I'm confused about the concurrency control of update. It seems that update does check for conflicts: In between the get and indexing phases of the update, it is possible that another process might have already updated the same document. By default, the update will fail with a version conflict exce…

[image] shayantabrizi: why should someone use if_seq_no and if_primary_term parameters explicitly? If they want the same behaviour for some other reason. There's only so much you can do with a scripted update. For instance I don't know that you can look things up in an external system during …

Concurrency control of Update

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shayantabrizi (Shayan A Tabrizi) June 1, 2019, 11:16am 3

So when should we manually use if_seq_no and if_primary_term?

Topic		Replies	Views
Custom sequence numbers for partial updates Elasticsearch	3	653	March 23, 2020
Solving version_conflict_engine_exception on update Elasticsearch	10	15393	November 21, 2022
Version Conflict Engine Exception - seqNo question Elasticsearch	2	8439	June 10, 2021
Getting version_conflict_eng (409) while updating in the existing Index Elasticsearch	4	1180	June 22, 2021
Version Conflict Engine Exception : due to simultaneous updates Elasticsearch	1	4144	January 7, 2020

Concurrency control of Update

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