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#!/bin/bash
# this script only works with MySQL
defaultusername=$USER
defaulthostname=localhost
defaultdatabase=$USER
indextable=sogo_folder_info
read -p "Username ($defaultusername): " username
read -p "Hostname ($defaulthostname): " hostname
read -p "Database ($defaultdatabase): " database
if [ -z "$username" ]
then
username=$defaultusername
fi
if [ -z "$hostname" ]
then
hostname=$defaulthostname
fi
if [ -z "$database" ]
then
database=$defaultdatabase
fi
sqlscript=""
function addField() {
oldIFS="$IFS"
IFS=" "
part="`echo -e \"ALTER TABLE $table ADD COLUMN c_category VARCHAR(255);\\n\"`";
sqlscript="$sqlscript$part"
IFS="$oldIFS"
}
tables=`mysql -p -N -B -u $username -h $hostname $database -e "select SUBSTRING_INDEX(c_quick_location, '/', -1) from $indextable where c_folder_type = 'Appointment';"`
for table in $tables;
do
addField
done
echo "$sqlscript" | mysql -p -s -u $username -h $hostname $database > /dev/null
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