SQL

As you have seen, SELECT returns all matched rows. But what if you do not want same values to be …

The SQL SELECT statement is used to retrieve information from one or more tables. To use SELECT to retrieve table data …

Data in relational databases is stored in tables that are largely independent of each other. You can easily add, delete, or …

SQL is language used for generating, querying, updating and manipulating relational databases. It is the most widely used database language. Whether …

About this course This course teaches you the basics of SQL (Structured Query Language), a special-purpose programming language designed for managing data …