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Delta Lake Apache Parquet

Attribute	Delta Lake	Apache Parquet
Name	Delta Lake	Apache Parquet
Description	Delta Lake is an open-source storage framework that enables building a Lakehouse architecture.	Apache Parquet is an open source, column-oriented data file format designed for efficient data storage and retrieval.
License	Apache license 2.0	Apache license 2.0
Source code	https://github.com/delta-io/delta	https://github.com/apache/parquet-format
Website	https://delta.io/	https://parquet.apache.org/
Year created	2019	2013
Company	Databricks	Twitter, Cloudera
Language support	scala, java, python, rust	java, scala, c++, python, r, php
Use cases	Write once read many, Analytics, Efficient storage, ACID transactions	Write once read many, Analytics, Efficient storage, Column based queries
Is human readable	no	no
Orientation	column	column
Has type system	yes	yes
Has nested structure support	yes	yes
Has native compression	yes	yes
Has encoding support	yes	yes
Has constraint support	yes	no
Has acid support	yes	no
Has metadata	yes	yes
Has encryption support	maybe	yes
Data processing framework support	Apache Drill, Apache Flink, Apache Spark,	Apache Beam, Apache Drill, Apache Flink, Apache Spark,
Analytics query support	Apache Hive, AWS Athena, Azure Synapse, BigQuery, Clickhouse, Dremio, Presto, Trino,	Apache Hive, Apache Impala, Apache Druid, Apache Pinot, AWS Athena, Azure Synapse, BigQuery, Clickhouse, Dremio, DuckDB, Firebolt,