? (…)
in
json_exists()
BigQuery
Db2 (LUW)
DuckDB
H2
MariaDB
MySQL
Oracle DB
PostgreSQL
SQL Server
SQLite
2013
2015
2017
2019
2021
2023
2025
✓ 17 - 18
✓ 19c - 23.26.1
a
⚠ 12cR2 - 18c
a
⊘ 12cR1
⊘ 10.2 - 12.0.2
⊘ 1.1.0 - 1.4.0
⊘ 11.5.0 - 12.1.3
Only as the last step of the JSON Path expression