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Fiverr Pro
Português
$
USD
I will write sql queries optimize databases and fix sql errors
Lead Data Analyst
I am a data analytics professional with deep expertise in transforming complex datasets into actionable intelligence. I have a proven ability to architect end-to-end analytics solutions, spanning data...
Sobre este Serviço
What I offer:
- Write SQL queries from scratch
- Debug and fix SQL errors
- Optimize slow-running queries
- Create JOINs, CTEs, and window functions
- Develop stored procedures and views
- Data extraction, filtering, and aggregation
- Database design and query improvements
- Well-formatted, documented SQL code
- Fast delivery and clear communication
- Support for MySQL, SQL Server, and PostgreSQL
Note: Revisions cover changes related to the original project requirements. New features or additional work will require a separate order.
Plataforma:
BigQuery
•
mySQL
•
PL/SQL
•
SQL Server
Especialidade:
SQL
•
Big data
•
Normalização
•
Otimização de consulta
Perguntas frequentes
Which databases do you support?
I work with SQL Server, MySQL, PostgreSQL, SQLite, and other relational databases.
What SQL tasks can you help with?
I can write queries, fix errors, optimize performance, create JOINs, CTEs, window functions, views, and stored procedures.
Can you optimize slow SQL queries?
Yes. I can analyze and optimize queries to improve execution time and efficiency.
Do you work with existing databases?
Yes. I can modify, troubleshoot, and improve existing SQL code and database objects.
Will my data remain confidential?
Absolutely. Your data and project details will be kept confidential and will not be shared with anyone.
What do you need to get started?
Please provide your requirements, database type, sample data (if available), and the expected output.
Do you offer revisions?
Yes. Revisions are included according to the package you select.
