Struct StreamingConfig 

pub struct StreamingConfig {
    pub buffer_size: usize,
    pub chunk_size: usize,
}

Configuration for streaming query results

Controls buffer sizes and chunk sizes for memory-efficient processing of large result sets.

Fields

buffer_size: usize

Channel buffer size (controls backpressure) Default: 1024 rows in flight

chunk_size: usize

Chunk size hint for writers (rows per chunk) Default: 10,000 rows (matches Parquet row group size)

Implementations

impl StreamingConfig

pub fn new(buffer_size: usize, chunk_size: usize) -> Self

Create a new streaming config with custom settings

pub fn for_parquet() -> Self

Create a config optimized for Parquet output

pub fn for_text_formats() -> Self

Create a config optimized for CSV/JSON output

Trait Implementations

impl Clone for StreamingConfig

fn clone(&self) -> StreamingConfig

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for StreamingConfig

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for StreamingConfig

fn default() -> Self

Returns the “default value” for a type.