using FreeSql.DataAnnotations; using NetTopologySuite.Geometries; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace base_entity { partial class Program { public static void test_pgsql(IFreeSql fsql) { var ddl = fsql.CodeFirst.GetComparisonDDLStatements(); } } [Index("sidx_zjds_geom", nameof(Geom), IndexMethod = IndexMethod.GiST)] class gistIndex { public int bb { get; set; } public LineString Geom { get; set; } } }