There were some versions of C* that didn’t allow you to use LOCAL_* and a single DC NetworkTopologyStrategy, or with SimpleTopologyStrategy.
https://issues.apache.org/jira/browse/CASSANDRA-6238 I think You should use a NetworkTopologyStrategy with one DC for now. On Oct 14, 2014, at 7:39 AM, Robert Wille <rwi...@fold3.com> wrote: > I’m wondering if there’s a best practice for an annoyance I’ve come across. > > Currently all my environments (dev, staging and live) have a single DC. In > the future my live environment will most likely have a second DC. When that > happens, I’ll want to use LOCAL_* consistency levels. However, if I write my > code with LOCAL_* consistency levels, an exception is thrown. I’ve forgotten > the exact verbiage, but its something about having a NetworkTopologyStrategy > that doesn’t support local consistency levels. t don’t really want to change > all my queries when I have a second DC, nor do I want to check my environment > for every query. Is there a nice way to use LOCAL_* consistency levels and > have Cassandra do the appropriate thing when there is a single DC? > > Thanks in advance > > Robert >
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