Paweł Domański
22 lines
892 B
SQL
22 lines
892 B
SQL
Below queries can be used to get schema wise size in postgres db
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postgres=# select schemaname,pg_size_pretty(sum(pg_relation_size(quote_ident(schemaname) || '.' || quote_ident(tablename)))::bigint) as schema_size FROM pg_tables group by schemaname;
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schemaname | pg_size_pretty
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--------------------+----------------
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raj | 8192 bytes
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public | 3651 MB
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pg_catalog | 2936 kB
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information_schema | 96 kB
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(4 rows)
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postgres=# SELECT schemaname,
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pg_size_pretty(sum(table_size)::bigint) as schema_size,
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(sum(table_size) / pg_database_size(current_database())) * 100 as percentage_of_total_db
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FROM (
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SELECT pg_catalog.pg_namespace.nspname as schemaname,
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pg_relation_size(pg_catalog.pg_class.oid) as table_size
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FROM pg_catalog.pg_class
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JOIN pg_catalog.pg_namespace ON relnamespace = pg_catalog.pg_namespace.oid
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) t
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GROUP BY schemaname
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ORDER BY schemaname; |