<JSON predicate>:
is [not] json
BigQuery
Db2 (LUW)
Derby
H2
MariaDB
MySQL
Oracle DB
PostgreSQL
SQL Server
SQLite
2009
2011
2013
2015
2017
2019
2021
2023
⊘ 3.9.1 - 3.50.0
c
⊘ 3.5.7 - 3.8.11
⊘ 2008R2 - 2022
✓ 16 - 18
⊘ 8.3 - 15
⚠ 21c - 23.26.0
a
⚡ 12cR2 - 19c
d
⚡ 12cR1
a
b
⊘ 11gR1 - 11gR2
⊘ 5.7 - 9.5.0
c
⊘ 5.0 - 5.6
⊘ 10.2 - 12.0.2
c
⊘ 5.1 - 10.1
✓ 1.4.200 - 2.4.240
⊘ 1.4.192 - 1.4.199
⊘ 10.15.1.3 - 10.17.1.0
⊘ 9.7 - 12.1.2
⊘ 2.0
c
⊘ 2.0
⚡Does not recognize JSON scalars as valid JSON
No
type constraints
:
… is json
[array|object|scalar]
See
Alternatives
Accepts unquoted object keys:
{a: 1}