Primary key
Apache Derby
BigQuery
Db2 (LUW)
H2
MariaDB
MySQL
Oracle DB
PostgreSQL
SQL Server
SQLite
2005
2007
2009
2011
2013
2015
2017
2019
2021
⊘ 3.31.0 - 3.42.0
⚠ 2008R2 - 2022
a
✓ 12+
✓ 11gR1+
⚠ 5.7 - 8.0.33
b
⊘ 5.2 - 10.11
✓ 1.4.191+
✓ 9.7+
✓ 10.15.1.3+
Only with storage option
persisted
Only with storage option
stored