15.10 - ST_AsText - Teradata Database

Teradata Database SQL Geospatial Types

prodname
Teradata Database
vrm_release
15.10
category
Programming Reference
featnum
B035-1181-151K

Returns the well-known text (WKT) representation of an ST_Geometry value.

Returns a CLOB value.

For details on WKT formats, see “Well-Known Text Representation” on page 194.

All ST_Geometry types.

CREATE TABLE sample_streets(
skey INTEGER,
streetName VARCHAR(40),
streetShape ST_GEOMETRY);
 
INSERT INTO sample_streets
 VALUES(1, 'Main Street', 'LINESTRING(2 2, 3 2, 4 1)');
INSERT INTO sample_streets
 VALUES(1, 'Coast Blvd', 'LINESTRING(12 12, 18 17)');
   
SELECT streetShape.ST_AsText()
FROM sample_streets
WHERE skey < 1001;