SELECT * FROM "geometry_columns" WHERE "f_table_schema" = ‘201904171640390241‘
SELECT COUNT(*) FROM "geometry_columns" WHERE "f_table_schema" = ‘201904171640390241‘ AND 
"f_table_name" = ‘XZQ_date_2019_08_07_11_49_461071‘ AND "f_geometry_column"=‘geometry‘;

CREATE TABLE "201904171640390241"."XZQ_date_2019_08_07_11_49_461071"(id integer primary key , BSM integer, 
YSDM character varying(1000), KZMJ double precision);

SELECT AddGeometryColumn(‘201904171640390241‘, ‘XZQ_date_2019_08_07_11_49_461071‘, ‘geometry‘, 2360, ‘GEOMETRY‘, 2);

@params = excmd.Parameters;
@params.AddRange(new[]
{ 
   new NpgsqlParameter("PGeom0", NpgsqlDbType.Bytea)
});
{INSERT INTO "201904171640390241"."XZQ_date_2019_08_07_11_49_461071" (id,  BSM, YSDM, KZMJ, geometry) VALUES (1,  2710, ‘1000600100‘, 232461.72, @PGeom0);}

ALTER TABLE "201904171640390241"."XZQ_date_2019_08_07_11_49_461071" ALTER COLUMN geometry SET DATA TYPE GEOMETRY(MULTIPOLYGON, 2360) USING ST_Multi(geometry);

SELECT "id", "bsm", "ysdm", "kzmj", "geometry"::bytea AS "_smtmp_" FROM "201904171640390241"."XZQ_date_2019_08_07_11_49_212191"