[jira] [Updated] (CASSANDRA-9200) Sequences

[Jeremy Hanna (JIRA)]

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-9200?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jeremy Hanna updated CASSANDRA-9200:

Labels: LWT  (was: )

> Sequences
> -
>
> Key: CASSANDRA-9200
> URL: https://issues.apache.org/jira/browse/CASSANDRA-9200
> Project: Cassandra
>  Issue Type: New Feature
>Reporter: Jonathan Ellis
>Priority: Major
>  Labels: LWT
>
> 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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[jira] [Updated] (CASSANDRA-9200) Sequences

[Robert Stupp (JIRA)]

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-9200?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Robert Stupp updated CASSANDRA-9200:

Assignee: (was: Robert Stupp)

> Sequences
> -
>
> Key: CASSANDRA-9200
> URL: https://issues.apache.org/jira/browse/CASSANDRA-9200
> Project: Cassandra
>  Issue Type: New Feature
>Reporter: Jonathan Ellis
> 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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