Setting Blank lines to ON before executing a SQLFILE in shell script

Question

echo exit | sqlplus username/password@host_ip:port/Service_name @SQLFILENAME

I want to execute set sqlbl on before executing The SQLFILENAME and also want that after executing SQLFILENAME it should exit sqlplus

Answer 1

$SQLPLUS -S username/password@ip:port/servicename<< EOF
SQL-STATEMENTS
set sqlbl on 
commit
EOF