The Complete Oracle SQL Bootcamp (2023) (2023)

FAQs

Which SQL course is best? ›

Yes! SQL is a critical skill for working with data. It may be a decades-old language, but don't be fooled. It's as relevant as ever.

Fees information

The SQL Certification Course Training for MS SQL Server fees in self-paced learning mode is Rs. 5529. The SQL Certification Course for MS SQL Server fees in Online Classroom mode is Rs. 15048.

On its own, SQL isn't hard to learn. You can learn SQL in as little as two to three weeks. However, it can take months of practice before you feel comfortable using it.

The best SQL Developer jobs can pay up to $170,000 per year.

Also, SQL developers partner with database administrators and application developers to enhance queries and maintain databases. SQL developers also advise on the optimal use of databases across companies.

How Long Does it Take to Learn SQL? Because SQL is a relatively simple language, learners can expect to become familiar with the basics within two to three weeks.

If you already have a career in computer system programming or you are competent around, learning the Oracle database takes just 2 to 3 weeks. Oracle database training offers you the core expertise you need to come to be a successful Oracle DBA.

It's relatively easy to learn — as long as you have a good handle on Linux and SQL. If you have already learned SQL Server, then you can certainly learn Oracle databases. Oracle isn't necessarily harder to learn than Microsoft SQL Server — it's just different.

SQL Database Administrator salary in India ranges between ₹ 3.2 Lakhs to ₹ 10.0 Lakhs with an average annual salary of ₹ 5.8 Lakhs.

Can I learn SQL in 2 months? ›

It should take an average learner about two to three weeks to master the basic concepts of SQL and start working with SQL databases. But in order to start using them effectively in real-world scenarios, you'll need to become quite fluent; and that takes time.

Individuals who have successfully obtained Oracle certification may work in many different positions, including database administrator, application developer or financial consultant.

SQL developers are the most in-demand professionals because of the expanding dependence on data and information. It's a career path offering high salaries, in-demand work, contact with the latest technologies, and promising career opportunities.

Structured query language (SQL) is one of the most popular programming languages today, especially in data. You should probably be familiar with it if you want to pursue a data career, but you don't necessarily need to be an expert. You can get surprisingly far with just basic SQL skills.

Everyone's different, but learning basic SQL statements can take anywhere from a couple of hours to a couple of weeks. It can take months to master them, but once you understand the concepts behind statements like INSERT, UPDATE, and DELETE, you'll be very well placed to use those statements in the real world.

Because of its narrow application domain, SQL is relatively easier to learn than most general-purpose programming languages.

Generally speaking, SQL is an easy language to learn. If you understand programming and already know some other languages, you can learn SQL in a few weeks. If you're a beginner, completely new to programming, it can take longer.

Both tools have their own learning curve—although many claim SQL is more difficult than Excel. That said, learning one tool may make it much easier to learn the other. Most data analysts learn both Excel and SQL.

MS SQL Developer salary in India with less than 1 year of experience to 6 years ranges from ₹ 2.1 Lakhs to ₹ 8.6 Lakhs with an average annual salary of ₹ 4.5 Lakhs based on 504 latest salaries.

MySQL. MySQL is world's most popular database that is open source and free. MySQL was acquired by Oracle as a part of Sun Microsystems acquisition in 2009. In MySQL, the SQL part of “MySQL” stands for “Structured Query Language”.

Where is top 3 salary in SQL Server? ›

Here is a way to do this task using dense_rank() function. Query : select * from( select ename, sal, dense_rank() over(order by sal desc)r from Employee) where r=&n; To find to the 2nd highest sal set n = 2 To find 3rd highest sal set n = 3 and so on.

The Oracle Certified SQL Associate is an entry-level certification, but you do need to have a good level of knowledge of Oracle SQL to pass the exam. It's not difficult if you've had quite a bit of experience, but you'll need to study for it before you pass it.

Oracle is typically more complex to manage, has a higher learning curve, and costs more to maintain. Both Oracle and SQL Server come with their own “dialect” of the SQL language that extends the basic functionality of SQL. Oracle uses PL/SQL (Procedural Language/SQL), while SQL Server uses T-SQL (Transact-SQL).

Yes, the Oracle Database SQL Certified Associate is definitely worth it for database administrators. In fact, even if you don't work with Oracle database servers and don't expect to throughout your entire career, the Oracle Database SQL Certified Associate is still worth it.

Thankfully, SQL does not require coding skills, just the use of simple keywords like “select,” “insert into” and “update.” It uses standardized language. The standardized language used in SQL makes it highly accessible to all users.

In terms of software, Oracle is the more powerful one because of its extra features over the basic MySQL. It also supports parallel and distributed Databases and offers better indexing because of which can have a competitive advantage over MySQL.

Are SQL jobs in demand? ›

It is highly in demand

This is not surprising! Data is the new gold, and SQL is a very powerful tool to have when it comes to handling and working with big data. If you start a job search, you can find over a million SQL jobs on LinkedIn.

SQL Server Developer salary in India ranges between ₹ 2.0 Lakhs to ₹ 9.0 Lakhs with an average annual salary of ₹ 4.5 Lakhs.

Average starting Salary for SQL Developer in India is around ₹2.4 Lakhs per year (₹20.0k per month).

SQL is certainly an easier language to learn than Python. It has a very basic syntax that has the sole purpose of communicating with relational databases. Since a great amount of data is stored in relational databases, retrieving data using SQL queries is often the first step in any data analysis project.

If you want to get into domains like software engineering or machine learning, you need to learn python first. If you want to get into domains like data analytics and data science, you can choose to learn SQL first.

You can take various individual courses to start learning SQL. However, a much better idea is choosing the SQL Fundamentals track and then doing the SQL Practice track. Both contain the necessary basics and will get you writing SQL quickly. Either way, make sure you start with the SQL Basics course.

The average Oracle Certified Associate salary in the United States is $97,282 as of October 29, 2021, but the salary range typically falls between $85,493 and $106,953.

Oracle Cloud Infrastructure (OCI) Certification

Effective as of November 1, 2022, OCI certification credentials are now valid for 2 years (previously 18 months), enabling users to learn and certify on multiple OCI technologies .

Oracle Certified Associate (OCA) – Oracle Database 12c Administrator. The OCA certification measures the day-to-day operational management database skills of DBAs.

In terms of software, Oracle is the more powerful one because of its extra features over the basic MySQL. It also supports parallel and distributed Databases and offers better indexing because of which can have a competitive advantage over MySQL.

Which SQL is most popular? ›

Today, MySQL is one of the most popular and widely used SQL databases. It is also one of the most used databases in Web Applications. Some of the world's largest Web-Scale applications (e.g., Facebook, Uber) uses MySQL.

Since SQL is a data query language, you must master the SQL language first to work on any database management system. Knowledge of SQL is a must for storing, manipulating and retrieving data in any RDBMS. Once you have learnt SQL, you can move on to learning the fundamentals of RDBMS, such as MySQL.

Is learning SQL worth it in 2022? Learning SQL is totally worth every penny. It is an important skill to have because many companies are now fully dependent on data and nowadays data is money for sure, so to store and manage the data you need some database, and SQL comes in handy.

Oracle experts insist that the fundamental thing in a database developer is that he polishes his knowledge in programming and SQL. They also recommend having knowledge of Oracle Database and/or MySQL since they are the most common database systems.

A free SQL course

It will help you get started with Oracle Database and SQL. The course is a series of videos to teach you database concepts, interactive SQL tutorials, and quizzes to reinforce the ideas. Complete the course to get your free certificate.

MySQL and Oracle SQL are both RDBMSs (relational database management systems) owned by Oracle Corporation. MySQL is built to be primarily free and open-source, while Oracle is primarily built to be commercial and paid. MySQL is also more customizable than Oracle which is because Oracle is a finished product.

Microsoft SQL Server is used as the fundamental tool in universities for Web applications and software. SQLite, a powerful Relational Database Management System (RDBMS), is also very easy to learn and to practice simple queries. It is very essential to become familiar with the basics of the most popular SQL Databases.

Oracle is a multi-platform database and it dates from the original RDBMS implementations generation (one of the first which competed to replace older systems), so it has a lot of layers at install which can be very challenging to deal with.

SQL is certainly an easier language to learn than Python. It has a very basic syntax that has the sole purpose of communicating with relational databases. Since a great amount of data is stored in relational databases, retrieving data using SQL queries is often the first step in any data analysis project.

Types of SQL Commands. There are five types of SQL commands: DDL, DML, DCL, TCL, and DQL.

What should we learn before SQL? ›

In addition to basic computer skills, a critical prerequisite to working with SQL is a knowledge of databases. A database is a collection of structured data or information, commonly stored in a computer system.

Because SQL is a relatively simple language, learners can expect to become familiar with the basics within two to three weeks. That said, if you're planning on using SQL skills at work, you'll probably need a higher level of fluency. How quickly you achieve mastery will depend on your method of learning.

SQL uses multiple related tables that give it a multi dimensional feel. Excel can link multiple worksheets, but that's not its strength. Excel is a great program for simplicity and flexibility. SQL databases are excellent choices for storage, manipulation, and analysis of large amount of data.