Serializable read and blocking - Mailing list pgsql-general

From Rakesh Kumar
Subject Serializable read and blocking
Date
Msg-id CAJBB=EUSYHxOoJtu5W9cpyZcK9rT9QDir65Z+Ga-+DVe4RtBqA@mail.gmail.com
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Responses Re: Serializable read and blocking  (Kevin Grittner <kgrittn@gmail.com>)
List pgsql-general
As per this blog post

http://bonesmoses.org/2016/07/29/pg-phriday-constipated-connections/

I have a question which I asked there too, but unfortunately did not
receive any answer.

The question is re the following claim:

- Readers do not block readers.
- Readers do not block writers.
- Writers do not block readers.
- Writers may block writers.


Are the above statements true even with SET TRANSACTION SERIALIZEABLE mode.
I am specifically interested in the 3rd condition (- Writers do not
block readers.)

thanks


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