需要改的数据库参数
bash
alter system set sga_max_size=6G scope=spfile;
alter system set shared_pool_size=1G scope=spfile;
alter system set db_cache_size=2G scope=spfile;
alter system set processes=1000 scope=spfile;
alter system set open_cursors=300 scope=spfile;
alter system set sessions=2000 scope=spfile;
alter system set sec_case_sensitive_logon=false scope=spfile;
alter system set job_queue_processes=200 scope=spfile;
alter system set undo_retention=10800 scope=spfile;
select value from nls_database_parameters where parameter='NLS_CHARACTERSET';
alter system set audit_trail=NONE scope=spfile;
alter system set "_allow_insert_with_update_check"=TRUE scope=spfile;
alter system set session_cached_cursors=300 scope=spfile;