Re: [PERFORM] POWA doesn't show queries executed
От | phb07 |
---|---|
Тема | Re: [PERFORM] POWA doesn't show queries executed |
Дата | |
Msg-id | 3678e7db-1142-f768-5e39-1bac73c295d7@apra.asso.fr обсуждение исходный текст |
Ответ на | [PERFORM] POWA doesn't show queries executed (Neto pr <netopr9@gmail.com>) |
Список | pgsql-performance |
Hi,
You should probably report your issue at https://github.com/dalibo/powa/issues
KR
You should probably report your issue at https://github.com/dalibo/powa/issues
KR
Le 18/11/2017 à 02:52, Neto pr a écrit :
Dear all
I have successfully installed POWA (http://dalibo.github.io/powa), including all required extensions, see the following Printscreen of its operation of end email.
But when executing queries in psql- comand line, this queries are not monitored by powa. I have checked that only Postgresql internal catalog queries are shown. .
I need the Optimize Query functionality and mainly the suggestion of indexes.
But that does not work, by clicking on the optimize query option, returns zero suggestions.
See below that I created a scenario, with a table with a large amount of data, to check if the tool would suggest some index, and when making a complex query, no index is suggested.
Someone uses POWA, knows if they have to configure something so that the queries are monitored and show suggestions ??
---------------------- Printscreens of my environment partially working:--------------
https://sites.google.com/site/eletrolareshop/repositorio/powa1.jpeg
https://sites.google.com/site/eletrolareshop/repositorio/powa2.jpeg
https://sites.google.com/site/eletrolareshop/repositorio/powa3.jpeg
-------------------------------------------------------------------------------------------------------
------------------------ scenario to verify the suggestion of indices --------------------
postgres=# create table city_habitant (number_habitant text);
CREATE TABLE
postgres=# insert into city_habitant (number_habitant) select 'São Paulo' from (select generate_series (1, 4000000)) a;
INSERT 0 4000000
postgres=# insert into city_habitant (number_habitant) select 'Rio de Janeiro' from (select generate_series (1, 8000000)) a;
INSERT 0 8000000
postgres=# insert into city_habitant (number_habitant) select 'Recife' from (select generate_series (1, 6000000)) a;
INSERT 0 6000000
postgres=# insert into city_habitant (number_habitant) select 'Santos' from (select generate_series (1, 2000000)) a;
INSERT 0 2000000
postgres=# insert into city_habitant (number_habitant) select 'Chui' from (select generate_series (1, 6)) a;
INSERT 0 6
postgres=# SELECT number_habitant, count(number_habitant) FROM city_habitant GROUP BY number_habitant;
number_habitant | count
-------------------+------
Rio de Janeiro | 8000000
Recife | 6000000
Santos | 2000000
São Paulo | 4000000
Chui | 6
(5 rows)
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