opening transactions implicitly.Ĭheck_same_thread ( bool) – If True (default), only the creating thread may use the connection. Isolation_level ( str | None) – The isolation_level of the connection,Ĭontrolling whether and how transactions are implicitly opened.Ĭan be "DEFERRED" (default), "EXCLUSIVE" or "IMMEDIATE" Types cannot be detected for generated fields (for example max(data)),Įven when the detect_types parameter is set str will beīy default ( 0), type detection is disabled. Set it to any combination (using |, bitwise or) ofĬolumn names takes precedence over declared types if both flags are set. Using the converters registered with register_converter(). It will be locked until that transaction is committed.ĭetect_types ( int) – Control whether and how data types notĪre looked up to be converted to Python types, If another connection opens a transaction to modify the database, Timeout ( float) – How many seconds the connection should wait before raisingĪn exception, if the database is locked by another connection. Pass ":memory:" to open a connection to a database that is Parametersĭatabase ( path-like object) – The path to the database file to be opened. connect ( database, timeout = 5.0, detect_types = 0, isolation_level = 'DEFERRED', check_same_thread = True, factory = sqlite3.Connection, cached_statements = 128, uri = False ) ¶ Using the connection as a context managerĮxplanation for in-depth background on transaction control. Using adapters to store custom Python types in SQLite databasesĬonverting SQLite values to custom Python types Using placeholders to bind values in SQL queries
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