ddl_lock_timeout
2013-09-15 14:19
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今天浏览论坛又看到有人在提:业务一直在运行,无法更改表结构。
个人认为可以用ddl_lock_timeout解决。
个人认为可以用ddl_lock_timeout解决。
SQL> show parameter ddl NAME TYPE VALUE ------------------------------------ ----------- ------------------------------ _enable_ddl_wait_lock boolean TRUE ddl_lock_timeout integer 0 enable_ddl_logging boolean FALSE
SQL> alter session set ddl_lock_timeout=5; 会话已更改。 SQL> alter table emp add tt int; 表已更改。
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