Re: AIO v2.0

2024-09-04 Thread
I hope there can be a high-level design document that includes a description, high-level architecture, and low-level design. This way, others can also participate in reviewing the code. For example, which paths were modified in the AIO module? Is it the path for writing WAL logs, or the path for fl

Re: Some questions about PostgreSQL’s design.

2024-08-22 Thread
uot;blindly" without reading the > > old pages first. We have WAL prefetching now, which alleviates that, but > > it's no panacea. > > 陈宗志, you mimght find this blog post helpful: > > https://momjian.us/main/blogs/pgblog/2017.html#June_5_2017 > &g

Re: Some questions about PostgreSQL’s design.

2024-08-22 Thread
someone could write a demo to show it.. On Tue, Aug 20, 2024 at 9:46 PM Heikki Linnakangas wrote: > > On 20/08/2024 11:46, 陈宗志 wrote: > > I’ve recently started exploring PostgreSQL implementation. I used to > > be a MySQL InnoDB developer, and I find the PostgreSQL community feels

Some questions about PostgreSQL’s design.

2024-08-20 Thread
I’ve recently started exploring PostgreSQL implementation. I used to be a MySQL InnoDB developer, and I find the PostgreSQL community feels a bit strange. There are some areas where they’ve done really well, but there are also some obvious issues that haven’t been improved. For example, the B-lin