The ST_MPolyFromText() function

The ST_MPolyFromText() function takes a well-known text representation of type ST_MultiPolygon and a spatial reference ID and returns an ST_MultiPolygon.

Syntax

ST_MPolyFromText(WKT lvarchar, SRID integer)

Return type

ST_MultiPolygon

Example

The multipolygon_test table is created with the single ST_MultiPolygon mpl1 column:
CREATE TABLE multipolygon_test (mpl1 ST_MultiPolygon);
The following INSERT statement inserts an ST_MultiPolygon into the mp11 column using the ST_MPolyFromText() function: 
INSERT INTO multipolygon_test VALUES(
   ST_MPolyFromText('multipolygon(((10.01 20.03,10.52 40.11,30.29
41.56,31.78 10.74,10.01 20.03),(21.23 15.74,21.34 35.21,28.94
35.35,29.02 16.83,21.23 15.74)),((40.91 10.92,40.56 20.19,50.01
21.12,51.34 9.81,40.91 10.92)))',1000)
);