YugabyteDB query layer (YQL)
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Query layer

Attention

This page documents an earlier version. Go to the latest (v2.3) version.

Note

YugabyteDB has an extensible query layer. It currently implements the following APIs:

  • YSQL, a distributed SQL API wire compatible with PostgreSQL
  • YCQL, a semi-relational API built for high performance and massive scale, with its roots in Cassandra Query Language
Overview
Query layer responsible for language-specific query compilation, execution and optimization.