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DBAdmin/inbox/DataBase/PostgreSQL/queries/pg_stat_all_indexes.sql
T
2026-05-18 06:40:19 +00:00

40 lines
1.3 KiB
SQL

SELECT n.nspname as schema,
i.relname as table,
i.indexrelname as index,
i.idx_scan,
i.idx_tup_read,
i.idx_tup_fetch,
CASE WHEN idx.indisprimary
THEN 'pkey'
WHEN idx.indisunique
THEN 'uidx'
ELSE 'idx'
END AS type,
/*
pg_get_indexdef(idx.indexrelid, 1, FALSE) as idxcol1,
pg_get_indexdef(idx.indexrelid, 2, FALSE) as idxcol2,
pg_get_indexdef(idx.indexrelid, 3, FALSE) as idxcol3,
pg_get_indexdef(idx.indexrelid, 4, FALSE) as idxcol4,
*/
CASE WHEN idx.indisvalid
THEN 'valid'
ELSE 'INVALID'
END as statusi,
pg_relation_size( quote_ident(n.nspname) || '.' || quote_ident(i.relname) ) as size_in_bytes,
pg_size_pretty(pg_relation_size(quote_ident(n.nspname) || '.' || quote_ident(i.relname) )) as size
FROM pg_stat_all_indexes i
JOIN pg_class c ON (c.oid = i.relid)
JOIN pg_namespace n ON (n.oid = c.relnamespace)
JOIN pg_index idx ON (idx.indexrelid = i.indexrelid )
WHERE i.relname LIKE '%%'
AND n.nspname NOT LIKE 'pg_%'
-- AND idx.indisunique = TRUE
-- AND NOT idx.indisprimary
-- AND i.indexrelname LIKE 'tmp%'
-- AND idx.indisvalid IS false
/* AND NOT idx.indisprimary
AND NOT idx.indisunique
AND idx_scan = 0
*/ ORDER BY 1, 2, 3;