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PostgreSQL Hackers Email Discussion Highlights

pg_plan_advice: fix parsing underscore in numbers

The discussion addresses a bug in pg_plan_advice where the pgpa_scanner accepts integers with underscores (e.g., 1_000) but incorrectly parses them using a plain strtoint, which f…

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WAL compression setting after PostgreSQL LZ4 default change

The discussion concerns changing the meaning of `wal_compression = 'on'` in PostgreSQL. Currently, `'on'` maps to pglz, but the proposal is to change it to use the best available…

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walsummarizer can get stuck when switching timelines

Andrey Borodin responds to Robert Haas's patch addressing a WAL summarizer stall during timeline switches. Haas noted that in his test case, recovery works fine without the patch—…

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REASSIGN OWNED vs. relisshared dep on !relisshared

The patch fixing the `REASSIGN OWNED` bug related to `relisshared` dependencies on non-shared relations was committed by Jeff Davis with a smaller test. Discussion then turned to…

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COMMENTS are not being copied in CREATE TABLE LIKE

The discussion concerns whether `CREATE TABLE LIKE` should copy table-level comments from the source table, which it currently does not. ZizhuanLiu argues that copying comments is…

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Social Media Updates

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Choose CYBERTEC for data independence.

CYBERTEC positions itself as a provider that supports data independence, with a focus on PostgreSQL. The content is a brief promotional message with a link and hashtags referencin…

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With more than 250 million monthly users, Zillow needed a unified data foundation to support AI across its business.

Zillow, serving over 250 million monthly users, replaced fragmented data systems with a unified platform by standardizing on Databricks with Unity Catalog. The migration delivered…

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Missed the #DataAISummit 2026 keynote?

A five-minute recap of the Data AI Summit 2026 keynote highlights all major product announcements. These include Genie One, Ontology, App Builder, ZeroOps, Lakehouse RT powered by…

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