SQL was developed at IBM by Donald Lee Chamberlin and Raymond in the early 1970s initially called ‘SEQUEL’ that is structured English Query language later changed to SQL because the sequel was the trademark of UK based engineering company in the year 1986 American National Standards that is ANSI and the international standard organization.
SQL language is a standard language in relational database communication and this is how SQL evolved.
SQL is Structured Query Language, is a language that communicates with the database and important language to learn in the era of Big Data.
Data is all around us, earlier it was stored on paper and now the database is used to store data online.
SQL pulls data from Database.
What SQL can do?
SQL is a core of relational database which is used for accounting and managing the database which is used for accessing and managing the database with help of SQL statements you can add columns update or delete rows of data, retrieve information, modify the database and perform many more actions.
SQL Commands
Data Definition (DD), data definition language deals with database schema and descriptions.
Data Control Language includes commands such as GRANT and mostly concerned with rights, permissions, and other controls of a database system.
Data Manipulation language allows to access and manipulate data, help in updating inserting, and retrieving data.
Transaction Control Language deals with transactions within a database.
Advantages of SQL
SQL has well-developed standards.
SQL is easy to learn
SQL can create multiple views
SQL queries are portable
SQL is an interactive language
Brainmeasures video courses are developed and curated by experts who understand what skill sets should a certified SQL developer have, Brainmeasures comprehensive SQL course covers SQL so that candidates can have a thorough understanding of how SQL works.
Enroll in this course and become a perfect SQL developer.
What’s the job of SQL Developer?
SQL Developers are responsible for developing SQL databases and writing applications to interface with SQL databases. Development often consists of designing tables, storing procedures, views and functions.
Brainmeasures SQL video course and certification program?
Brainmeasures is one of the best online skill testing and learning platforms, Brainmeasures certifications are acknowledged globally and it will make your resume stand out when applying for a job. This course is a comprehensive SQL video course developed by expert SQL developers you will learn all about using SQL to query a database, data analysis, and a lot more.
What this course cover?
Fundamentals of SQL statements
Statement GROUPS
JOINS
SQL Commands
Database and Tables
Expressions and Procedures
And a lot more.
Job Opportunities for certified SQL developers
PL/SQL Developer
Software Engineer
Oracle PL/SQL developer
Azure/MySQL developer
Lead SQL Developer
Salary – Certified SQL Developer
According to PayScale, the average SQL developer salary in the United States is $72,282 per year (at the time of the publication). The median hourly rate, on the other hand, equals $35.84.
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