diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbMaintenance/PostgreSQLDbMaintenance.cs b/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbMaintenance/PostgreSQLDbMaintenance.cs
index 4b57a7f27..deb862a3c 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbMaintenance/PostgreSQLDbMaintenance.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/DbMaintenance/PostgreSQLDbMaintenance.cs
@@ -250,6 +250,24 @@ namespace SqlSugar
         #endregion
 
         #region Methods
+        public override bool IsAnyTable(string tableName, bool isCache = true)
+        {
+            if (isCache == false)
+            {
+                var sql = @"select  1  from pg_class c 
+                         inner join 
+		  pg_namespace n on n.oid = c.relnamespace and nspname='"+GetSchema()+@"'
+                         inner join 
+                                 pg_tables z on z.tablename=c.relname and Lower(z.tablename)='" + tableName.ToLower()+@"'
+                                 where  relkind in('p', 'r') and relname not like 'pg\_%' and relname not like 'sql\_%' and schemaname='public' order by relname";
+               var isAny=this.Context.Ado.GetDataTable(sql).Rows.Count>0;
+                return isAny;
+            }
+            else
+            {
+                return base.IsAnyTable(tableName, isCache);
+            }
+        }
         public override List<string> GetDbTypes()
         {
             var result = this.Context.Ado.SqlQuery<string>(@"SELECT DISTINCT data_type