Chapter 5. Other PostgreSQL Topics

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PostgreSQL, like all RDBMSs, has specific ways in which common concepts such as indexes and transaction control are implemented. Additionally, there are other concepts that are unique to PostgreSQL.

This chapter contains information related to how PostgreSQL handles the following:

• Arrays in fields

• Inheritance

• Indexes

• Object identifiers (OIDs)

• Multiversion Concurrency Control (MVCC)

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