DatriseAI-first ETL

Parquet File to CSV Files Integration

AI-first ETL from Parquet File into CSV Files. Governed entities, incremental sync, typed landing tables.

How Datrise loads Parquet File into CSV Files

Datrise syncs Parquet File's row groups, columns, schemas, partitions, file batches, and column statistics into CSV Files as one CSV per source entity. Flexible or custom fields land in JSON-encoded strings for nested fields, and timestamps such as created, updated, and status changes are typed as ISO-8601 timestamp columns.

Sync is incremental: Datrise uses writes a fresh, fully-typed CSV per entity each run, so re-runs update only what changed. Optional date-suffixed files for change tracking. CSV has no types, so Datrise emits a companion schema and quotes/escapes consistently so downstream loaders don't misparse commas and newlines.

Ideal for portable hand-off into any tool that ingests delimited files.

Endpoints

Parquet File: Columnar Parquet files from lakes and exports.

CSV Files: Flat-file destination for exports and lightweight data sharing.

How Parquet File entities map to CSV Files

Parquet File entityCSV Files objectNotes
row groupsparquet_file_row_groupsid PK · custom fields → JSON-encoded strings for nested fields
columnsparquet_file_columnsid PK · linked to parquet_file_row_groups
schemasparquet_file_schemasid PK · linked to parquet_file_row_groups
partitionsparquet_file_partitionsid PK · linked to parquet_file_row_groups

FAQ

How does Datrise handle Parquet File's custom fields in CSV Files?

Flexible values are stored as JSON-encoded strings for nested fields, so new fields don't require a migration; strongly-typed fields — dates, numbers, and references — are promoted to native CSV Files types.

How does the Parquet File to CSV Files sync stay up to date?

It runs incrementally — Datrise uses writes a fresh, fully-typed CSV per entity each run.

Related pipelines

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