Defining Extent Sizes Use this procedure to define extent sizes by making changes to law_dba_table. To define extent sizes Start the Oracle sqlplus utility. At the command prompt, type: sqlplus username/password Note: For more information about using SQL statements to update tables, see the appropriate Oracle manual. Make changes to law_dba_table by issuing SQL UPDATE statements. Related topicsWhat Are Storage Parameters and Storage Parameter Tables?What Are law_dba_table Table Descriptions?