Available in versions: Dev (3.17) | Latest (3.16)

ST_StartPoint

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

This function returns the first point of a linestring. For example:

create.select(stStartPoint(stGeomFromText("LINESTRING (0 0, 1 1, 2 0, 3 1)"))).fetch();

The result being, for example

+---------------+                          
| ST_StartPoint |
+---------------+
| POINT (0 0)   |
+---------------+

Or, visually:






Dialect support

This example using jOOQ:

stStartPoint(geometry)

Translates to the following dialect specific expressions:

-- AURORA_MYSQL, AURORA_POSTGRES, COCKROACHDB, MARIADB, MYSQL, ORACLE, POSTGRES, REDSHIFT
st_startpoint(geometry)

-- SQLSERVER
geometry.STStartPoint()

-- 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 3.17, see #10141), or translate your own on our website

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