主库 1.获取pwdfile srvctl config database -d <primary> | grep Password2.复制pwdfile到文件 [grid@node1 ~]$ asmcmd ASMCMD> pwcopy +DATA/OADB/PASSWORD/pwddb.256.867607273 /tmp/orapwdb copying +DATA/O
load_sample.sql load_sample.sql Print Close The source code for the load_sample.sql is: REM ******************************************************************** REM Create the REGIONS table to
pip安装mkdocs报错：[root@postgres02 ~]# pip install mkdoc WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available. Collecting mkdoc WARNING: Retr
DISTINCT用来做去重，在pg中可以实现求分组中最大值.常规写法：info=# WITH ranked_employees AS ( info(# SELECT info(# ROW_NUMBER() OVER ( info(# PARTITION BY department ORDER BY salary DESC info(#
很多时候应用要求自己有kill自己用户的权限，直接授予kill的权限会导致不必要的安全隐患，可以考虑使用存储过程进行封装：创建存储过程create or replace procedure p_kill_session(v_sid number, v_serial number) as igno
https://bugzilla.redhat.com/show_bug.cgi?id=2064740.ssh/configHost rhel6-host KexAlgorithms +diffie-hellman-group14-sha1 MACs +hmac-sha1 HostKeyAlgorithms +ssh-rsa PubkeyAcceptedKeyTypes +ssh-rsa Pubk
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