# Change History

> The source document's revision history.

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LLMS index: [llms.txt](/en/llms.txt)

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<div class="feature-source-note"><span class="feature-edition-badge">GA</span><span><strong>Source pages:</strong> PDF 80</span><span><a href="https://github.com/nori-shinoda/documents/blob/1773200c5362476c4a549222b7d17fa91f546cae/postgresql13_ga_new_features_en_20200927-1.pdf">Original PDF on GitHub</a></span></div>

> This chapter preserves the source document's revision history and publication credits.

<p class="feature-page-marker" id="pgfeat-13-history-pdf-page-80">PDF page 80</p>

**Change history**
| Version | Date | Author | Description |
| --- | --- | --- | --- |
| 0.1 | Apr 09, 2020 | Noriyoshi Shinoda | Create an internal review version. Reviewers: Tomoo Takahashi Akiko Takeshima (Hewlett Packard Enterprise Japan) |
| 1.0 | May 27, 2020 | Noriyoshi Shinoda | Modification completed according to PostgreSQL 13 Beta 1 Reviewer: Satoshi Nagayasu (Uptime Technologies, LCC.) |
| 1.1 | Sep 27, 2020 | Noriyoshi Shinoda | Modified for PostgreSQL 13 GA - Modify ANALYZE (BUFFERS) statement - Modify column pg_stat_replication view - Drop columns pg_stat_replication view - Drop GUC enable_hashagg_disk - Rename GUC enable_incrementalsort - Add GUC hash_mem_multiplier - Add GUC max_slot_wal_keep_size - Modify GUC server_version value - Rename GUC wal_keep_segments - Modify the setting of earthdistance module - Modify default value of pg_stat_statements.track_planning - Modify default minimum SSL version to TLSv1.2 - Fix typo |