oracle记录各登陆主机用户名,登陆ip,所执行的命令 /etc/profile #history USER_IP=`>/dev/null| awk '{print $NF}'|sed -e 's/[()]//g'` HISTDIR=/usr/share/.history if [ -z $USER_IP ] then USER_IP=`hostname` fi if [ ! -d $HISTDIR ] then mkdir -p $HISTDIR $HISTDIR fi if [ ! -d…
oracle 怎样查一个表中的记录是否被锁住了 怎么查询一个数据库中有几个表引用了其中某个特定表的主键做为其外键的select t.table_name from user_constraints twhere t.constraint_type='R' and t.r_constraint_namein(select s.constraint_name from user_constraints swhere s.table_name='主表名' and s.constraint_type…
1.查看数据库锁,诊断锁的来源及类型: select object_id,session_id,locked_mode from v$locked_object; 或者用以下命令: select b.owner,b.object_name,l.session_id,l.locked_mode from v$locked_object l, dba_objects b where b.object_id=l.object_id SELECT lpad(' ',decode(l.xidusn ,0,…
1.查看数据库锁,诊断锁的来源及类型: select object_id,session_id,locked_mode from v$locked_object; 或者用以下命令: select b.owner,b.object_name,l.session_id,l.locked_mode from v$locked_object l, dba_objects b where b.object_id=l.object_id SELECT lpad(' ',decode(l.xidusn ,0,…
