SQL Expert Course | SQL Tutorial For Beginners | SQL Full Course | SQL For Beginners | Simplilearn

with companies generating enormous volumes of data every minute it has become really important to make sense of this data and draw business insights and very often this data is stored inside relational databases in the form of rows and columns sql or sql is the language to communicate with databases the history of sql dates back to 1970 when edgar kurd a computer scientist working for ibm wrote a paper that described a new system of organizing data in databases sql is used to ...