Method insert

datafusion/common/src/config.rs:1801–1805

Registers a [`ConfigExtension`] with this [`ConfigOptions`]

(&mut self, extension: T)

    /// Registers a [`ConfigExtension`] with this [`ConfigOptions`]
    pub fn insert<T: ConfigExtension>(&mut self, extension: T) {
        assert_ne!(T::PREFIX, "datafusion");
        let e = ExtensionBox(Box::new(extension));
        self.0.insert(T::PREFIX, e);
    }

    /// Retrieves the extension of the given type if any
    pub fn get<T: ConfigExtension>(&self) -> Option<&T> {