I will write, fix and optimize sql queries

Marin Tudor

Romania

I speak English

Data Analyst

Hello, I am a data professional with experience in Data Analysis, SAP MM Support, Excel reporting, data cleaning, and SQL. I help businesses organize, clean, analyze, and transform their data into m...
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About this Gig

Need help with SQL queries?

I can help you write, fix, debug and optimize SQL queries for reporting, data extraction and analysis.

Services include:

SQL query writing

Query debugging

JOINs and aggregations

Data retrieval and filtering

Reporting queries

Basic query optimization

I work with MySQL, PostgreSQL, SQL Server and SQLite.

I focus on clear communication, accurate results and fast delivery.

Please contact me before placing large or complex orders.

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write, fix and optimize sql queries
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write, fix and optimize sql queries

Database type:

Relational database

Platform:

MySQL

•

PostgreSQL

•

SQLite

•

SQL Server

Expertise:

SQL

•

DML

•

DQL

•

Query optimization

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