installPermUbuntu18

sudo apt install flex bison libxslt-dev libxml2-dev libz-dev gcc make clang
git clone https://github.com/IITDBGroup/perm.git
cd perm
./configure --with-libxml --with-libxslt --prefix=INSTALLDIR -CFLAGS='-O1' -CC=clang
make
make install
mkdir clusterdir

vim ~/.bashrc
add export PATH="/home/joker/permdir/bin:$PATH" to ~/.bashrc
quit vim

sudo chmod 777 -R /usr/local
initdb -D /usr/local/pgsql/data
postgres -D /usr/local/pgsql/data
#open a new tab
createdb test
psql test
CREATE LANGUAGE plpgsql;
\i /pathToPermCode/contrib/xml2/pgxml.sql