Explorar las categorías
Explora
Fiverr Pro
Español
$
USD
I will write fix and optimize sql and postgresql queries
Data Engineer, SQL, PostgreSQL and ETL Developer
I help businesses turn raw and messy data into clean, structured, and reliable solutions. I work with SQL, PostgreSQL, Python, PySpark, Databricks, and ETL workflows to solve data and database problem...
Acerca de este Servicio
Are you struggling with SQL errors, slow queries, or complex PostgreSQL tasks?
I will help you write, fix, debug, and optimize SQL queries for PostgreSQL with clean and easy-to-understand solutions.
I can help you with:
- Writing SQL queries from scratch
- Fixing and debugging SQL errors
- Query optimization and performance improvement
- JOINs, subqueries, CTEs, and aggregations
- DDL and DML queries
- Views, functions, and stored procedures
- Data filtering, sorting, and reporting queries
- PostgreSQL database queries
Why choose this Gig?
- Clean and structured SQL
- Solutions based on your requirements
- Clear communication
- On-time delivery
- Explanation of the solution when needed
Every database task is different. For complex queries, performance issues, or custom requirements, please message me before ordering so I can review your task and recommend the right package.
Lets solve your PostgreSQL and SQL query problems.
Tipo de base de datos:
Base de datos relacional
Plataforma:
PostgreSQL
Experiencia:
SQL
•
DDL
•
DML
•
Optimización de consultas
Mi porfolio
FAQ
Which database do you work with?
I primarily work with PostgreSQL and SQL. If you have a specific PostgreSQL task, please send me the details before ordering so I can confirm the scope.
Can you fix errors in my existing SQL queries?
Yes. I can review, debug, and fix existing SQL queries. Please share the query, error message, expected result, and relevant table structure.
Can you optimize slow PostgreSQL queries?
Yes. I can analyze and optimize PostgreSQL queries for better performance. For performance issues, please share the query, table structure, indexes, and EXPLAIN or EXPLAIN ANALYZE output if available.
What do you need before starting my order?
Please provide your SQL task or requirements, database type and version, relevant table schemas, sample data if possible, current query or error message, and the expected output.
Should I contact you before placing an order?
For simple SQL tasks, you can choose the appropriate package directly. For complex queries, optimization, debugging, or custom requirements, please message me first so I can confirm the scope and recommend the right package.
