default void postCreateTable(final ObserverContext<MasterCoprocessorEnvironment> ctx,
    TableDescriptor desc, RegionInfo[] regions) throws IOException {
  }
Called after the createTable operation has been requested. Called as part of create table RPC
call.
@param ctx     the environment to interact with the framework and master
@param desc    the TableDescriptor for the table
@param regions the initial regions created for the table
hbase-server/src/main/java/org/apache/hadoop/hbase/coprocessor/MasterObserver.java