[jira] [Comment Edited] (CASSANDRA-9200) Sequences

["Aleksey Yeschenko (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CASSANDRA-9200?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14548280#comment-14548280 ] 

Aleksey Yeschenko edited comment on CASSANDRA-9200 at 5/18/15 5:00 PM:
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Sure. I'll elaborate later, if needed, to meet the criteria for -1 bindingness (:


was (Author: iamaleksey):
Sure. I'll elaborate if need, later, if needed, to meet the criteria for -1 bindingness (:

> Sequences
> ---------
>
>                 Key: CASSANDRA-9200
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-9200
>             Project: Cassandra
>          Issue Type: New Feature
>            Reporter: Jonathan Ellis
>            Assignee: Robert Stupp
>             Fix For: 3.x
>
>
> UUIDs are usually the right choice for surrogate keys, but sometimes application constraints dictate an increasing numeric value.
> We could do this by using LWT to reserve "blocks" of the sequence for each member of the cluster, which would eliminate paxos contention at the cost of not being strictly increasing.
> PostgreSQL syntax: http://www.postgresql.org/docs/9.4/static/sql-createsequence.html



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