June 2023
Intermediate to advanced
480 pages
12h 39m
English
Content preview from Oracle PL/SQL by Example, 6th Edition
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24
Storing Object Types in Tables
In the preceding chapter, you learned how to create object types and define object methods for various purposes. In this chapter, you will continue exploring object types and learn how they may be stored in tables.
When an Oracle database stores an object type, it maps its complex structure to a simple table structure. Essentially, each object attribute corresponds to a column in a table. Oracle’s Database Object-Relational Developer’s Guide compares object types to a tree-like structure, where branches represent attributes, and the attributes themselves are called leaf-level ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.