db.Statement.AddClause(set)
				} else {
					return
				}
			}

			db.Statement.Build(db.Statement.BuildClauses...)
		}

		checkMissingWhereConditions(db)

		if !db.DryRun && db.Error == nil {
			if ok, mode := hasReturning(db, supportReturning); ok {
				if rows, err := db.Statement.ConnPool.QueryContext(db.Statement.Context, db.Statement.SQL.String(), db.Statement.Vars...); db.AddError(err) == nil {