Add dynamic config
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Key: HADOOP-7315
URL: https://issues.apache.org/jira/browse/HADOOP-7315
Project: Hadoop Common
Issue Type: Improvement
Reporter: stack
I'm sure this issue exists already, at least as part of the discussion around
making online schema edits possible, but no hard this having its own issue.
Ted started a conversation on this topic up on dev and Todd suggested we lookd
at how Hadoop did it over in HADOOP-7001
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