For easy reference, an index of presentations added to the blog.
Allocation of extents in multi-file tablespaces. Explore the usage pattern of multi-file tablespaces.
But I want to store the date in format . . . Discuss the concept of a date vs. the character representation of a date; use of nls_date_format, to_char, and to_date functions.
Help! I can’t connect to my database. An overview of how sqlnet translates and routes a connection request.
Help! I can’t connect to my database (part duex). Demonstration of how sqlnet locates tnsnames.ora and sqlnet.ora files on a Windows client.
ora-12154/tns-03505. An exploration of this common connection error.
tnsping – what it is, what it isn’t. What we can – and cannot – learn from tnsping.
ora-12545. Continuing the discussion of client-side oracle connection problems.
ora-12514. Listener does not know of requested service.
Exploring password lifetime and grace period
A look at the behavior and interaction of profile limits PASSWORD_LIFE_TIME and PASSWORD_GRACE_TIME.
