Memgraph ZeroMemGQLChangelog

MemGQL Changelog

MemGQL v0.4.0 - May 7th, 2026

  • Added “Federated GQL Across Heterogeneous Backends” use case showing graph queries over ClickHouse and PostgreSQL
  • Added vector search capabilities (only Memgraph backend)
  • Fixed SET DEFAULT CONNECTION handling
  • Fixed flaky USE graph behavior and corrected USE graph routing
  • Fixed multi node and edge SQL INSERT
  • Fixed connection handling
  • Improved Trino startup wait
  • Fixed all tests under run_tests.sh

MemGQL v0.3.0 - April 26th, 2026

  • Added Apache Pinot connector support, including CONNECTION_TYPE=pinot single mode and multi-connection mode
  • Added MySQL connector support
  • Added multi-graph (USE graph …) and composite queries support

MemGQL v0.2.1 - April 17th, 2026

  • Fixed all required to make the Docker Compose example working as expected

MemGQL v0.2.0 - April 12th, 2026

  • Added MCP server
  • Added Clickhouse connector
  • Added the structured2graph agent to help generate mappings

MemGQL v0.1.0 - March 29th, 2026

  • GQL parser with ISO/IEC 39075 standard support including quantified path patterns
  • Federated Bolt server for querying across Neo4j, Memgraph, PostgreSQL, DuckDB, and Iceberg/Trino
  • GQL-to-native query translation (Cypher for graph DBs, SQL for relational)
  • Runtime connector management via ADD CONNECTOR, CONNECT, and USE statements
  • Shortest path queries with ALL SHORTEST, ANY SHORTEST, and SHORTEST k support
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