GridDB FDW 2.2.0 released

Posted on 2023-01-20 by Toshiba
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We have just released version 2.2.0 of the Foreign Data Wrapper for GridDB.

This release can work with PostgreSQL 11, 12, 13 14 and 15.

This release improves following item (from 2.1.1):

  • Support PostgreSQL 15
  • Fix some memory leaks of GridDB FDW
  • Fix static variables for PGSpider multile thread access
  • Fix error badly formatted node string "RESTRICTINFO"
  • Fix syntax error during parse: OR
  • Fix issue of NULL value handling in bulk_mode true

The FDW supports following features :

  • Support function is push-down in WHERE clause
  • Support LIMIT and OFFSET push-down when having LIMIT clause only or both LIMIT and OFFSET
  • Support ORDER BY push-down
  • Support aggregation push-down

This is developed by Toshiba Software Engineering & Technology Center.
Please see the repository for details.
Source repository :

GridDB is KVS and time series database.
Please see the repository for details.