Advanced Oracle PLSQL Developer's Guide - Second Edition by Saurabh K. Gupta

Author:Saurabh K. Gupta
Language: eng
Format: mobi, epub, pdf
Publisher: Packt Publishing
Published: 2016-02-14T22:00:00+00:00

Introduction to Large Objects

Classification of Large Objects

Working with LOB data typesCreating LOB data types

Managing LOB data types

Migrating LONG to LOB

Oracle SecureFilesAn overview

Working with Securefiles

Migrating BasicFiles to SecureFiles

Oracle Database 12c SecureFiles enhancements

Introduction to Large Objects

As the name suggests, large objects or LOBs refer to large data. A column of a large object type in a table can store semi-structured or unstructured data. Semi-structured data can be a character-based document that can be processed in a near relational format. Unstructured data is a binary file that is difficult to interpret logically. For example, an XML file is a semi-structured document while an image or a graphics file is an unstructured format of the data.

Oracle Database supports the storage of large objects along the following aspects:

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