Struct QueryStreamResult 

pub struct QueryStreamResult {
    pub row_count: u64,
    pub chunk_count: u64,
    pub total_bytes: u64,
    /* private fields */
}

Arrow IPC chunk 查询结果。 Arrow IPC chunk query result.

Fields

row_count: u64

返回行数。 Number of rows returned.

chunk_count: u64

chunk 数量。 Number of emitted chunks.

total_bytes: u64

总字节数。 Total byte size of all chunks.

Implementations

impl QueryStreamResult

pub fn read_chunk(&self, index: usize) -> Result<Vec<u8>, SqlExecCoreError>

读取指定下标的 chunk 内容。 Read the chunk content at the specified index.

Trait Implementations

impl Debug for QueryStreamResult

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

Formats the value using the given formatter.

impl Drop for QueryStreamResult

fn drop(&mut self)

Executes the destructor for this type.