The list of all the queries

Used indexes

Query goal: Find indexes that are used by the DBMS.
Notes about the query: The query does not exclude indexes that have been created to enforce a constraint.
Query type: General (Overview of some aspect of the database.)
Query license: MIT License
Data source: INFORMATION_SCHEMA+system catalog
SQL query: Click on query to copy it

SELECT schemaname AS table_schema, relname AS table_name, indexrelname AS index_name, idx_scan 
FROM  pg_stat_all_indexes INNER JOIN pg_index USING (indexrelid)
WHERE idx_scan>0
AND schemaname NOT IN (SELECT schema_name
FROM INFORMATION_SCHEMA.schemata
WHERE schema_name<>'public' AND
schema_owner='postgres' AND schema_name IS NOT NULL)
ORDER BY idx_scan DESC;

Collections where the query belongs to

Collection nameCollection description
Find problems by overviewQueries that results point to different aspects of database that might have problems. A human reviewer has to decide based on the results as to whether there are problems or not .

Categories where the query belongs to

Category nameCategory description
Data at the database physical levelQueries of this category provide information about the disk usage.
PerformanceQueries of this category provide information about indexes in a database.

The list of all the queries