Top 10 SQL Projects For Data Analysis
Last Updated :
23 Jul, 2025
SQL stands for Structured Query Language and is a standard database programming language that is used in data analysis and to access data in databases. It is a popular query language that is used in all types of devices.
SQL is a fundamental tool for data scientists to extract, manipulate, and analyze data stored in databases. Proficiency in SQL is a highly sought-after skill in data analytics. Creating SQL projects for Data Analysis help you showcase your skills in resumes and job interviews.
SQL allows to create, delete, update, and retrieve information from databases. Some examples of relational databases are MS SQL Server, MySQL, and MS Access. Data Analysts use SQL to store, clean and process data for data analysis.
What is Data Analysis?
Data analysis is defined as a process of changing, processing, transforming, and cleaning raw data to extract valuable information from them which are useful for several businesses or organizations so that they can make the right decisions. Data analysis is used for decision-making, reducing costs, and targeting better customers. Data analysis involves using various techniques to analyze data and extract meaningful patterns, correlations, and trends in the data. It is important in various industries and businesses as it helps to uncover valuable information that can be used to make meaningful decisions.
There are five steps for data analysis - Identify, Collect, Clean, Analyze and Interpret. Some of the most commonly used data analytics types are - Diagnostic Analysis, Predictive Analysis, Prescriptive Analysis, Text Analysis, and Statistical Analysis.
Top 10 SQL Projects For Data Analysis
The main objectives of data analysis are to identify trends and patterns, make decisions, find correlations, and improve performance. You can create these SQL projects for resume, adding more value to your job applications.
Here are the Top 10 SQL Projects for Data Analysis:
1. Sales Analysis
The main objective of sales analysis is that is used for maintaining the company’s performance and how it can be more efficient. The accurate analysis allows the company to grow its business and also provides a better product and team performance. By doing a Sales Analysis the team of the company can identify the trends and strategies of a company and hence it can improve the efficiency of the company.
SQL Queries in sales analysis are used to get the data from the database tables easily. These queries are used for analyzing and changing the data. The SQL queries are useful and they are required in performing the sales analysis. With the help of these queries, one could calculate the trend, patterns and performance of the company, on the basis of the profit or loss generated by the company and can also recognize the best and worst products generated by the company.
2. Healthcare Analysis
Healthcare analysis provides support between philosophy and policy. It is a practice and research to analyse the philosophical questions which are related to the health or healthcare policy. Healthcare analysis focuses on the healthcare provision, law policy, health services, education related to healthcare and decision making.
SQL Queries in healthcare analysis are used to retrieve and update data for generating the reports of patients. Due to SQL they can monitor patient data by identifying the patterns which are required for intervention and can also track patient outcomes based on the patterns. By using the SQL queries it is easy to extract data of patients population. It is also used for detecting common diseases.
3. Fraud Detection
Fraud detection is used by companies, industries, banking and in many other fields. The main objective of fraud detection is preventing the property or money from being taken away by false pretences. Stolen credit cards and forging checks are some of the frauds done in banking. Insurance fraud can be prevented if analysts create algorithms to detect patterns.
SQL queries are used for fraud detection. Summarising the data for reporting, analysing the trends over time and creating some visualisations are some of the sql techniques used in fraud detection. Logistic regression is one of the powerful algorithms used to predict false values. Law enforcement investigations, advanced data analytics are some of the methods of fraud detection.
4. Customer Segmentation
Customer Segmentation is defined as customers of the company which are divided into groups which consist of some similarities in each of the groups. It is based on customer needs where the company can improve or increase loyalty and satisfaction of a customer by using marketing strategies.
SQL queries in customer segmentation are used to get the customers data such as gender, age, interest and so on. The sql queries use the customers data to change and update it. In customer segmentation it consists of behavioural segmentation in which customers are divided into different groups on the basis of patterns, loyalty.
5. Social Media Engagement
Social Media engagement involves a collection and engagement of data from social media such as Facebook, Twitter, Linkedin and Instagram. It helps the organisations to understand the needs of their audience and provide them with the type of content which resonates with their audiences . Social Media engagement is used for increasing brand awareness, growing sales and online stores or communities.
In social media, SQL Queries are used to retrieve data on the number of likes, comments and shares of the post. Queries are mainly used for extracting relevant data, retrieving data from the social media APIs and filtering the data. Sql queries are used to perform network queries to understand the requirement of the user and to provide the right amount of content to the audience.
6. Website Analytics
Website Analytics provides some data which is used to create better user experience whenever the people visit the website. The tools used in web analytics help to get insights about the website and how they can improve the quality of the website. The main objective is to understand the audience and to optimise the website performance by improving it.
There are a lot of SQL queries used in website analytics. The queries help in finding the right audience for their website by filtering capabilities. These queries are also used for finding time which was spent on the website by the viewers. It identifies the main pages of the website where the UI/UX should look good to attract the viewers.
7. Inventory Management
Inventory Management is used to improve the supply chain tracking of inventory from the manufacturers to the warehouse. It aims to have the correct products in the correct places at the correct time. It is also used to minimise the cost and thus making it cost effective.
The SQL queries which are used in inventory management are used to analyse the data by calculating the sales, stocks and turnovers. Thus, the SQL provides some reports from which the products of low inventory can be easily identified and can further work on improving those low inventory products.
8. Sentiment Analysis
Sentiment analysis is the process which is used to analyse the digital text whether the emotional tone of the message is positive or negative. By the help of sentiment analysis the organisation can determine the opinions about a service or a product from the customers so that the companies can develop strategies by valuing customer sentiments.
SQL Queries are used to calculate sentiment score which is a common method used in dictionaries of positive, negative or neutral words. Lexicon- based sentiment methods are used to access publicly available resources. Rule based and automated sentiments analysis are the two main approaches of sentiment analysis.
9. Real Estate Market Analysis
Real estate analysis is used for the analysis of current market values of properties which someone is currently looking for buying or selling. The information which is gathered by the analysis of real estate is useful for the buyers as well as the sellers as it helps them to understand if the property they are going to buy or sell is worth buying or selling in the current market values or not.
The SQL Queries used in real estate is to analyse the data sets of the current market prices in which the property needs to be bought or sold. By analysing it the person gets an overall idea of the market values if buying or selling property in this time will be profitable or not.
10. Supply Chain Optimization
Supply chain optimization's main objective is to ensure optimal operation of the manufacturing supply chain. It has higher efficiency rates, cost effective and better supply of chain collaboration is provided.
The SQL Queries are used in the supply chain management to manage the warehouse operations, to improve the logistics networks and to track the inventory levels. Further the queries help in monitoring stock levels by identifying the patterns which provides the user with faster results making their applications working faster.
Conclusion
Therefore, these are some of the best SQL Projects for Data Analysis and by doing these projects one could gain some valuable insights about the real world problems and how to tackle them. The main objectives of these SQL data analysis projects is to identify trends and patterns, make decisions, find correlations and to improve performance.
We have compiled the SQL projects for data analysis that can also be build by beginners. Building a portfolio with data analysis projects using SQL, demonstrates your skills in database management system(DBMS). This adds variety and depth to your portfolio, setting yourself apart from the competition.
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