On 5/20/19 5:22 PM, Will Hartung wrote:

On May 20, 2019, at 5:14 PM, Adrian Klaver <adrian.kla...@aklaver.com> wrote:

Well looks like you are down to Tom's suggestion of creating a test case. Given 
that it seems confined to the jsonb field and corresponding index, I would 
think that is all that is needed for the test case. Start with some smaller 
subset, say 10,000 rows and work up till you start seeing an issue.

This will take quite some work, and I wouldn’t attempt it with less than 5M 
rows to load.


From this post:
https://www.postgresql.org/message-id/CAKMEDdxE95SC76wadMzrH454HpvCV4tOdEmuZRO%3DpwArEw6YVg%40mail.gmail.com

You started seeing longer times by the time you got to 500,000 rows and then it fell off by 1.1 million.

Creating the data:

CREATE TABLE AS gin_test SELECT traits FROM eis_entity LIMIT 1000000;

Then:

pg_dump -t gin_test





--
Adrian Klaver
adrian.kla...@aklaver.com


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