postgresql find biggest table
select schemaname as table_schema,
relname as table_name,
pg_size_pretty(pg_total_relation_size(relid)) as total_size,
pg_size_pretty(pg_relation_size(relid)) as data_size,
pg_size_pretty(pg_total_relation_size(relid) - pg_relation_size(relid))
as external_size
from pg_catalog.pg_statio_user_tables
order by pg_total_relation_size(relid) desc,
pg_relation_size(relid) desc
limit 10;postgres select max value
SELECT * FROM payment
WHERE amount = (
SELECT
MAX(amount)
FROM
payment
);Copyright © 2021 Codeinu
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