新聞中心
如何查看Oracle最大會話數(shù)
SQL select count(*) from v$session #當(dāng)前的連接數(shù) SQL Select count(*) from v$session where status='ACTIVE' #并發(fā)連接數(shù) SQL select value from v$parameter where name = 'processes' --數(shù)據(jù)庫允許的最大連接數(shù) SQL show parameter processes #最大連接 SQL select username,count(username) from v$session where username is not null group by username; #查看不同用戶的連接數(shù) 希望能幫到你
成都創(chuàng)新互聯(lián)主要從事成都網(wǎng)站設(shè)計、成都網(wǎng)站建設(shè)、網(wǎng)頁設(shè)計、企業(yè)做網(wǎng)站、公司建網(wǎng)站等業(yè)務(wù)。立足成都服務(wù)萬安,十多年網(wǎng)站建設(shè)經(jīng)驗,價格優(yōu)惠、服務(wù)專業(yè),歡迎來電咨詢建站服務(wù):13518219792
如何用sql語句查看Oracle當(dāng)前的所有會話
用sql語句查看oracle當(dāng)前連接數(shù) 怎樣查看oracle當(dāng)前的連接數(shù)呢?只需要用下面的SQL語句查詢一下就可以了。
select * from v$session where username is not null
select username,count(username) from v$session where username is not null group by username #查看不同用戶的連接數(shù)
select count(*) from v$session #連接數(shù)
Select count(*) from v$session where status='ACTIVE' #并發(fā)連接數(shù)
show parameter processes #最大連接
SQL show parameter process
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
aq_tm_processes integer 0
db_writer_processes integer 1
gcs_server_processes integer 0
job_queue_processes integer 10
log_archive_max_processes integer 2
processes integer 1500
alter system set processes = value scope = spfile;重啟數(shù)據(jù)庫 #修改連接
/home/oracle9i/app/oracle9i/dbs/init.ora
/home/oracle9i/app/oracle9i/dbs/spfilexxx.ora ## open_cursor
當(dāng) 前的連接數(shù)
select count(*) from v$process;
設(shè)置的最大連接數(shù)(默認(rèn)值 為150)
select value from v$parameter where name = 'processes';
修改最大連接數(shù)
alter system set processes = 300 scope = spfile; 重新啟動
當(dāng)數(shù)據(jù)庫最大連接數(shù)不夠時會出現(xiàn)客戶端連接間歇性失敗,報錯ORA-12519
如何查看oracle當(dāng)前連接數(shù),會話數(shù)
查看session:
select * from v$session where username is not null
select username,count(username) from v$session where username is not null group by username
當(dāng)前連接數(shù):
select count(*) from v$process
查看連接數(shù)參數(shù)的設(shè)置情況
select value from v$parameter where name = 'processes'
Select count(*) from v$session where status='ACTIVE' #并發(fā)連接數(shù)
如何查看oracle 10g數(shù)據(jù)庫會話數(shù)
當(dāng)前總會話數(shù):select count(*) from v$session;
可用總會話數(shù):在sqlplus里查詢,show parameter session
網(wǎng)站題目:oracle如何看會話,oracle查詢會話
標(biāo)題URL:http://fisionsoft.com.cn/article/dsgeede.html