Available in versions: Dev (3.18) | Latest (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
st_isempty(geometry)

-- SQLSERVER
geometry.STIsEmpty() = 1

-- ACCESS, ASE, BIGQUERY, DB2, DERBY, EXASOL, FIREBIRD, H2, HANA, HSQLDB, INFORMIX, MEMSQL, SNOWFLAKE, SQLDATAWAREHOUSE, 
-- SQLITE, SYBASE, TERADATA, VERTICA, YUGABYTEDB
/* UNSUPPORTED */

(These are currently generated with jOOQ 3.18, see #10141), or translate your own on our website

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