Available in versions: Dev (3.21) | Latest (3.20) | 3.19 | 3.18 | 3.17 | 3.16 | 3.15 | 3.14 | 3.13 | 3.12
This documentation is for the unreleased development version of jOOQ. Click on the above version links to get this documentation for a supported version of jOOQ.
JSON predicate
Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
The JSON
predicate can be used to check if a given expression is valid JSON
SELECT 1 FROM dual WHERE '{}' IS JSON AND '{' IS NOT JSON
create.selectOne() .where(val("{}").isJson()) .and(val("{").isNotJson()) .fetch();
Dialect support
This example using jOOQ:
val("{}").isJson()
Translates to the following dialect specific expressions:
DuckDB, MariaDB, MySQL
json_valid('{}')
Oracle
'{}' IS JSON
Snowflake
(check_json('{}') IS NULL)
SQLDataWarehouse, SQLServer
(isjson('{}') = 1)
ASE, Access, Aurora MySQL, Aurora Postgres, BigQuery, ClickHouse, CockroachDB, DB2, Databricks, Derby, Exasol, Firebird, H2, HSQLDB, Hana, Informix, MemSQL, Postgres, Redshift, SQLite, Sybase, Teradata, Trino, Vertica, YugabyteDB
/* UNSUPPORTED */
Generated with jOOQ 3.21. Support in older jOOQ versions may differ. Translate your own SQL on our website
Feedback
Do you have any feedback about this page? We'd love to hear it!