- select count(*) from v$process --当前的连接数
- select value from v$parameter where name = 'processes' --数据库允许的最大连接数
- 修改最大连接数:
- alter system set processes = 300 scope = spfile;
- 重启数据库:
- shutdown immediate;
- startup;
- --查看当前有哪些用户正在使用数据
- SELECT osuser, a.username,cpu_time/executions/1000000||'s', sql_fulltext,machine
- from v$session a, v$sqlarea b
- where a.sql_address =b.address order by cpu_time/executions desc;
查看Oracle数据库连接数,修改数据库连接数
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转载自blog.csdn.net/javawutuobang/article/details/80065266
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