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SQL

Frameworks & Libraries​

  • Apache Calcite
    • The standard SQL parser, validator and JDBC driver.
    • Query optimization (relational algebra, cost model).
    • Federated query (push down computation).
    • Paper: A Foundational Framework for Optimized Query Processing Over Heterogeneous Data Sources.
  • araddon/qlbridge
    • Go SQL expression VM.
  • dataux/dataux
    • Federated MySQL-compatible proxy (Elasticsearch, Mongo, Cassandra, etc.)