Learn SQL through interactive database management and querying classes. You’ll gain hands-on experience organizing and retrieving structured data.
Learn to extract information from databases by writing SQL queries, joining tables, aggregating data, and filtering results. You'll learn PostgreSQL in this class, but the concepts apply equally to other databases such as SQL Server and MySQL.
Learn how to extract information from databases and turn it into actionable insights by writing SQL queries, filtering data, and joining tables. This comprehensive SQL Server Bootcamp will teach you the fundamentals of SQL and how to apply them to various database systems.
Learn the essential skills needed to become a Data Analyst or Business Analyst, including data analysis, data visualization, and statistical analysis. Gain practical experience through real-world projects and prepare for a successful career in the field of data analytics.
SQL, also known as Structured Query Language, is a programming language that allows a user to store and process information in a relational database. A relational database is any database that hosts data points that are related to each other and is organized in tabular form using rows and columns. Because of this, SQL is a popular language for those who regularly analyze data or want to understand the relationship between two sets of information. SQL has been around since the 1970s and was originally known as the Structured English Query Language or SEQUEL. The first vendor to offer SQL commercially was Oracle, and since then, options for relational software have greatly expanded. Other types of SQL such as MySQL or NoSQL, allow the user to host similar data for different purposes in different ways. For example, MySQL is a popular database system when using web applications. NoSQL is a database that is non-relational and does not rely on tables to store or manage data. Instead, you can store graphs and documents.
As a programming language, SQL can carry out a variety of commands. Commands are the specific keywords or statements used to manipulate the data in your database. Data Definition Language (DDL) is a set of commands used to modify a database. Data Query Language (DQL) refers to instructions that can retrieve data. Data Manipulation Language (DML) helps users write or modify information. Users can also add annotations—comments that give additional details about data and transactions. Annotations can help clarify why specific actions were taken and provide more context on the data. Overall, SQL is a convenient way to manage, process, and retrieve large sets of data from a database. By learning SQL, you can find the answers to the information you need without spending too much time searching manually. SQL is a powerful tool that’s used in many of today’s leading industries, including Information Technology (IT), Finance, and even Healthcare. It is considered a foundational skill in data management and analysis, making it valuable across a broad spectrum of industries where handling and interpreting data are essential.
SQL is an important component of data analysis because of its use in relational databases. SQL is able to interact with multiple databases at once, making it a convenient tool for those who want to identify trends, perform market research, or sift through collected data. In terms of accessibility, it is one of the easier querying languages to learn and is considered user-friendly, making it an ideal entry point for those who are starting out with data analysis. You can create dashboards and other reporting tools so that data can be managed in seconds. SQL is great for communicating complex instructions and can be enhanced through other languages like Python, Scala, and Hadoop, which are all commonly used in data science and data management. There are many recommended techniques for using SQL to streamline your data processes and gain valuable insights about your business such as window functions, recursive queries, and dynamic SQL. With the right know-how, SQL can be a means to more complex data storage systems that are accessible to experts, data scientists, and yourself.
SQL is also important in software development and testing. The primary roles of SQL are to retrieve data, insert data, update data, and delete unneeded data. In software testing, this query language can help verify the integrity of the data and test the functionality of whichever application is being used to manage it. An SQL tester is someone who specifically manages the performance of the database by regularly executing SQL queries and redesigning as necessary to ensure an efficient application. These testers regularly work with business analysts, developers, and other stakeholders to better understand what they are looking for in an application. With this, the tests can be done according to the individual standards of those users. SQL testers must have a deep understanding of this language’s syntax and commands. They should also be familiar with the functions and operations needed to perform data management, manipulation, and retrieval. Having experience with multiple database management systems such as Oracle, MySQL, NoSQL, or SQL Server can be a big help in adjusting to different training demands and having the confidence to work with this system.
Depending on the industry, SQL has many unique applications. It is used in some of the largest industries in the world and has many properties that can help with the practical management of information. In marketing, SQL is used to analyze customer behavior and marketing channels. It can be vital in the process of customer segmentation—breaking up customers according to common characteristics. SQL can also be used efficiently in testing marketing campaigns by allowing you to split an audience into multiple groups before sending information. In the world of finance, SQL is used in financial reporting, risk management, and compliance. Even healthcare benefits from the use of SQL, as it is used in the management of electronic health records, patient care management, and other details of clinical research. Healthcare analytics greatly impact the patient and administration experience. SQL can act as a user-friendly supplement to those who regularly work with data-driven decision-making. It is common to think of query languages as being a perk of data science, but they are applicable in any industry that collects and manages information on a regular basis.
While you will learn a variety of unique skills between different SQL courses and training, there are fundamentals that will generally be covered or reinforced in most of them. These range from hard skills like proficiency in applications and coding languages to soft skills like time management or collaboration. As you change in level, the curriculum will adjust. Below are some of the skills you’ll be learning and perfecting no matter which level you’re at.
An SQL query is a request for information sent to a database. SQL courses will cover the foundations of queries as well as best practices for writing them. Correct formatting while writing a query is important for efficiency and can help you avoid draining database resources or reducing database speed. Optimizing queries is a big part of data management. Gaining valuable insight into the typical keywords, clauses, and expressions that instruct the database can make your work with SQL much easier—for example, removing DISTINCT clauses, eliminating correlated subqueries, and specifying your SELECT fields instead of just using SELECT. As your proficiency grows, you will be able to write more complex queries, and a class can assist with that.
Data can be manipulated through SQL commands. While SQL is the primary language used to interact with databases, different sub-languages are needed to accomplish specific tasks regarding how that data is managed. DML, or Data Manipulation Language, is responsible for inserting, updating, or deleting information. Other types of commands fall outside of DML and include Data Definition Language (DDL) and Data Control Language (DCL). DDL can create, drop, alter, or truncate data. DCL can grant or revoke access to data. There are further subcategories that are used alongside DML such as Transaction Control Language (TCL), which can be used to save transactions in a database or roll back commands and undo transactions that have not already been saved. SQL is one of the more popular data-manipulation languages and helps unify all data-related tasks to create a cohesive data-management experience. During a class, you will learn how to use these sub-languages to improve your efficiency in SQL.
An SQL Server will regularly need maintenance. Classes can help you create a maintenance plan that ensures your database is running smoothly and is fully optimized for managing data. There are a few things you can do to keep your SQL Server running well, including the regular backup of your database, maintaining your indexes, and updating your statistics. Keeping a functional server will require regular and proactive monitoring. With regular health checks and tuning, you can look for ways to better optimize your server. An SQL course can give you additional context on the maintenance activities that experienced database administrators perform regularly.
SQL Server Integration Services, or SSIS, help with the migration of data to a database. Integration services can extract data from XML data files, flat files, and relational data sources, and transform that data so that it can be loaded into a new destination. Specific tasks that integration services can help with include copying and downloading files, loading data warehouses, cleaning and mining data, and managing SQL Server objects. During a class, you can learn more about the different integration services, managing and automating your workflow with the help of SSIS, and how SSIS integrates with other SQL Server tools and technologies. An SQL class can provide you with the knowledge you need to confidently develop and manage integration solutions in an SQL Server.
Taking an SQL course isn’t just about learning technical skills. They are also a valuable resource for learning soft skills like collaboration and teamwork. Classes regularly incorporate activities that require you to work with other students. These may include group projects, peer review and feedback on your SQL-related work, and discussion boards or group forums. Certain SQL courses may adopt a more team-based learning approach where students are organized into groups and given specific tasks to do—whether that’s debugging a complex query or fixing other SQL problems. Classes can encourage you to network with mentors, peers, or industry professionals. Working in a group setting can help with brainstorming and sharing insight on SQL concepts, techniques, and best practices.
Learning SQL can vary in difficulty depending on your background and previous experience with databases and programming. For beginners, many online resources can familiarize you with the foundations of the language. Because SQL is a common database language, it is considered user-friendly, with a straightforward syntax and logical structure. Things like querying data, filtering results, and performing simple tasks can be learned through tutorials, workshops, and hands-on exercises. Once you have the basics, you can dive into more complex SQL functions, which may be a bit more difficult for those who are not fully comfortable with SQL. Learning advanced data-management techniques can be harder to master. When learning SQL, it is important to access the right resources. Whether an in-person class or a YouTube tutorial, finding comprehensive training can make a massive difference in how easy it is to acquire the skill.
Though SQL is considered one of the easier programming languages to learn, the concepts become increasingly complex as you progress. You may find yourself running into challenges when working with more advanced concepts. Subqueries—statements that are executed within other statements—can help simplify the writing process but can also cause trouble for those who aren’t familiar with the commands. User-Defined Functions (UDFs) can help with setting appropriate parameters to return a value or set of values. Syntax between Database Management Systems can vary widely, but learning these functions and how to use them can help when there is a need for data that requires a non-standard approach. There are other parts of SQL that users may find challenging as they learn more about the software. Once you take a course that introduces more advanced topics, you can gain confidence in fully using the software.
The time it takes to learn SQL depends on several factors, including your experience with programming and databases and the resources you have available. SQL is considered a relatively simple language to learn. Foundational skills may take a few weeks to a few months to master, with two to three weeks being the standard time it takes to pick up the basics. If you are in pursuit of a professional career, you will need a higher level of fluency, which can take several months. During this time, you’ll need to gain practical experience through projects, internships, and opportunities that can directly enhance your technical SQL skills, with a focus on preparation for professional roles in the field. SQL requires continuous practice and hands-on experience. The more access you have to these things, the quicker you can acquire the essentials and master SQL.
If you’re wondering whether you should learn SQL in-person or online, it is important to consider the differences between the two types of classes. In-person learning involves attending physical classes that are run by an instructor. In-person classes are often celebrated for their interactive approach. They can provide an environment in which you receive constant and immediate feedback, as well as opportunities for collaboration. Taking in-person classes does require a commute, which can impact the accessibility of specific courses. They also follow a more rigid schedule, which can be inconvenient for those who need additional flexibility. If you prefer face-to-face interaction and would like to be in the same room as your instructor and peers, in-person classes are a good choice. Joining an in-person class will allow you to learn SQL in a community environment and directly engage with collaborative, tangible tasks.
Even though education has traditionally occurred in a classroom, different formats have become much more accessible in the last decade. There has been a sharp increase in online and live online courses, and for many people, learning remotely has become the preferred method of education. Some of the highlights of online learning include accessibility, flexibility, and a comfortable learning environment. You don’t need to plan a commute, you can tailor your schedule to your needs, and you can choose the environment in which you learn, which can contribute to SQL acquisition. Asynchronous courses take these perks a step further by allowing you to complete coursework at your own pace. If you like the idea of online learning but work best with direct feedback, Live Online classes meet over a platform like Zoom or Teams and have an instructor who meets with you in real time. Online education does not have the physical component that in-person classes have, but it often offers more accessibility and flexibility than traditional classes.
Certain subjects are best done with in-person instruction. Highly tactile courses require immediate feedback and guidance from an instructor who can guide you through intricate techniques—think of crafting classes. While it’s possible to adapt these subjects to an online format, the transition between in-person and online education requires extensive preparation. Other courses work well in either format. For example, Information Technology courses can transfer easily to a virtual setting because much of the learning revolves around technology. There are few specialty materials required, and engaging with the course material can be done through software that can be downloaded from anywhere in the world. Ultimately, the choice between in-person and online instruction depends on many factors, including the subject, your availability, and your overall goals. It’s important to consider all of these factors when deciding which format best suits your educational needs and preferences.
Yes, you can learn SQL online for free through a variety of resources. Focusing on the numerous websites, tutorials, and online platforms that offer content, lessons, and interactive exercises, there are many ways to pick up the basics. Websites like Codecademy and Khan Academy offer fully remote, free SQL courses. There are also YouTube channels such as Noble Desktop's that walk you through the introductory concepts of SQL. With plenty of no-cost options at your disposal, you can learn the essential concepts without breaking the bank. It’s important to mention that even with your virtual resources, gaining professional skill development often requires a class that may cost money. It is very difficult to find intermediate and advanced SQL content geared toward a professional environment online for free. Certificate programs are generally paid opportunities; while free resources will provide you with hands-on experience in SQL, this content differs from career and job preparation.
There are several skills that you can learn that are complementary to SQL. These skills can enhance your proficiency and broaden your overall career opportunities. One essential skill to consider is data visualization, which refers to the process of presenting data in a visual format that communicates insights. SQL can be useful in creating data-driven analysis, and with the help of specific data visualization tools like Microsoft Excel, Python, and Tableau, you can create visually appealing reports. Specifically learning how to use Business Intelligence (BI) tools can be useful in presenting data-driven documents and dashboards.
It is also helpful to know additional programming languages. Combining SQL with other languages like Java or Python allows programmers to customize their data-retrieval and processing solutions. Programming languages can also be used to integrate SQL with other systems and tools and automate repetitive tasks. Overall, learning programming languages can help deepen your understanding of the way SQL works and can enhance your capabilities in the process.
SQL is a valued skill in many industries, and technology is at the front of that list. In Washington D.C., the technology sector has noticeably grown in the last decade, to the point that it saw the second-largest increase in tech-job postings between October and November 2021. Washington is currently the #3 tech city in America. Another prominent industry, Finance & Insurance, is one of the highest-paying fields in Washington D.C. and depends on data management to run smoothly. Other bustling industries like healthcare, education, or even marketing & advertising are prominent in Washington D.C. and benefit from programmers who are confident with data-management systems. Below are some of the industries that use SQL to help track information and the role they play in Washington’s job market.
Washington is currently in the top ten U.S. cities for tech talent. As one of D.C.’s fastest-growing sectors, Information Technology (IT) has become a vital part of the local economy. Federally funded research and development have led to an influx of startup companies and research facilities. Washington D.C.’s metropolitan area has shown such significant growth in private tech startup companies that it was ranked 2nd in the U.S. in this category. These establishments have provided the city with ample technology-related positions for those looking to join or start their own company.
SQL plays a vital role in Information Technology. As a data-management tool, it allows users to manipulate data within a database. SQL is regularly used to pull statements and data subsets, as well as sift through information and filter results. IT professionals can use SQL commands to create new records and generate reports for various purposes in the formats of tables, charts, and graphs. IT operations can be optimized through the use of SQL reports and can help users comply with regulatory requirements and make data-driven decisions across the organization.
SQL is important in digital marketing and advertising, as it is a versatile tool for segmenting audiences and personalizing campaigns. With SQL, you can find out more about your customers’ behavior and use that information to drive your marketing campaigns. You can also measure a campaign's performance and make adjustments as necessary to optimize your experience. Washington D.C. is currently the ninth-largest U.S. media market, providing excellent networking opportunities for professionals in this industry.
Higher education and healthcare are two of the most vital parts of Washington D.C.’s economy. The university system of more than 11 colleges and universities supports a whopping 30,000 jobs. The city is home to one of the most educated populations nationwide, with over 50% of residents holding a college degree. Ten hospitals have helped contribute to a rise in healthcare-related employment. Between the two sectors, there are a variety of versatile professional positions that one can fill, and proficiency in SQL can help with securing a steady and high-paying career in this field.
In these industries, SQL can be used to manage student and patient information. Storage of demographics, official records, registrations, and other data can be easily accessed, sorted, and pulled from SQL databases. Healthcare can benefit specifically when tracking treatment plans and monitoring patients. In education, SQL is useful for interacting with learning-management systems, which are used to deliver online courses and educational content. Because healthcare and education both depend on data to manage the information of large groups of people, SQL can be especially useful in segmenting and categorizing populations.
Business, specifically international business, is a thriving market in Washington D.C. due to the city being the home of the U.S. government. There are about 180 resident embassies, and it’s the home of three airports that service more than 74 international destinations. As a major hub for international relations, there are many business opportunities. With SQL being one of the most widely used languages for relational databases, learning SQL can help you with processing and retrieving large amounts of information. Using SQL can greatly simplify the process of tracking things like products, stock, orders, and customers. Proficiency in SQL can make you more marketable in this industry and help you secure higher-paying jobs.
Job opportunities in data are rapidly growing. Between 2021 and 2023, employment growth is expected to skyrocket, making data-related positions a viable option for those who are looking to join a flourishing career. Some of the highest-paid positions in this sector include Data Scientists, Statisticians, Market Research Analysts, and Marketing Specialists.
Database Administrators (DBAs) are responsible for the general upkeep of a database to make sure that it is running efficiently. Many DBAs work for companies that offer computer-design services. They are likely to find jobs in industries that regularly use large databases, like insurance companies or healthcare institutions. This position typically requires a minimum of a bachelor’s degree. The average national salary for a DBA is $112,000 a year, with the Washington D.C. average being $108,000. With more than 10 years of experience, you can expect that income to rise to over $100,000. Though DBA titles for specific industries may change, the expectations of the job remain the same.
Data Scientists use analytical tools and techniques to make meaningful sense of data. Job duties can range from data collection and cleaning to analysis, predictive modeling, and other types of data-based experimentation. The information retrieved from datasets can be used by companies to make more informed decisions. The Data Scientist role is considered an office position and traditionally requires a bachelor’s degree in statistics, computer science, or another related field. The average pay per year for a Data Scientist was $103,500 in 2022. In Washington D.C., that average changes slightly to $91,000.
Statisticians analyze data to recognize problems and then apply computational techniques to tackle them. Some of the biggest employers of statisticians are government entities and research and development companies. It is not uncommon for statisticians to work alongside engineers, scientists, and specialists in other STEM-related roles. Statisticians traditionally need a master’s degree or higher as entry-level requirements, though some bachelor’s-specific roles exist. This is a growing job market, expected to gain 30% more positions in the next decade. The salary for a statistician in Washington D.C. is $116,000 per year, with opportunities in education, social science, business, and healthcare.
Market Research Analysts are important for learning more about consumer preferences and factors that impact the sales of a product or service. This position is relevant to a majority of industries, and analysts are employed in a diverse range of businesses and companies across the country. The biggest employer of Market Research Analysts includes scientific and technical consulting services. Positions in this field are expected to grow 13% within the next decade and commonly have an entry-level requirement of a bachelor’s degree. The average salary for a Market Research Analyst is $68,000 a year in Washington D.C., which is the same as the national average.
For those looking to join in-person classes in SQL, Certstaffix Training offers SQL training classes for both individuals and professional teams. These classes are comprehensive and cover SQL for Beginners, Advanced SQL Query, and Data Modeling & Development for MySQL Workbench. Through task-based assignments and real-world scenarios, this course will teach participants the necessary skills to learn and use SQL queries. The basic level reviews database concepts, simple SELECT queries, built-in functions and expressions, and advanced WHERE clauses. The higher-level courses will cover derived tables, data summaries, and writing advanced queries. For those who need more flexibility, this course is also offered online.
General Assembly also offers an ||CPN834|| in Washington D.C. Through this workshop, participants will learn basic SQL vocabulary and the differences among the data-management systems that are available for SQL-specific databases. By the time this course is complete, students should be able to create basic SQL queries, apply SQL aggregate functions, and use advanced SQL commands and conditional operators. Though this course is for beginners, students should have some technical ability with computers and a curiosity to learn new software and tools. For more-experienced SQL users, an Advanced SQL Querying course is available.
An additional SQL course offered in-person in Washington D.C. is Introduction to SQL Querying with Softek Service Inc. This class focuses on data retrieval through SQL systems and will teach you how to write basic SQL queries. This is a beginner course, though it is recommended that students have a basic understanding of concepts related to database structure and general database terminology. By the end of the class, students will be able to execute simple queries, include search conditions in a simple query, and use a variety of functions to perform calculations on datasets. They will also be able to organize, retrieve, and format data to generate efficient reports.
Intellipaat offers an online SQL training program. This class uses concepts like database normalization, SQL optimization, and database programming to enhance your understanding of database processes. Core concepts covered in this course include general functions, group functions, identifying keywords in T-SQL, mapping cardinalities, and others. This course focuses on vital skills needed to become an SQL Server Administrator and comes with mentor support and certification upon completion.
New Horizons hosts a Microsoft SQL Server Training Course. This is split into three fundamental training levels. SQL Querying Fundamentals Part 1 covers how to write SQL queries to retrieve specific information from a database. SQL Querying Fundamentals Part 2 reviews advanced queries and index-table manipulation. Students also learn how to make transactions so that data entry processes can be saved or canceled. The third part is Introduction to SQL Databases, which introduces vital concepts in database management such as database types, languages, and designs. Participants can gain deeper insight into the world of data with advanced capabilities that allow them to use more than just the typical business-intelligence tools. Additional SQL courses are available through this company.
ONLC Training Centers offers a variety of SQL Server classes in Washington D.C. Participants can learn the fundamentals of SQL querying as well as SQL database administration and infrastructure management. This company also provides training on SQL integration services. The goal of these classes is to optimize data insight and provide users with the opportunity to learn more about Microsoft SQL Server through hands-on instruction. Upon completing this course, students will understand how to make faster transactions and queries, how to pull and manage advanced analytics, and how to navigate new cloud scenarios.
Noble Desktop offers a live online ||CPN834|| for those looking for a comprehensive beginner course. You can learn how to write SQL queries to extract information from databases, join tables, filter results, and aggregate data. The concepts learned in this course are transferable to PostgreSQL, MySQL, and SQL Server. By the time you leave this course, you will have hands-on experience extracting specific information—and the confidence to join industries that regularly work with data to make informed decisions. This course is great for those who need flexibility and can be applied to several certificate programs.
If you are looking to train your workforce on SQL, Noble Desktop has you covered. Their Corporate SQL Training provides the flexibility of live online or onsite training for you and your team that covers the essentials of SQL. Some of their featured courses in this subject include SQL Level 1, which reviews relational databases, database tables, writing SQL queries, and an overview of SQL syntax. SQL Level 2 builds on the skills from the first level by teaching you how to join, filter, group, and analyze data for specific purposes. The focus of this intermediate course is on extracting data for analysis and actionable insights. SQL Level 3 is an advanced course that can walk you through subqueries, variables, functions, procedures, and more. You will gain a deeper understanding of how to utilize techniques and tools to efficiently manage and extract your data.
When buying for a group, bulk vouchers come with a discount. You are free to select which courses are available to your employees. These courses are flexible and can be taken according to the schedules of your employees. For more information on corporate and group options through Noble Desktop, please email corporate@nobledesktop.com.