FlushEvent

This interface describes a BulkWriter flush event. It reports the files generated for a chunk, the row count in that chunk, and the chunk index.

typescript

interface FlushEvent

FIELDS:

• files (string[]) -

  [REQUIRED]

  Lists the files generated for the flushed chunk.

• rowCount (number) -

  [REQUIRED]

  Specifies how many rows were flushed.

• chunkIndex (number) -

  [REQUIRED]

  Specifies the zero-based chunk index.

Example

javascript

const event = {
    files: ['/tmp/chunk_0/data.parquet'],
    rowCount: 10000,
    chunkIndex: 0,
};