Customize queries in mysql with php 5.3.2 and ajax calls

I need someone to optimize some queries to avoid mysql crash on server, in this application I use php 5.3.2 and OCOMMERCE MS2.2.

Note: I am a php developer, I have developed part of this application and the queries.

Note: necessary deep knowledge in mysql, php and javascript/ajax.

Evner: AJAX, Javascript, MySQL, OSCommerce, PHP

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Om arbejdsgiveren:
( 49 bedømmelser ) Brasília, Brazil

Projekt ID: #15679288

24 freelancere byder i gennemsnit R$504 på dette job


May I check performance issue details? Relevant Skills and Experience php dev Proposed Milestones R$102 BRL - on end

R$102 BRL in 3 dage
(220 bedømmelser)

Hello, I'm a PHP/Drupal/WordPress/Bootstrap/Codeigniter CERTIFIED EXPERT developer. And have a lot of experience with System admin + Html + Javascript + CSS + API integration Relevant Skills and Experience https://ww Flere

R$333 BRL in 3 dage
(574 bedømmelser)

I have read your requirements and think that I would be a great fit for this project, Ready to start Relevant Skills and Experience Yes, I offer you quality work and time based completion Proposed Milestones R$727 BR Flere

R$727 BRL in 6 dage
(517 bedømmelser)
R$666 BRL in 3 dage
(87 bedømmelser)

Hello! As a professional web developer,I would like to work with you for this project. I have rich experiences for website design and php,sql,javascript,jquery, json, css, wordpress, shopify,etc... Relevant Skills an Flere

R$555 BRL in 3 dage
(98 bedømmelser)

Dear,[login to view URL] you for reviewing me. I have just read your project description carefully. I am suitable for this work and have enough power . I will provide the best product to you as you wanted. Relevant Skills and Flere

R$666 BRL in 3 dage
(47 bedømmelser)
R$466 BRL in 3 dage
(117 bedømmelser)

Firstly. I will study your php, mysql & server logs to isolate the problem areas. I will then apply fixes to those areas. Problems can also arise from MySQL DB normalisation and indexing. Relevant Skills and Experienc Flere

R$680 BRL in 2 dage
(47 bedømmelser)

I will optimize query and it will avoid mysql server crash .I will complete this job [login to view URL] have a look at my profile for more about my oscommerce knowledge , experience and feedback. Relevant Skills and Flere

R$750 BRL in 5 dage
(129 bedømmelser)
R$466 BRL in 3 dage
(47 bedømmelser)

Hey, I have 5 year experience. I can share my work experience with you. I'm always available here .so Please send me a message once for more discussion.

R$105 BRL på 1 dag
(114 bedømmelser)
R$750 BRL in 3 dage
(45 bedømmelser)

Hello , My Name is Sam , I am Full Stack web and app developer . I'd read the Project details extremely carefully and I am absolutely sure that I can do the It very well . Relevant Skills and Experience To Know idea a Flere

R$466 BRL in 3 dage
(36 bedømmelser)

Check our many good reviews from our satisfied customers in software and websites development. We will make you happy Relevant Skills and Experience developer Stay tuned, I'm still working on this proposal.

R$405 BRL in 7 dage
(28 bedømmelser)

Hi, I read the job description and I am full time freelancer and 8 year of experience in Php, laravel, CI, magento, joomla, woocommerce, WordPress angularjs, etc in all open-source framework. I much confidence to do Flere

R$1000 BRL in 5 dage
(34 bedømmelser)
R$466 BRL in 3 dage
(7 bedømmelser)

Hello, I am very interested in the project and you would like to apply to it. I'm a web developer with 7 years experience in PHP, MYSQL, CSS3, HTML5 and deep knowledge Wordpress, WP pluggin, development issues Flere

R$466 BRL in 3 dage
(16 bedømmelser)
R$585 BRL in 10 dage
(78 bedømmelser)

hello, I have very good experience with all the technologies that you mentioned in your job description. Relevant Skills and Experience php mysql ajax Proposed Milestones R$466 BRL - web development

R$466 BRL in 3 dage
(6 bedømmelser)

Hello,Hope you doing well.I read your project description,Lets have a technical discussion,negotiate costing, timeline and then we proceed further. I Will show my past work also. Thanks! Relevant Skills and Experienc Flere

R$300 BRL in 2 dage
(7 bedømmelser)