SQL> show parameter sga; NAME TYPE VALUE ———————————— ———– —————————— lock_sga boolean FALSE pre_page_sga boolean FALSE sga_max_size big integer 272M sga_target big integer 272M SQL> alter system set sga_max_size = 300M scope=spfile; System altered. SQL> shutdown immediate; Database closed. Database dismounted. ORACLE instance shut down. SQL> startup ORACLE instance started. SQL> show parameter sga; NAME …