Databases & Data Warehouses
Open Source Data Warehouse
★ 4.2
Distributed Column-Family Store
★ 4.2
pip install psycopg2-binarypip install happybasepip install psycopg2-binarypip install happybasePython data engineers use Greenplum's PL/Python extension to run Python transformation logic directly inside the database — writing Python UDFs that execute in parallel across all Greenplum segments. This in-database Python execution avoids moving large datasets out of Greenplum for transformation, keeping all processing co-located with the data.
Python data engineers use `happybase` or `phoenixdb` to interact with HBase from Python. A common pattern is using HBase as a fast random-access lookup store alongside a Hadoop batch pipeline — the Python service layer queries HBase for individual row lookups while the Spark job handles bulk aggregations on the same underlying HDFS data.
Databases & Data Warehouses
MongoDB vs PostgreSQL
Databases & Data Warehouses
PostgreSQL vs Redis
Databases & Data Warehouses
Apache Cassandra vs PostgreSQL
Databases & Data Warehouses
Neo4j vs PostgreSQL
Databases & Data Warehouses
InfluxDB vs PostgreSQL
Databases & Data Warehouses
Elasticsearch vs PostgreSQL
Individual Tool Pages