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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