|Version 4 (modified by mloskot, 4 years ago)|
Frequently Asked Questions about PostGIS extension.
How to create geometry from hex-encoded WKB using SQL?
This is two-steps operation which can be executed in single SQL statement. The steps include:
- Convert WKB data in hexadecimal form to raw binary using PostgreSQL function decode.
- Construct geometry object from WKB in raw binary form.
=# SELECT ST_AsText(ST_GeomFromWKB(decode('0101000000e5d022dbf93e2e40dbf97e6abc743540', 'hex'), 4326)); st_astext ---------------------- POINT(15.123 21.456)