This commit is contained in:
2018-10-02 00:02:26 +00:00
parent 4c9a049b68
commit c54d09b5da
3 changed files with 66 additions and 2 deletions

View File

@@ -363,7 +363,7 @@ namespace AyaNova
// ******************** TESTING WIPE DB *****************************
//
//Set this to true to wipe the db and reinstall a trial license and re-seed the data
var TESTING_REFRESH_DB = false;
var TESTING_REFRESH_DB = true;
#if (DEBUG)
//TESTING

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@@ -358,6 +358,70 @@ namespace AyaNova.Biz
//Before attempt to optimize name fetcher
//22548, 21187, 20462, 22336, 20094 - AVG = 21325
/*
explain analyze SELECT m.name
FROM awidget AS m
WHERE m.id = 12989
LIMIT 1
"Limit (cost=0.29..8.30 rows=1 width=27) (actual time=0.079..0.080 rows=1 loops=1)"
" -> Index Scan using awidget_pkey on awidget m (cost=0.29..8.30 rows=1 width=27) (actual time=0.077..0.077 rows=1 loops=1)"
" Index Cond: (id = 12989)"
"Planning time: 0.098 ms"
"Execution time: 0.102 ms"
//All index data
select * from pg_stat_user_indexes
SELECT indexrelname,cast(idx_tup_read AS numeric) / idx_scan AS avg_tuples,idx_scan,idx_tup_read FROM pg_stat_user_indexes WHERE idx_scan > 0;
SELECT
t.tablename,
indexname,
c.reltuples AS num_rows,
pg_size_pretty(pg_relation_size(quote_ident(t.tablename)::text)) AS table_size,
pg_size_pretty(pg_relation_size(quote_ident(indexrelname)::text)) AS index_size,
CASE WHEN indisunique THEN 'Y'
ELSE 'N'
END AS UNIQUE,
idx_scan AS number_of_scans,
idx_tup_read AS tuples_read,
idx_tup_fetch AS tuples_fetched
FROM pg_tables t
LEFT OUTER JOIN pg_class c ON t.tablename=c.relname
LEFT OUTER JOIN
( SELECT c.relname AS ctablename, ipg.relname AS indexname, x.indnatts AS number_of_columns, idx_scan, idx_tup_read, idx_tup_fetch, indexrelname, indisunique FROM pg_index x
JOIN pg_class c ON c.oid = x.indrelid
JOIN pg_class ipg ON ipg.oid = x.indexrelid
JOIN pg_stat_all_indexes psai ON x.indexrelid = psai.indexrelid )
AS foo
ON t.tablename = foo.ctablename
WHERE t.schemaname='public'
ORDER BY 7,1,2;
Unused indexes?
SELECT
relid::regclass AS table,
indexrelid::regclass AS index,
pg_size_pretty(pg_relation_size(indexrelid::regclass)) AS index_size,
idx_tup_read,
idx_tup_fetch,
idx_scan
FROM
pg_stat_user_indexes
JOIN pg_index USING (indexrelid)
WHERE
idx_scan > 0
AND indisunique IS FALSE
*/
return ResultList;
}

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@@ -23,7 +23,7 @@ namespace AyaNova.Util
private const int DESIRED_SCHEMA_LEVEL = 9;
internal const long EXPECTED_COLUMN_COUNT = 99;
internal const long EXPECTED_INDEX_COUNT = 23;
internal const long EXPECTED_INDEX_COUNT = 24;
//!!!!WARNING: BE SURE TO UPDATE THE DbUtil::PrepareDatabaseForSeeding WHEN NEW TABLES ADDED!!!!
/////////////////////////////////////////////////////////////////