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laminar_batch_num_rows

laminar_db::ffi

Function laminar_batch_num_rows 

Source 
#[unsafe(no_mangle)]
pub unsafe extern "C" fn laminar_batch_num_rows(
    batch: *mut LaminarRecordBatch,
    out: *mut usize,
) -> i32
Expand description

Get the number of rows in a record batch.

§Arguments

  • batch - Record batch handle
  • out - Pointer to receive row count

§Returns

LAMINAR_OK on success, or an error code.

§Safety

  • batch must be a valid record batch handle
  • out must be a valid pointer