Топ-100
 
CerebroSQL

PostgreSQL: table and index size

The OBJECT SIZE node will show the size of the selected table and all its indexes in sum

PostgreSQL table size.jpg

select pg_size_pretty(pg_indexes_size($$TABLEOID::oid)) "IndexSize",
       pg_size_pretty(pg_table_size($$TABLEOID::oid)) "TableSize"