DB Queries Optimize

The purpose of this project is to validate and optimize 55 Postgres database queries. These queries do basic calculation with a simple but specific output format. All the queries will be provided with performance measurements in their current working format.

More details about the project can be found on the following Google Doc:

[url removed, login to view]

The specific queries and their current performance measurements can be found on this Google Sheet:


Sql files containing schema and data will be provided on acceptance of the project.

There is a high probably of additional work if the project is successfully completed in a efficient and effective manner.

Habilidades: PostgreSQL

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Acerca do Empregador:
( 0 comentários ) Seattle, United States

ID do Projeto: #13373016

8 freelancers estão ofertando em média $514 para esse trabalho


Hi Dear I have a lot of experience in DataBases ,Data Warehous,DB2 , Teradata etc . I am DataBases + Warehouse certified from Oracle,postgresSQL,SQL SERVER , Access. I have done many work in Requirements analysis , D Mais

$250 USD in 10 dias
(1 Comentário)

Dear Sir/Ma'am, Greeting for the day, Hope you are doing well I would like to introduce OMANGOM Infosystems Pvt Ltd ([login to view URL]). We are software Development Company based in India. If you are looking for custo Mais

$777 USD in 15 dias
(0 Comentários)

Queries-Optimize Hello, This is not copy/paste message. I read your requirements. I am interested for this job. I have expertise in Wordpress, Laravel, Magento, AngularJS, Ruby on Rails, Core PHP etc. technolo Mais

$555 USD in 10 dias
(0 Comentários)

Hello, my name is Michael. I represent Ukrainian based IT-company Webbook Inc that provides services in the IT-sphere for international business. We were carefully reviewing the requirements of the job description, so Mais

$530 USD in 12 dias
(0 Comentários)

This will be my first project on this freelancer website and would be glad to give you the best of service with all my capabilities being a database developer for almost 11 years.

$444 USD in 10 dias
(0 Comentários)

Without looking at the data or structure of the tables it would be difficult to give a proper solution. But we can use Explain query to understand the performance bottlenecks. These can then be optimized using Indices Mais

$500 USD in 21 dias
(0 Comentários)

Dear Sir, I have been working on Databases and Dataware housing for the last 9 years and I am very proficient in optimizing the queries. Although I am new to freelancer you may check my linkedin profile and my previous Mais

$500 USD in 6 dias
(0 Comentários)

I love PostgreSql...and I think that's the key to a well-done job. I am sure I can leave you with the best impression of my work done!. Thanks in advance!

$555 USD in 10 dias
(0 Comentários)