RDBMS - Sql Processing (Engine)
A SQL engine is responsible to produce a result set on the client side (generally backed by a cursor on the back-end side) from a SQL statement.
See SQL Engine - SQL processing (Sql Compiler)
List of engines
Every relational database has an SQL engine:
- SQL Server
- Facebook prestoDB
- Cloudera Impala with Column Storage Parquet
- Apache Kylin from Ebay
Tajo is a relational and distributed data warehouse system for Hadoop. Tajo is designed for low-latency and scalable ad-hoc queries, online aggregation and ETL on large-data sets by leveraging advanced database techniques.