Oracle | Database & Cloud

Archivelog backups were not removed per backup policy

Suddenly our support guys found some archivelog backups were not deleted even they were not needed b...

30/11/2019 Oracle 4 views Comment

Sometimes we will keep the database backup for one week and set the retention policy to 'recovery wi...

05/10/2019 Oracle 15 views Comment

Today one customer said the data sync of Oracle Dataguard had issue and our guys checked the alert l...

23/07/2019 Oracle 38 views Comment

These days my friend Zhiguo discussed with me about the vote disk issue of Normal Redundancy ASM dis...

11/07/2019 Oracle 31 views Comment

Several weeks ago I patched a 12.2 Oracle RAC and got several issues, I realized there were some key...

16/06/2019 Oracle 26 views Comment

In last week I upgraded my laptop from T420s to E485 to get maximum 32G memory also because the T420...

10/06/2019 Linux 13 views Comment

Normally when we restore the hot backup of a database, we will recover and open it with resetlogs op...

06/05/2019 Oracle 36 views Comment

Sometimes, when I installed the Oracle GI and run the asmca, I could create volume and acfs easily, ...

23/02/2019 Linux 282 views Comment

First of all, let me show you the installation log: Perfect! Right? No any error, and even the messa...

22/02/2019 Oracle 624 views Comment

I tried to find a perfect SQL format tool for a long long time, while all the attempts failed until ...

17/09/2018 75 views Comment