Available in versions: Dev (3.20) | Latest (3.19) | 3.18 | 3.17 | 3.16

ST_IsEmpty

Applies to ❌ Open Source Edition   ✅ Express Edition   ✅ Professional Edition   ✅ Enterprise Edition

This predicate checks if a geometry is empty. For example:

create.select(field(stIsEmpty(stGeomFromText("POLYGON EMPTY")))).fetch();

The result being, for example

+------------+
| ST_IsEmpty |
+------------+
| true       |
+------------+

Dialect support

This example using jOOQ:

stIsEmpty(geometry)

Translates to the following dialect specific expressions:

Aurora MySQL, Aurora Postgres, CockroachDB, MariaDB, MySQL, Oracle, Postgres, Redshift, Snowflake

st_isempty(geometry)

SQLServer

geometry.STIsEmpty() = 1

ASE, Access, BigQuery, ClickHouse, DB2, Derby, DuckDB, Exasol, Firebird, H2, HSQLDB, Hana, Informix, MemSQL, SQLDataWarehouse, SQLite, Sybase, Teradata, Trino, Vertica, YugabyteDB

/* UNSUPPORTED */

(These are currently generated with jOOQ 3.20, see #10141), or translate your own on our website

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