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查询Tags标签： expired，共有 6条记录-
Redis / Kafka / Memcached
CREATED 2021/11/08 22:16 PM Redis How Redis deletes expired keys Redis does 10 times per second: 1 Test 20 random keys from the set of keys with an associated expire. 2 Delete all the keys found expired. 3 If more than 25% of keys were expired, start…
2021/11/9 19:42:00 人评论 次浏览 -
Redis / Kafka / Memcached
CREATED 2021/11/08 22:16 PM Redis How Redis deletes expired keys Redis does 10 times per second: 1 Test 20 random keys from the set of keys with an associated expire. 2 Delete all the keys found expired. 3 If more than 25% of keys were expired, start…
2021/11/9 19:42:00 人评论 次浏览 -
【DB笔试面试203】在Oracle中，如何删除归档日志文件？
Q 题目如下所示：在Oracle中，如何删除归档日志文件？ A 答案如下所示： 在RMAN工具里删除归档日志文件：1. rman target /2. CROSSCHECK ARCHIVELOG ALL;3. LIST EXPIRED ARCHIVELOG ALL;4. DELETE EXPIRED ARCHIVELOG ALL;
2021/4/15 2:30:38 人评论 次浏览 -
ORA-28001: the password has expired (DBD ERROR: OCISessionBegin) EM无法登录
先发句牢骚，明明刚才写完了，发布的时候却说没登陆，一下子全没了。今天打开EM发现提示 ORA-28001: the password has expired (DBD ERROR: OCISessionBegin) 于是查找了一下资料，密码过期导致EM无法登录。ORACLE11G默认的口令期限是180天，为了永久解决这个问题只能修改…
2021/4/10 10:25:46 人评论 次浏览 -
【用户状态】详细解读Oracle用户ACCOUNT_STATUS的九种状态
DBA_USERS视图中ACCOUNT_STATUS记录的用户的当前状态，一般情况下在使用的正常用户均处于OPEN状态。例如我们查看sec用户的当前状态，此时该用户处于OPEN状态，可以正常使用。sys@ora10g> select username, account_status from dba_users where username = SEC;USERNA…
2021/4/10 2:28:43 人评论 次浏览 -
How to delete expired or obsolete archvielog files.
How to delete expired or obsolete archvielog files.RMAN provided two commands for deleting archive log.1.delete expired archivelog2.backup archivelog all delete input These command can delete archive logs based on the input provided. There were two th…
2021/4/8 10:13:24 人评论 次浏览
