{"comment":{"url":"https://api.github.com/repos/basho/riak_ql/comments/12706544","html_url":"https://github.com/basho/riak_ql/commit/6a2e7366a4fb17f88da0ad7e6a4864667e13335c#commitcomment-12706544","id":12706544,"user":{"login":"hmmr","id":1107079,"avatar_url":"https://avatars.githubusercontent.com/u/1107079?v=3","gravatar_id":"","url":"https://api.github.com/users/hmmr","html_url":"https://github.com/hmmr","followers_url":"https://api.github.com/users/hmmr/followers","following_url":"https://api.github.com/users/hmmr/following{/other_user}","gists_url":"https://api.github.com/users/hmmr/gists{/gist_id}","starred_url":"https://api.github.com/users/hmmr/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/hmmr/subscriptions","organizations_url":"https://api.github.com/users/hmmr/orgs","repos_url":"https://api.github.com/users/hmmr/repos","events_url":"https://api.github.com/users/hmmr/events{/privacy}","received_events_url":"https://api.github.com/users/hmmr/received_events","type":"User","site_admin":false},"position":31,"line":49,"path":"include/riak_ql_ddl.hrl","commit_id":"6a2e7366a4fb17f88da0ad7e6a4864667e13335c","created_at":"2015-08-14T09:06:38Z","updated_at":"2015-08-14T09:06:38Z","body":"This note is solely to make sure I get things right.\r\n\r\nElsewhere in Riak, I have seen records marked by a version prefix, for the good reason of allowing those to be distinguished and dealt with properly when a new version or protocol comes along, during a cluster upgrade. Is this also the case here? And if so, what are the expected scenarios where both _v1 and _v2 could be coexisting?"}}