#!/bin/ksh
function get_db_size
{
res=`sqlplus -s expman/expdp@${ORACLE_SID} <<-EOF
        SET ECHO OFF NEWP 0 SPA 0 PAGES 0 FEED OFF HEAD OFF TRIMS ON TAB OFF
        column bytes format 9999
        select round(sum(bytes)/1024/1024/1024) from dba_extents;
        exit;
EOF`
return ${res}
}

# ---------------
export ORACLE_SID=${1}

echo "DB Size is `get_db_size`....."

if [[ `get_db_size` -ge 10000000000 ]]
# if [[ 100 -ge 101 ]]
then
   echo "${ORACLE_SID} DB greater than 10GB......"
else
   echo "${ORACLE_SID} DB less than 10GB......"
fi