t
tuningwizard

Gabriel C

@tuningwizard
5,0(31)

For faster, better SQL

Argentine
Anglais, Espagnol
Certaines informations sont présentées en anglais.
À propos de moi
I'm a consultant with close to 20 years of experience in the databases field. I have led and participated in numerous projects involving MySQL, Oracle, MongoDB and SQL Server, across many well-known companies. I'm also a developer, who contributed to two MySQL plugins, two custom MySQL DBaaS platforms, among other solutions. In 2022, I founded query-optimization . com to help people understand and improve slow SQL queries.... Plus d’infos

Compétences

t
tuningwizard
Gabriel C
hors ligne • 

Voir mes services

SQL & Requêtes NoSQL
I will optimize your mysql and mariadb slow queries
5,0(28)

Portfolio

31 Avis
5,0

(31)
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Détails de la notation
  • Niveau de communication avec le freelance
    5
  • Qualité de la livraison
    5
  • Valeur de la livraison
    5
1 à 5 avis sur 31
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Les plus pertinents
    A
    image-docs

    angelvenessi

    US

    États-Unis

    5

    I've worked with many freelancers on Fiverr, but this has been one of the most professional experiences I've had. From the start, he demonstrated strong technical skills in identifying and optimizing *slow queries* that were seriously affecting the performance of my WordPress + WooCommerce site. 🔍...

    Jusqu’à 50 $US

    Prix

    13 jours

    Durée

    gig

    SQL & Requêtes NoSQL

    Utile?
    Oui
    Non
    S

    setexan

    US

    États-Unis

    5

    Was a pleasure to work with and will hire again in the future to help with my site further. The communication was great and very friendly. I had a problem and he was right there to work with me in order to get it fixed!

    Jusqu’à 50 $US

    Prix

    2 semaines

    Durée

    gig

    SQL & Requêtes NoSQL

    Utile?
    Oui
    Non
    A
    image-docs

    ajmehta

    US

    États-Unis

    5

    He addressed our issue quickly and delivered exactly what I needed!

    Jusqu’à 50 $US

    Prix

    1 jour

    Durée

    gig

    SQL & Requêtes NoSQL

    Utile?
    Oui
    Non
    L

    leebarneshair

    US

    États-Unis

    5

    He was amazing to work with! He is very thorough and great at what he does. I will use him again, and I highly recommend!

    Jusqu’à 50 $US

    Prix

    1 jour

    Durée

    gig

    SQL & Requêtes NoSQL

    Utile?
    Oui
    Non
    A

    asif_khan_2024

    US

    États-Unis

    5

    This has been my best Fiverr experience thus far. Gabriel's expertise went beyond expectations. He provided an exceptional learning experience and provided clear explanations along with real-world examples. This made the sessions insightful and immediately applicable. I'll certainly apply what I've learned...

    50 $US-100 $US

    Prix

    2 jours

    Durée

    gig

    SQL & Requêtes NoSQL

    Utile?
    Oui
    Non