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https://issues.apache.org/jira/browse/CASSANDRA-18352?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17707394#comment-17707394
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Andres de la Peña commented on CASSANDRA-18352:
-----------------------------------------------

I'm not sure the names of the properties match the style of other 
{{cassandra.yaml}} properties. Usually the names of threshold guardrails 
include the "_threshold" suffix.

For the case of min/max thresholds, we have the precedent of [the guardrail for 
min/max replication 
factor|https://github.com/apache/cassandra/blob/9f078090e9e07d0917716e395e770b766a327fc7/conf/cassandra.yaml#L1871-L1880],
 which looks like:
{code:java}
minimum_replication_factor_warn_threshold
minimum_replication_factor_fail_threshold
maximum_replication_factor_warn_threshold
maximum_replication_factor_fail_threshold
{code}
If we follow the same naming style for consistency, the new yaml properties 
would look like:
{code:java}
minimum_timestamp_warn_threshold
minimum_timestamp_fail_threshold
maximum_timestamp_warn_threshold
maximum_timestamp_fail_threshold
{code}
Instead of the current:
{code:java}
timestamp_warn_upper_bound
timestamp_fail_upper_bound
timestamp_warn_lower_bound
timestamp_fail_lower_bound
{code}
I don't see that we have any other properties whose names use lower/upper bound.

> Add Option to Timebox write timestamps
> --------------------------------------
>
>                 Key: CASSANDRA-18352
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-18352
>             Project: Cassandra
>          Issue Type: New Feature
>          Components: CQL/Semantics
>            Reporter: Jordan West
>            Assignee: Jordan West
>            Priority: Normal
>
> In several cases it is desirable to have client provided timestamps generated 
> at the application-level. This can be error prone, however. In particular, 
> applications can choose timestamps that may be nonsensical for a given 
> application. One dangerous manifestation of this is the "doomstone" (a 
> tombstone far in the future of any realistic write). This feature would allow 
> either operators or users to specify a minimum and maximum timebound of 
> "reasonable" timestamps. The default would be negative infinity, positive 
> infinity to maintain backwards compatibility. Writes that are USING TIMESTAMP 
> with a timestamp outside of the timebox will see an exception. 



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