# 🔍 Description
## Issue References 🔗
This pull request fixes#5674
## Describe Your Solution 🔧
Currently, Kyuubi supports the use of SQLite and MySQL to store metadata. Although PostgreSQL can be supported through the 'CUSTOM' method, there is a certain usage cost for users, therefore this MR adds support for PostgreSQL as a backend database for kyuubi metadata.
## Types of changes 🔖
- [ ] Bugfix (non-breaking change which fixes an issue)
- [x] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing functionality to change)
## Test Plan 🧪
#### Behavior Without This Pull Request ⚰️
#### Behavior With This Pull Request 🎉
#### Related Unit Tests
`org.apache.kyuubi.server.metadata.jdbc.JDBCMetadataStoreSuite`
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# Checklist 📝
- [x] This patch was not authored or co-authored using [Generative Tooling](https://www.apache.org/legal/generative-tooling.html)
**Be nice. Be informative.**
Closes#6027 from tigrulya-exe/feature/5674-postgresql-metadata-backend.
Closes#5674
111658002 [Tigran Manasyan] Fix metastore db type option comment
44a22bfcf [Tigran Manasyan] Fix dependency list and metastore db type option comment
b638c8942 [Tigran Manasyan] Add PostgreSQL as backend database for kyuubi metadata
Authored-by: Tigran Manasyan <t.manasyan@arenadata.io>
Signed-off-by: Cheng Pan <chengpan@apache.org>
35a910a43e