psql dump code example
Example 1: postgresql pg_dump
pg_dump -U user -d db_name -h 127.0.0.1 > dump.sql
Example 2: postgres make sql dump
pg_dump -U username dbname > dbexport.pgsql
Example 3: how to take database dump in postgresql
pg_dump dbname > outfile
Example 4: psql load dump
psql databasename < data_base_dump