Blog: Robert Haas

208 blogs updated: 75 min. ago
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...
26-09-2017 19:58:17 Robert Haas PostgreSQL
Plans for Partitioning in v11
The reaction to the new table partitioning feature in PostgreSQL 10 has been overwhelmingly positive, but a number of people have already as...
14-08-2017 23:00:25 Robert Haas PostgreSQL
Who Contributes to PostgreSQL Development?
In a talk which I gave at PGCONF.IN and, in a shorter version, at PGCONF.US, I had a few slides on who contributes to PostgreSQL development...
26-04-2017 15:43:35 Robert Haas PostgreSQL
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 release...
08-04-2017 16:57:20 Robert Haas PostgreSQL
Parallel Query v2
A recent Twitter poll asked What is your favorite upcoming feature of PostgreSQL V10? In this admittedly unscientific survey, "better parall...
14-03-2017 18:10:05 Robert Haas PostgreSQL
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 d...
02-08-2016 21:57:42 Robert Haas PostgreSQL
PostgreSQL Regression Test Coverage
Yesterday evening, I ran the PostgreSQL regression tests (make check-world) on master and on each supported back-branch three times on hydra...
26-05-2016 23:26:01 Robert Haas PostgreSQL
PostgreSQL 9.6 with Parallel Query vs. TPC-H
I decided to try out parallel query, as implemented in PostgreSQL 9.6devel, on the TPC-H queries. To do this, I followed the directions at -...
21-04-2016 16:06:19 Robert Haas PostgreSQL
Parallel Query Is Getting Better And Better
Back in early November, I reported that the first version of parallel sequential scan had been committed to PostgreSQL 9.6. I'm pleased to r...
22-03-2016 00:30:32 Robert Haas PostgreSQL
No More Full-Table Vacuums
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 up...
10-03-2016 23:26:15 Robert Haas PostgreSQL

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