SWH12 commented on code in PR #5884:
URL: https://github.com/apache/hbase/pull/5884#discussion_r1778051942


##########
bin/replication/copy_tables_desc.rb:
##########
@@ -39,6 +39,17 @@ def usage
   exit!
 end
 
+def create_namespace_if_not_exists(dst, namespace)
+  begin
+    dst.getNamespaceDescriptor(namespace)
+    puts format('Namespace "%s" already exists.', namespace)
+  rescue org.apache.hadoop.hbase.NamespaceNotFoundException
+    descriptor = 
org.apache.hadoop.hbase.NamespaceDescriptor.create(namespace).build()
+    dst.createNamespace(descriptor)

Review Comment:
   Yes, you are right. I will modify and test it.



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