Cloud-based SQL engine using SPARK where data is accessible as JDBC/ODBC data source via Spark ThriftServer.
The official home of the Presto distributed SQL query engine for big data
Ultra-fast SQL-like queries on Java collections
The SQL Processor is an engine producing the ANSI SQL statements and providing their execution without the necessity to write Java plumbing code related to the ORM or JDBC API.
Bootiful SQL Template - simple SQL template engine for Spring Boot Application
A high performance in-memory hive sql engine based on Apache Calcite
SPARQL to SQL translation engine for multiple backends, such as DB2, PostgreSQL and Apache Spark
Coral is a translation, analysis, and query rewrite engine for SQL and other relational languages.