ST_AsText
Applies to ❌ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
This function produces the WKT (Well-known text representation of geometry). For example:
create.select(stAsText(stGeomFromText("POLYGON ((-1 -1, 1 -1, 1 1, -1 1, -1 -1))"))).fetch();
The result being, for example
+-------------------------------------------+ | ST_GeomFromText | +-------------------------------------------+ | POLYGON ((-1 -1, 1 -1, 1 1, -1 1, -1 -1)) | +-------------------------------------------+
Dialect support
This example using jOOQ:
stAsText(geometry)
Translates to the following dialect specific expressions:
-- AURORA_MYSQL, AURORA_POSTGRES, COCKROACHDB, MARIADB, MYSQL, POSTGRES, REDSHIFT, SNOWFLAKE st_astext(geometry) -- ORACLE (geometry).Get_WKT() -- SQLSERVER geometry.STAsText() -- ACCESS, ASE, BIGQUERY, DB2, DERBY, DUCKDB, EXASOL, FIREBIRD, H2, HANA, HSQLDB, INFORMIX, MEMSQL, SQLDATAWAREHOUSE, -- SQLITE, SYBASE, TERADATA, TRINO, VERTICA, YUGABYTEDB /* UNSUPPORTED */
(These are currently generated with jOOQ 3.19, see #10141), or translate your own on our website
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