Robert D.
1 SQL lesson












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Orange, CT
There's joy in helping students discover their own love for learning. With six years of experience tutoring math and various CS and AI courses, I've had the pleasure of working with students from kindergarten to college, guiding them through...
There's joy in helping students discover their own love for learning. With six years of experience tutoring math and various CS and AI courses, I've had the pleasure of working with students from kindergarten to college, guiding them through...

Franklin Square, NY
I have over 6 years of tutoring experience, beginning in college at the Polytechnic Institute of NYU. After graduating, I worked at Mathnasium for 2 years, tutoring students from kindergarten through 12th grade, including students with different...
I have over 6 years of tutoring experience, beginning in college at the Polytechnic Institute of NYU. After graduating, I worked at Mathnasium for 2 years, tutoring students from kindergarten through 12th grade, including students with different...
Christopher taught me how to do polynomials, word problems, radicals, etc. He is really knowledgeable and easy to understand. Really enjoy his tutoring class. The way he teaches makes me understand the concept and be able to do it... - Altagracia, 2 lessons with Christopher

Uniondale, NY
Hello, I am Zachary. All throughout my life I have realized that I enjoy passing on my knowledge and helping others increase their own knowledge because in the end, that is the best outcome for everyone involved. For example, when I was joining...
Hello, I am Zachary. All throughout my life I have realized that I enjoy passing on my knowledge and helping others increase their own knowledge because in the end, that is the best outcome for everyone involved. For example, when I was joining...

Lake Grove, NY
Positions I have held include several consulting roles including work as an ERP consultant and the CTO of a manufacturing company where I performed DBMS installs and performed DBA tasks for SQL and Oracle based databases.
Positions I have held include several consulting roles including work as an ERP consultant and the CTO of a manufacturing company where I performed DBMS installs and performed DBA tasks for SQL and Oracle based databases.
Andrew S. is a thoughtful, experienced, and keen educator. He is proficient enough to answer most any question some one might have about IT or security. He provides explanation past your initial query to ensure that you leave the ... - James, 7 lessons with Andrew

Old Bethpage, NY
If you are in a beginner or intermediate SQL class or are otherwise just starting out with SQL and need assistance understanding the language, I can help. I have 15+ years experience in writing, reviewing, and revising basic to...
If you are in a beginner or intermediate SQL class or are otherwise just starting out with SQL and need assistance understanding the language, I can help. I have 15+ years experience in writing, reviewing, and revising basic to...

Many employers assume that every programmer know some SQL, and as a web developer or a Java developer, you'll probably find that a lack of SQL understanding will be a hinderance. SQL is a very deep language onto itself,...
Many employers assume that every programmer know some SQL, and as a web developer or a Java developer, you'll probably find that a lack of SQL understanding will be a hinderance. SQL is a very deep language onto itself,...
Steven helped me with understanding some fundamental approaches to disentangling complex SQL problems. It really helped calm me down and give me some tools to work in SQL - Steven, 2 lessons with Steven

SQL has been around for a long while. I learned SQL in my database course when getting my BS in Computer Science (while in Germany serving in the US Air Force). Understanding the concepts of databases is a key foundation to being a...
SQL has been around for a long while. I learned SQL in my database course when getting my BS in Computer Science (while in Germany serving in the US Air Force). Understanding the concepts of databases is a key foundation to being a...
I loved my session with Julie! She doesn't normally take last-minute requests from anyone, but I was in a very dire situation with an exam in two days and the fear that I didn't know anything of the concepts (writing code for regr... - Meera

I have worked with SQL across multiple projects in environments that require peak-level technology skills.
I have worked with SQL across multiple projects in environments that require peak-level technology skills.
Jonathan was able to help me solve the problems I was having with my assignments, and was also able to explain the solutions so that I could understand them. - Michael

I have used SQL for 25 years, beginning with 7 years at IBM working on a DB2-based Online Transaction Processing (OLTP) system, and I am both an IBM Certified DB2 Application Developer and an IBM Certified DB2 Database Administrator. Over...
I have used SQL for 25 years, beginning with 7 years at IBM working on a DB2-based Online Transaction Processing (OLTP) system, and I am both an IBM Certified DB2 Application Developer and an IBM Certified DB2 Database Administrator. Over...
Bob is an excellent tutor and helped me to understand important foundational concepts in Data Warehousing and SQL queries. Bob went above and beyond by locating and discussing additional reference material that helped illustrate ... - John, 2 lessons with Bob

From logical and physical data modeling to writing and tuning SQL queries for performance, I can bring relevant, real-world experience to the learning environment, using many of today's popular relational databases and tools, including...
From logical and physical data modeling to writing and tuning SQL queries for performance, I can bring relevant, real-world experience to the learning environment, using many of today's popular relational databases and tools, including...
John helped me through several SQL questions, and made sure that I understood the reasoning behind every function that we ran together. He patiently encouraged me and I left the session with a much better handle of SQL and a great... - Carly, 2 lessons with John

I have used SQL in a professional setting for 10+ years.
I have used SQL in a professional setting for 10+ years.
My daughter has been tutored by Mr. Robin for more than 2 years. She is in 11th grade right now. We just got her SAT score yesterday (she took SAT in October). She got 100% correct in math part. She is currently taking AP calculus... - Karen, 88 lessons with Robin

I have worked with SQL databases like Sybase, Mysql, Postgres and MariaDB for 20 years and understand database schema design, how to setup indexes to be efficient and write SQL to extract data for reporting and writing database...
I have worked with SQL databases like Sybase, Mysql, Postgres and MariaDB for 20 years and understand database schema design, how to setup indexes to be efficient and write SQL to extract data for reporting and writing database...
I get to work with Tony in a unique way as I am not studying for any course work but studying with him how to set up my workstation in a way that keeps me extremely efficient when working with my developers. It has saved me countl... - Iker, 14 lessons with Tony

-Creating tables, queries, joins, subqueries and formulas. -Stored procedures and data connections. Also I can give you an intro to SQL course if you have no experience.
-Creating tables, queries, joins, subqueries and formulas. -Stored procedures and data connections. Also I can give you an intro to SQL course if you have no experience.
Recently a contract job ended and I was looking for a SQL boot camp training refresher. Over the past 4-5 weeks, Cal has provided excellent SQL training and valuable homework assignments. So much so that I ended up having this ... - Paul, 105 lessons with Cal

My capabilities are as follows: 1) Designing relational databases from conceptual to logical to physical stages 2) Writing advanced Queries and Subqueries 3) Building View, Stored Procedures, Functions and Triggers 4) Developing SQL...
My capabilities are as follows: 1) Designing relational databases from conceptual to logical to physical stages 2) Writing advanced Queries and Subqueries 3) Building View, Stored Procedures, Functions and Triggers 4) Developing SQL...
Marco really knows his stuff. I recommend Marco. He breaks down the reasoning for SQL and knowing the information in the database. I understand SQL now. I will definitely be getting more lessons in the future. - Sherice

My path into SQL started while learning React.js and working to develop a full-stack skill set. I had specific full-stack applications I wanted to build, and that goal led me to learning how to set up and use phpMyAdmin to manage databases....
My path into SQL started while learning React.js and working to develop a full-stack skill set. I had specific full-stack applications I wanted to build, and that goal led me to learning how to set up and use phpMyAdmin to manage databases....
Zary has been one of the best decisions I made while preparing for my Security+ certification. From the start, it was clear that he has a deep understanding of not only computers and cybersecurity, but also how the CompTIA exams a... - Stephen, 14 lessons with Zary

I tutor SQL using 15+ years of industry experience with Oracle, SQL, and PL/SQL, where I wrote and debugged complex queries and PL/SQL code. I help students understand relational concepts, design tables, and...
I tutor SQL using 15+ years of industry experience with Oracle, SQL, and PL/SQL, where I wrote and debugged complex queries and PL/SQL code. I help students understand relational concepts, design tables, and...
I highly recommend choosing Chadi as your tutor! I started as a beginner in database SQL. I was clueless and I gained a great understanding of database SQL all thanks to Chadi. You will definitely learn a lot from him. Chadi’s k... - Kelley, 33 lessons with CHADI

I have over 15 years industry experience in software development, I have been a programmer, lead developer, architect and project lead on many, many projects, including SQL. I specialize in Java, C++, Javascript, Angular, OpnGL and now...
I have over 15 years industry experience in software development, I have been a programmer, lead developer, architect and project lead on many, many projects, including SQL. I specialize in Java, C++, Javascript, Angular, OpnGL and now...
I just started with Jeffrey. He clearly has strong python and general IT skills. He is also a great teacher, explaining each step clearly until I understand. He listened well to all my requirements and worked them into the lesson.... - David

I teach SQL through hands-on practice in MySQL, PostgreSQL, and cloud-based environments. You’ll learn not just how to write queries, but how to model data effectively, normalize schemas, and think like a data engineer. We’ll cover...
I teach SQL through hands-on practice in MySQL, PostgreSQL, and cloud-based environments. You’ll learn not just how to write queries, but how to model data effectively, normalize schemas, and think like a data engineer. We’ll cover...
Zach has been instrumental in helping me navigate and solve complex projects. His expertise in Python is truly exceptional. He has a unique ability to break down challenging problems into manageable parts, making them easier to un... - Chitra, 75 lessons with Zachariah

I have over 30 years of experience with SQL including advanced queries, joins, sub-queries, views, stored procedures, stored functions. Connectivity as part of full stack applicaitons including JavaScript, Python, Java, PHP, C#. My...
I have over 30 years of experience with SQL including advanced queries, joins, sub-queries, views, stored procedures, stored functions. Connectivity as part of full stack applicaitons including JavaScript, Python, Java, PHP, C#. My...
I needed urgent help with an important SQL script assignment; Robert responded quickly on Wyzant and provided excellent help in the meeting. Would have a lesson with him again! - Andrew

SELECTs with all join types, subqueries, Window functions, bind variables, and SQL UNNEST. I also teach stored procedures & triggers. I have Oracle, SQL Server, MySQL, PostgreSQL, and SQLite databases. I've installed and...
SELECTs with all join types, subqueries, Window functions, bind variables, and SQL UNNEST. I also teach stored procedures & triggers. I have Oracle, SQL Server, MySQL, PostgreSQL, and SQLite databases. I've installed and...
David taught me about primary and foreign keys in SQL. He pulled up a database he already had, was ready to teach me to code immediately, and explained everything he did. It was money well spent, and I will continue to learn more ... - Consuela, 2 lessons with David

I am a graduate of the College of Marin with a degree in computer science, which has equipped me with a solid foundation in various programming languages, including PHP, Laravel, MySQL, Python, JavaScript, Node, ExpressJS, VueJS and ReactJS. My...
I am a graduate of the College of Marin with a degree in computer science, which has equipped me with a solid foundation in various programming languages, including PHP, Laravel, MySQL, Python, JavaScript, Node, ExpressJS, VueJS and ReactJS. My...
I've been learning SQL through Umair on Wyzant and he takes what's foreign and makes it user friendly. I had to take a couple of weeks off from lessons, and he made sure to patiently re-review items we had already gone through, h... - Nisha, 12 lessons with Umair

Need help with SQL, Python, Excel, or AI integrations? Whether it's for a class, capstone project, exam, or application support. With 8+ years of tutoring and industry experience, I focus on helping you hit the ground running with...
Need help with SQL, Python, Excel, or AI integrations? Whether it's for a class, capstone project, exam, or application support. With 8+ years of tutoring and industry experience, I focus on helping you hit the ground running with...
I highly recommend Thomas to anyone that is struggling or if they need a little extra help with Business Technology .The first time that I used Thomas was when I had a test on my SQL. Thomas was incredibly helpful. He was clear,... - Elvin, 2 lessons with Thomas

I have been working in the IT industry for over 30 years, with a focus on Linux and Windows systems administration. I have experience in a variety of roles, including break-fix, scripting, physical, virtual and containers. Things I do: Research,...
I have been working in the IT industry for over 30 years, with a focus on Linux and Windows systems administration. I have experience in a variety of roles, including break-fix, scripting, physical, virtual and containers. Things I do: Research,...
Rodrigo A, impressed me as being an excellent tutor and dedicated educator. He truly cares about his students and willing to go the extra mile for them to understand the material. Also, his expertise is very up to date and real wo... - John

Additionally, I am proficient in MS Power BI, Tableau, Google Looker Studio, MS Excel, Google Sheets, MS SQL Server, MS Power Automate, MS Azure, Google Cloud Platform, AWS, Snowflake, QuickBooks Online, Google Analytics, SQL, and...
Additionally, I am proficient in MS Power BI, Tableau, Google Looker Studio, MS Excel, Google Sheets, MS SQL Server, MS Power Automate, MS Azure, Google Cloud Platform, AWS, Snowflake, QuickBooks Online, Google Analytics, SQL, and...
Richard is amazing! He explains functions and how they correlate in a clear and effective way. His approach to teaching SQL is outstanding, making complex concepts easy to grasp! - Daniela

... Principles. Subjects I offer include introductory programming/computer science courses, Python, Java, C, C++, databases/SQL, JavaScript, assembly (MIPS, x86, MASM, etc.), Terraform, CSS, HTML, as well as all theory-based courses including theory...
... Principles. Subjects I offer include introductory programming/computer science courses, Python, Java, C, C++, databases/SQL, JavaScript, assembly (MIPS, x86, MASM, etc.), Terraform, CSS, HTML, as well as all theory-based courses including theory...
Alex was incredibly kind and thorough with his explanations regarding Python. He helped expand my knowledge on concepts I was having issues with, in a timely manner, and made me feel valued as a student. I plan on using his expe... - Slade, 12 lessons with Alex
1 SQL lesson
1 SQL lesson
15 SQL lessons
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On this page, you can find SQL tutoring options in Suffolk County, NY, including both local instructors and online sessions. Wyzant connects students with expert tutors to help build skills and confidence in database management and data analysis. Whether you're a beginner or looking to improve your coding, our platform makes it easy to find personalized support.
SQL (Structured Query Language) is a programming language used to manage and analyze data stored in databases. Learning SQL allows you to write queries to retrieve, modify, and organize data efficiently, which is essential for careers in data analysis, software development, and information technology.
Wyzant helps learners succeed by offering access to qualified tutors who provide personalized lessons and flexible scheduling. Students can practice real-world database tasks while gaining the skills needed to achieve academic or professional goals.
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