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JEFFREY I
@jikechukwu11
Oracle SQL Developer , Database Queries , Reports
Nigeria
About me
I am an Oracle SQL developer with hands-on experience in writing queries, fixing SQL issues, and building business reports.
I can help with:
- SQL queries and joins
- Fixing SQL errors
- Data analysis and reporting
- Data cleaning and formatting
- Subqueries and aggregations
I have built real database projects including HR systems,sales reports, and product analytics using Oracle SQL.
I deliver clean,efficient, and accurate results.
Skills
JEFFREY I
Offline •
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Database Development
I will write sql queries, fix sql errors, and create reports
Portfolio
Work experience
Database Administration lecturer
Charity Safaris • Full-time
Jan 2003 - Feb 2004 • 1 yr 1 mo
I Lectured student on Oracle database for a period of 1year where my students were success ful in their exams on becoming Oracle database administrators.
1 Reviews
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shaniecehyatt
United States
Jeffrey was exceptional and professional in the way he was able to deliver on his promise. He understood the objective, asked questions to clarify, provided excellent results to our queries. He worked in a timely manner and exceeded our expectations. I recommend Jeffrey to everyone. Thank you Jeffrey
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