SQL LIKE Operator Practice Questions with Solutions
The SQL LIKE operator is used to search for specific patterns in text data. Unlike the equality operator (=), which […]
SQL LIMIT Clause Practice Questions with Solutions
The SQL LIMIT clause is used to restrict the number of rows returned by an SQL query. Instead of displaying
C++ Templates
Imagine you want to create a function that adds two numbers. You might write one function for int: But what
SQL DISTINCT Clause Practice Questions with Solutions
The SQL DISTINCT keyword is used to remove duplicate values from the result set. When a table contains repeated data,
SQL ORDER BY Clause Practice Questions with Solutions
The ORDER BY clause is used to sort data retrieved from a database table. By default, SQL does not guarantee
C++ Abstraction
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SQL WHERE Clause Practice Questions with Solutions
The WHERE clause is one of the most frequently used features in SQL. It allows you to filter records and
C++ Encapsulation
Imagine you have a school locker. You can open the locker using your key, put things inside it, or take
C++ Friend Function
Sometimes a class keeps its data private, but we still want a particular function outside the class to access that