Method range

datafusion/datasource/src/mod.rs:249–255

Effective range of the file to be scanned.

(&self)

    /// Effective range of the file to be scanned.
    pub fn range(&self) -> (u64, u64) {
        if let Some(range) = &self.range {
            (range.start as u64, range.end as u64)
        } else {
            (0, self.object_meta.size)
        }
    }

    /// Provide a hint to the size of the file metadata. If a hint is provided
    /// the reader will try and fetch the last `size_hint` bytes of the parquet file optimistically.