duckdb_driver-class: DuckDB driver class

In duckdb: DBI Package for the DuckDB Database Management System

DuckDB driver class

Description

Implements DBIDriver.

Usage

## S4 method for signature 'duckdb_driver'
dbDataType(dbObj, obj, ...)

## S4 method for signature 'duckdb_driver'
dbGetInfo(dbObj, ...)

## S4 method for signature 'duckdb_driver'
dbIsValid(dbObj, ...)

## S4 method for signature 'duckdb_driver'
show(object)

Arguments

dbObj	An object inheriting from class duckdb_driver.
...	Other arguments to methods.
object	Any R object

Slots

database_ref

external pointer to the underlying DuckDB database instance.

config

named list of DuckDB configuration flags applied when the instance was created.

dbdir

path to the database file, or ":memory:" for an in-memory database.

read_only

whether the database was opened read-only.

convert_opts

internal options controlling how result values are converted to R (bigint handling, time zone, ...).

bigint

how 64-bit integers are returned ("numeric" or "integer64").

allow_extensions

whether this driver permits loading DuckDB extensions (INSTALL / LOAD), resolved once when the driver is created. See the allow_extensions argument of duckdb().

duckdb documentation built on Oct. 23, 2026, 5:06 p.m.