<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"><div class="im">
> When purgeInternal is invoked I delete all rows which have a column in the range "Infinispan:expiration0000000000000000" to "Infinispan:expiration0paddednowtimestamp".<br>
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</div>Is this efficient from a Cassandra perspective? Would this not involve a lot of String comparisons?<br></blockquote></div><br>Cassandra stores columns adjacently according to a predefined user-defined algorithm. Since all columns are going to be ordered by ascending expiration this operation is quite quick.<br>
<br>Tristan<br>