isoweek
BigQuery
Db2 (LUW)
DuckDB
H2
MariaDB
MySQL
Oracle DB
PostgreSQL
SQL Server
SQLite
2016
2018
2020
2022
2024
2.0
b
2.0
a
a
ISO 8601 week date (year’s first Thursday)
b
Use
extract(isoyear)
for the corresponding year