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    Fix, optimize or write SQL queries (MySQL, Postgres, etc)

    $30
    1
    Delivery in
    1 day

    • Views 182
    Amount of days required to complete work for this Offer as set by the freelancer.
    Rating of the Offer as calculated from other buyers' reviews.
    Average time for the freelancer to first reply on the workstream after purchase or contact on this Offer.
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    What you get with this Offer

    I will fix, optimize or write your MySQL/Postgres/Snowflake/Bigquery/Redshift or any relational SQL query

    With 1 order you get:
    ✔ Fixing or writing of your SQL query
    ✔ Up to 5 revisions in case the result is not what you expected

    If you have more SQL queries that you want to work on, please check Add-ons for special discounts.

    ★ Don't forget to check the Add-ons for extras you may need with this service.
    ★ Also have a look at my other hourlies for services you may need at best prices.

    ✔ Feel Free To Contact Me Anytime
    ✔ 100% Customer Satisfaction guaranteed
    ✔ 100% money-back guarantee
    ✔ Unlimited revisions
    ✔ Friendly customer service

    Get more with Offer Add-ons

    • I can write, optimize or fix 3 SQL queries

      Additional 2 working days

      +$35
    • I can write, optimize or fix 6 SQL queries

      Additional 2 working days

      +$70
    • I can deliver all work in 1 working day
      +$25

    What the Freelancer needs to start the work

    Please provide me with:
    1. Your MySQL/SQL query (if you want it to be fixed)
    2. The structure of the database
    3. What you want the query to return

    $30
    1
    Delivery in
    1 day

    • Views 181
    Amount of days required to complete work for this Offer as set by the freelancer.
    Rating of the Offer as calculated from other buyers' reviews.
    Average time for the freelancer to first reply on the workstream after purchase or contact on this Offer.
    Charlie T.
    Charlie T.
    Marketing & Business Intelligence Expert

    I am a Marketing & Business data developer & analyst who specialized in developing Business Intelligence systems, Marketing & CRM Data Analytics systems and optimization...Read moreI am a Marketing & Business data developer & analyst who specialized in developing Business Intelligence systems, Marketing & CRM Data Analytics systems and optimization processes.

    I have solid knowledge and experience in marketing (10 years) and business data (5 years). The latest system I built (mainly by myself) is the Business Intelligence System which integrate Facebook Ads, Google Ads and other advertising platforms data with my company CRM to generate meaningful and actionable reports in different levels.

    I am familiar with Facebook Marketing API, Google Ads API and other advertising platforms. Besides,
    I have knowledge and experience with:
    - ETL software (Pentaho, Talend, Stitchdata, Singer.io, etc) and been using them for my job.
    - Different database management systems: PostgreSQL, MongoDB, MySQL, Hadoop and the others
    - Data mining & visualizer: Metabase, Re:dash, KNIME, Tableau, Looker, Sisense, Power BI, Qlik, etc
    - Programming & analytical languages: R, Python, SQL, Javacript, Linux
    - Web & app analytics tools: Google Analytics, Facebook Pixel, Facebook Offline Conversion, Mixpanel (for apps), Google Tag Manager, Matomo, etc.
    - Marketing automation systems
    - Marketing technologies, practices, strategies and activities

    Viet Nam
    Contact

    Money protection guarantee
    Money Protection Guarantee
    Project done or your money back

    • Buyer Tips
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    • The Offer price is fixed - you never pay a penny more
    • Your money is safe until you agree to release funds to the Freelancer
    • After purchase, you should contact the Freelancer and let them know about your requirements
    Read more
    • Every Offer is a fixed price job to ensure that you never worry about any hidden extras.You pay only the list price no matter how much time the Freelancer spends.

    • Your money doesn’t go directly to the Freelancer; we keep it secure in escrow until the work is done to specification and you are satisfied with the deliverables.

    • After purchase, you should contact the Freelancer and let them know about your requirements. This is when you can add your input to the Offer making it completely bespoke to your business.

    1. You buy an Offer and your payment is held in escrow
    2. You contact the Freelancer and specify your requirements
    3. Work is delivered
    4. If you are happy you release the money to the Freelancer
    Read more
    • You buy an Offer and your payment is held in escrow;

      This keeps it secure until work is delivered. You pay only the list price no matter how much time it takes the Freelancer to complete.

    • You contact the Freelancer and specify your requirements.

      This is when you can make your Offer completely bespoke to your business.

    • Work is delivered.
    • You release the money to the Freelancer.

      In the unlikely event that you're not completely happy with the work done, we will refund the full amount directly to you.



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