diff --git a/Providers/FreeSql.Provider.Custom/PostgreSQL/Curd/CustomPostgreSQLInsertOrUpdate.cs b/Providers/FreeSql.Provider.Custom/PostgreSQL/Curd/CustomPostgreSQLInsertOrUpdate.cs
index ed3716f17..03725d1ea 100644
--- a/Providers/FreeSql.Provider.Custom/PostgreSQL/Curd/CustomPostgreSQLInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.Custom/PostgreSQL/Curd/CustomPostgreSQLInsertOrUpdate.cs
@@ -56,7 +56,7 @@ namespace FreeSql.Custom.PostgreSQL
                 if (IdentityColumn != null && flagInsert) sql = insert.ToSql();
                 else
                 {
-                    var ocdu = new CustomPostgreSQLOnConflictDoUpdate<T1>(insert.InsertIdentity());
+                    var ocdu = new CustomPostgreSQLOnConflictDoUpdate<T1>(_tempPrimarys?.Length > 0 ? insert : insert.InsertIdentity());
                     ocdu._tempPrimarys = _tempPrimarys;
                     var cols = _table.Columns.Values.Where(a => _updateSetDict.ContainsKey(a.Attribute.Name) ||
                         _tempPrimarys.Contains(a) == false && a.Attribute.CanUpdate == true && a.Attribute.IsIdentity == false && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
diff --git a/Providers/FreeSql.Provider.KingbaseES/Curd/KingbaseESInsertOrUpdate.cs b/Providers/FreeSql.Provider.KingbaseES/Curd/KingbaseESInsertOrUpdate.cs
index 511c09617..13da52b11 100644
--- a/Providers/FreeSql.Provider.KingbaseES/Curd/KingbaseESInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.KingbaseES/Curd/KingbaseESInsertOrUpdate.cs
@@ -56,7 +56,7 @@ namespace FreeSql.KingbaseES
                 if (IdentityColumn != null && flagInsert) sql = insert.ToSql();
                 else
                 {
-                    var ocdu = new KingbaseESOnConflictDoUpdate<T1>(insert.InsertIdentity());
+                    var ocdu = new KingbaseESOnConflictDoUpdate<T1>(_tempPrimarys?.Length > 0 ? insert : insert.InsertIdentity());
                     ocdu._tempPrimarys = _tempPrimarys;
                     var cols = _table.Columns.Values.Where(a => _updateSetDict.ContainsKey(a.Attribute.Name) ||
                         _tempPrimarys.Contains(a) == false && a.Attribute.CanUpdate == true && a.Attribute.IsIdentity == false && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
diff --git a/Providers/FreeSql.Provider.Odbc/PostgreSQL/Curd/OdbcPostgreSQLInsertOrUpdate.cs b/Providers/FreeSql.Provider.Odbc/PostgreSQL/Curd/OdbcPostgreSQLInsertOrUpdate.cs
index e0a60d74e..340db0ce1 100644
--- a/Providers/FreeSql.Provider.Odbc/PostgreSQL/Curd/OdbcPostgreSQLInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.Odbc/PostgreSQL/Curd/OdbcPostgreSQLInsertOrUpdate.cs
@@ -56,7 +56,7 @@ namespace FreeSql.Odbc.PostgreSQL
                 if (IdentityColumn != null && flagInsert) sql = insert.ToSql();
                 else
                 {
-                    var ocdu = new OdbcPostgreSQLOnConflictDoUpdate<T1>(insert.InsertIdentity());
+                    var ocdu = new OdbcPostgreSQLOnConflictDoUpdate<T1>(_tempPrimarys?.Length > 0 ? insert : insert.InsertIdentity());
                     ocdu._tempPrimarys = _tempPrimarys;
                     var cols = _table.Columns.Values.Where(a => _updateSetDict.ContainsKey(a.Attribute.Name) ||
                         _tempPrimarys.Contains(a) == false && a.Attribute.CanUpdate == true && a.Attribute.IsIdentity == false && _updateIgnore.ContainsKey(a.Attribute.Name) == false);