Method create_sibling_state

datafusion/datasource/src/source.rs:248–250

Create per execution state to share across sibling instances of this data source during one execution. Returns `None` (the default) if this data source has no sibling-shared execution state.

(&self)

    /// Returns `None` (the default) if this data source has
    /// no sibling-shared execution state.
    fn create_sibling_state(&self) -> Option<Arc<dyn Any + Send + Sync>> {
        None
    }

    /// Open a partition using optional sibling-shared execution state.
    ///