Training on Oracle tech is via certified classes, provided “free” by your employer as part of their licensing deal; not online discovery.
Source: sold to and worked with Oracle Inc. for several years, got a front row seat at the sausage factory.
https://livesql.oracle.com --> A SQL scratchpad that also includes scripts and tutorials.
Oracle Live Labs (https://apexapps.oracle.com/pls/apex/dbpm/r/livelabs/home) --> Granted, while it's easier googled as "Oracle Live Labs" than to remember that URL, it does, however, provide free Hands-On Labs for users.
https://oracle.github.io/learning-library/ --> The instructions for the Hands-On Labs above and more can be found in the learning-library
asktom.oracle.com --> I fully free Q&A portal where you can ask Oracle Database employees for help. Furthermore, it offers regular "Office Hours" live webinars and an entire course of learning Oracle Database: https://asktom.oracle.com/databases-for-developers.htm
agree. i have a year or two with Oracle Apex. at a pervious job, we were using Java to develop a web app but a executive saw how fast you can create a web page/app with Oracle Apex. we switch over since we already using Oracle for database.
Enterprise software is not targeting you (techies). its for CxOs.
A lot of the time when businesses by Oracle, they’re buying into the middleware rather than the RDBMS.
Siebel, PeopleSoft, BEA Weblogic.
I was the DBA for a Siebel instance for ten years.
I would say J.D. Edwards, but that's AS400/DB2.
SAP is also a big driver, although they don't want to be (so much so that they bought Sybase).
Sometimes with somewhat sensible reasons, like Oracle combining clustering and in-memory encryption, but it still means you don't get to choose...