ST_Geometry ( wkt [, asrid ] )
-
wkt
- A VARCHAR(64000) for the well-known text representation of the spatial type. The size of the wkt argument cannot exceed 64000 bytes.
- When a well-known text representation is larger than 64000 bytes, use the CLOB version of the ST_Geometry constructor method.
- For more information on well-known text formats, see Well-Known Text Format.
-
asrid
- An optional INTEGER value for a spatial reference system identifier.
- If this argument is omitted, the spatial reference system identifier is set to 0.