Specifies that the ANSI/ISO standard for updatable views is applied to all views created during compilation. Views that do not comply with the ANSI standard for updatable views cannot be updated. The ANSI/ISO standard for updatable views requires the following conditions to be met in the SELECT statement: o The DISTINCT keyword is not specified. o Only column names can appear in the select list. Each column name can appear only once. Functions and expressions such as max(column_name) or column_name +1 cannot appear in the select list. o The FROM clause refers to only one table. This table must be either a base table or a derived table that can be updated. o The WHERE clause does not contain a subquery. o The GROUP BY clause is not specified. o The HAVING clause is not specified.