# DuckDB v0.3.1 — Release & Upgrade Intelligence
- **Product:** DuckDB (https://duckdb.org)
- **Version:** v0.3.1
- **Released:** Nov 16, 2021
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/duckdb/updates/v0.3.1/

## Executive Summary (TL;DR)
DuckDB v0.3.1. Source highlight: This preview release of DuckDB is named "Spectabilis" after the King Eider

## New Features
- #2417: Add support for GROUPING SETS, ROLLUP, CUBE and GROUPING/GROUPING_ID
- #2520: Add LIST_CONCAT and LIST_APPEND functions
- #2482: Add support for EVEN
- #2380: Add tests for "did you mean" error message
- #2394: Add SET s3_endpoint support for in-house Ceph
- #2397: Add Python .pyi stubs

## Improvements
- #2455: Doc Improve: Trying to Update doc in `QueryResult`

## Bug Fixes
- #2377: Fix current_schema() and current_schemas()
- #2405: Fix bug with enum::varchar cast on null values
- #2413: Fix for #2411
- #2421: Fix #2407: use correct template parameters for DATE in arg_min/arg_max
- #2423: Fix #2416: fix binding issues related to binding parameters, null values, etc in list_extract and array_length
- #2430: Fix for #2426