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Historical version. PostgreSQL 9.4 reached end of support in February 2020. See the current version for supported releases.
PostgreSQL 9.4.26 Documentation
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Chapter 3. Advanced Features

Table of Contents
3.1. Introduction
3.2. Views
3.3. Foreign Keys
3.4. Transactions
3.5. Window Functions
3.6. Inheritance
3.7. Conclusion
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