PostgreSQL table sizes

SELECT
 schema_name,
 relname,
 pg_size_pretty(table_size) AS size,
 table_size

FROM (
      SELECT
        pg_catalog.pg_namespace.nspname           AS schema_name,
        relname,
        pg_relation_size(pg_catalog.pg_class.oid) AS table_size

      FROM pg_catalog.pg_class
        JOIN pg_catalog.pg_namespace ON relnamespace = pg_catalog.pg_namespace.oid
    ) t
WHERE schema_name NOT LIKE 'pg_%'
ORDER BY table_size DESC;

Related

• PostgreSQL: \dt

See also

• PostgreSQL: pg_dump, pg_restore, pgAdmin, pg_config, psql, pg_ctl, pg_isready, initdb, Role, Schema, DBeaver, Navicat, DataGrip, OmniDB, Adminer, docker-compose.xml PostgreSQL, PostgreSQL version, PostgreSQL logs, postgresql.conf, pg_hba.conf, $HOME/.pg_service.conf, Create database (PostgreSQL), Create user, createdb, GRANT, pg_stat, PostgreSQL VACUUM, EXPLAIN, pg stat activity, Autovacuum, ALTER DATABASE, PostgreSQL statistics collector, Shared buffers, EXPLAIN (PostgreSQL), EXPLAIN ANALYZE, Bitmap scan, EXPLAIN VERBOSE, EXPLAIN VERBOSE (PostgresSQL), WAL, ALTER USER, CREATE ROLE, CREATE USER, \du, show users, \l, The Statistics Collector, pganalyze, cron.schedule, Master, pg_tables, PostgreSQL replication, CREATE, SET, TOAST, PgBouncer, Restore DB, Index, meta-commands, Table, foreign table, Schema, Sequence, Views, materialized view, Table Partitioning, monitoring, PostgreSQL System Administration Functions, PostgreSQL extension, privileges, logging, PGTune, PostgreSQL parameter tunning, PostgreSQL modules, pgbench, PostgreSQL users, catalogs, Patroni, Binary Data Types