(Andrew Reid) I exported 3 large tables from an Oracle 11.2.0.4.0 database then tried to import them into an Oracle 11.1.0.6.0 database but the impdp failed as follows:

(Jeff Smith) How often do you need to build a new table to test something out?

(Uwe Hesse) A small but remarkable change in Oracle Database 12c is the default value of AUDIT_SYS_OPERATIONS has changed to TRUE now. In other words, all actions done by the superuser sys are being audited now by default!

(Andrew Reid) I exported 3 large tables from an Oracle 11.2.0.4.0 database then tried to import them into an Oracle 11.1.0.6.0 database but the impdp failed as follows:

(Alex Fatkulin) 12.1.0.2 ASM introduced a new feature which might prevent you from adding dissimilar size disks into a normal or high redundancy disk groups. The relevant MOS note is Doc ID 1938950.1.

(Neil Chandler) Why? Why is is now mandatory to have the cluster management database as an Oracle CDB, with a PDB having the same name as the cluster?

(Frits Hoogland) In my previous post, I looked at non shared latches and how the latching is done by Oracle. This post is a description on how the latching works for shared latches.

(Alex Fatkulin) 12.1.0.2 ASM introduced a new feature which might prevent you from adding dissimilar size disks into a normal or high redundancy disk groups. The relevant MOS note is Doc ID 1938950.1.

(Neil Chandler) Why? Why is is now mandatory to have the cluster management database as an Oracle CDB, with a PDB having the same name as the cluster?

(Frits Hoogland) In my previous post, I looked at non shared latches and how the latching is done by Oracle. This post is a description on how the latching works for shared latches.