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Postgres 18 has been released with many exciting features such as UUIDv7, Over explain module, composite index skip scans, and the most anticipated asynchronous IO with worker and io_uring mode which I uncover in this show. Hope you enjoy it
0:00 Intro
1:30 Synchronous vs Asynchronous calls
3:00 Synchronous IO
6:30 Asynchronous IO
10:00 Postgres 17 synchronous io
17:20 The challenge of Async IO in Postgres 18
20:00 io_method worker23:00
io_method io_uring
29:30 io_method sync
31:08 Async IO isn’t done! 3
1:30 Support for backend writers
32:36 Improve worker io_method
33:00 direct io support
37:00 Summary
By Hussein Nasser4.9
4040 ratings
Postgres 18 has been released with many exciting features such as UUIDv7, Over explain module, composite index skip scans, and the most anticipated asynchronous IO with worker and io_uring mode which I uncover in this show. Hope you enjoy it
0:00 Intro
1:30 Synchronous vs Asynchronous calls
3:00 Synchronous IO
6:30 Asynchronous IO
10:00 Postgres 17 synchronous io
17:20 The challenge of Async IO in Postgres 18
20:00 io_method worker23:00
io_method io_uring
29:30 io_method sync
31:08 Async IO isn’t done! 3
1:30 Support for backend writers
32:36 Improve worker io_method
33:00 direct io support
37:00 Summary

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