? (…)
in
json_exists()
BigQuery
Db2 (LUW)
MariaDB
MySQL
Oracle DB
PostgreSQL
SQL Server
SQLite
2013
2015
2017
2019
2021
✓ 19c - 21c
a
⚠ 12cR2 - 18c
a
⊘ 12cR1
⊘ 10.2 - 10.11
⊘ 11.5.0 - 11.5.8
Only as the last step of the JSON Path expression