# PostgreSQL Default to Native Dialect

> PostgreSQL Default to Native Dialect: a New Feature in iDempiere 9.

**Goal:** Development

**Developer:** Hengsin ([talk](https://wiki.idempiere.org/en/User_talk:Hengsin))

**Feature Ticket:** [IDEMPIERE-4962](https://idempiere.atlassian.net/browse/IDEMPIERE-4962)

**Description:**
1. Starting from version 9, iDempiere default to PostgreSQL native dialect mode when running on PostgreSQL database.
1. If you are having problem with this and would like to change it back to the previous Oracle dialect mode, add -DPostgreSQLNative=N jvm parameter to your iDempiere startup script.