PostgreSQL Dump Snippet

psql -U user

cat ./query.sql | docker exec -i <container-name> psql -U <user> -d <database>

cat ./dump-1406-11nov22.sql | docker exec -i ac6171 psql -U postgres -d database-name

psql -U username -d dbname < filename.sql
 
-- For Postgres versions 9.0 or earlier
psql -U username -d dbname -1 -f filename.sql