Class RowGroupMetaData

Metadata for a Parquet row group.

Index

Methods

[dispose] column columns compressedSize free numColumns numRows totalByteSize

Methods

[dispose]

"[dispose]"(): void
Returns void
- Defined in bundler/parquet_wasm.d.ts:591

column

column(i: number): ColumnChunkMetaData
Returns column chunk metadata for ith column.
Parameters
- i: number
Returns ColumnChunkMetaData
- Defined in bundler/parquet_wasm.d.ts:595

columns

columns(): ColumnChunkMetaData[]
Returns column chunk metadata for all columns

Returns ColumnChunkMetaData[]
- Defined in bundler/parquet_wasm.d.ts:599

compressedSize

compressedSize(): number
Total size of all compressed column data in this row group.

Returns number
- Defined in bundler/parquet_wasm.d.ts:603

free

free(): void
Returns void
- Defined in bundler/parquet_wasm.d.ts:590

numColumns

numColumns(): number
Number of columns in this row group.

Returns number
- Defined in bundler/parquet_wasm.d.ts:607

numRows

numRows(): number
Number of rows in this row group.

Returns number
- Defined in bundler/parquet_wasm.d.ts:611

totalByteSize

totalByteSize(): number
Total byte size of all uncompressed column data in this row group.

Returns number
- Defined in bundler/parquet_wasm.d.ts:615