Update PostgreSQL
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wget -q https://www.postgresql.org/media/keys/ACCC4CF8.asc -O - | sudo apt-key add -

sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" >> /etc/apt/sources.list.d/pgdg.list'

sudo apt-get update

sudo apt-get install postgres-10

sudo su - postgres

psql


Set PSQL defaults
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put .psqlrc in home directory
\set x '\\setenv PAGER less'
\set xx '\\setenv PAGER \'pspg -bX --no-mouse\''