Tom, I have been trying to understand the concept of redo log threads in a RAC environment. I understand how the redo logs work in a single instance database. But I cannot find proper documentation anywhere that clearly explains what a redo log thread is and how the whole thing w...

I have recursive query on Oracle 11g table with undirected graph data. Each row represents one edge. The recursive query traverses all edges starting from given input edge. The idea of query is: - input edge is at the 0th level - for n>0, edge is on n-th level if it incides with ...

We start getting alerts about a tablespace users that it was getting full, tablespace users contains 3 datafiles of 32GB each, but we found out that in one of the tables in tablespace users it has a Lob(67 GB), so we decided to moved that Lob to have it owns tablespace. Now we wa...

I have a problem in defining shared folders in VMVirtualBox. As there ist no category for that it seams that this is the wrong place. So where can i send the problem that seems to be a bug?

hi folks, I am very happy about the new enum domains in PL/SQL. They are very useful and can make the code much more maintainable. But I struggled over a problem. When I create an enum domain like create domain MY_TEST_ENUM as enum ( text1 = 'text1', text2 = 'text2', text3 = 'te