1
Postgres 19 is late because so many more bugs are being found now
Over the past decade, the timing of PostgreSQL major releases has become very predictable: no earlier than the middle of September, and no l...
Robert Haas
Sr. Staff Software Engineer @ Databricks, PostgreSQL Major Contributor and Committer
- Popular posts
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- 4,285
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- #288 personal
Visit rhaas.blogspot.com → RSS feedOn Hacker News Apr 2012 – Oct 2026
Databases & Data 17Software Engineering 12Systems & Performance 5
2
New Features Coming in PostgreSQL 10
The list of new features coming in PostgreSQL 10 is extremely impressive. I've been involved in the PostgreSQL project since the 8.4 releas...
3
Subtly Bad Things Linux May Be Doing To PostgreSQL
In addition to talking about PostgreSQL at LSF/MM and Collab , I also learned a few things about the Linux kernel that I had not known befor...
4
No More Full Table Vacuums in PostgreSQL
I just committed a very important patch to PostgreSQL. The short summary for the patch is " Don't vacuum all-frozen pages. " and it follows...
5
Parallel Sequential Scan is Committed to PostgreSQL 9.6
I previously suggested that we might be able to get parallel sequential scan committed to PostgreSQL 9.5. That did not happen. However, I...
6
PostgreSQL Parallel Query v2
A recent Twitter poll asked What is your favorite upcoming feature of PostgreSQL V10? In this admittedly unscientific survey, "better para...
7
Postgres 9.2 will feature linear read scalability up to 64 cores
Remember when I blogged about linear read scalability out to 32 cores ? Well, the awesome Nate Boley provided me with access to his brand n...
8
Plans for partitioning in PostgreSQL v11
The reaction to the new table partitioning feature in PostgreSQL 10 has been overwhelmingly positive, but a number of people have already as...
9
PostgreSQL's Hash Indexes Are Now Cool
Since I just committed the last pending patch to improve hash indexes to PostgreSQL 11, and since most of the improvements to hash indexes w...
10
The State of Vacuum in Postgres
In a recent blog post , I talked about why every system that implements MVCC needs some scheme for removing old row versions, and how VACUUM...
11
Hacking on PostgreSQL is hard
Hacking on PostgreSQL is really hard. I think a lot of people would agree with this statement, not all for the same reasons. Some might poin...
12
Do or undo – there is no VACUUM
What if PostgreSQL didn’t need VACUUM at all? This seems hard to imagine. After all, PostgreSQL uses multi-version concurrency control (MVC...
13
Linux's fsync() woes are getting some attention
In two weeks, I'm headed to LSF/MM and the Linux Collaboration Summit , by invitation of some Linux kernel hackers, to discuss how the Linu...
14
Uber's Move Away from PostgreSQL
Last week, a blog post by an Uber engineer explained why Uber chose to move from PostgreSQL to MySQL . This article was widely reported and...
15
The PostgreSQL documentation and the limitations of community
In my opinion, the PostgreSQL documentation is simultaneously excellent and fairly poor, and both its excellence and its shortcomings are di...
16
Surviving without a superuser in Postgres 16
As I've written about before , a PostgreSQL superuser always has the ability to take over the operating system account in which PostgreSQL i...
17
Who Contributed to PostgreSQL Development in 2020 and 2021?
I have done a few previous blog posts on who has contributed to PostgreSQL , but I did not do one last year. A couple people mentioned to me...