i am naive to this so please help me in finding out additional information.
Additionally there is mistake in the first line which should be <?xml version = "1.0" encoding = "UTF-8"?> instead of <?xml version = '1.0' encoding = 'UTF-8'?> but we have limitation on changing the data.
Thanks for responding my db details are given below
Oracle Database 11g Enterprise Edition Release 188.8.131.52.0 - 64bit Production
PL/SQL Release 184.108.40.206.0 - Production
"CORE 220.127.116.11.0 Production"
TNS for Linux: Version 18.104.22.168.0 - Production
NLSRTL Version 22.214.171.124.0 - Production