Key Initialization Parameters (DBA)
Oracle 11g Release 2 (11gR2) has 341 different documented and 2053 different undocumented initialization (
init.ora/spfile.ora) parameters. This means you have a total of 2394 initialization parameters to play with; you can do a
count(*) of X$KSPPI for the total number of parameters both documented and undocumented (you need to be SYS to access the X$ tables). A count of V$PARAMETER gives you a count of only the documented parameters. When I refer to the undocumented parameters, I am referring to parameters ...