Tag: SQL Server Questions and Answers

What are the properties of a transaction? The properties of a transaction are referred to as ACID properties. They are – Atomicity Consistency Isolation Durability

What is the difference between HAVING and GROUP BY? The HAVING clause is only used with the SELECT statement and is often used with the

What is an alias in SQL Server Agent? Jobs can be scheduled and carried out using SQL Server Agent. Here, each job has one or

What is an alias in SQL? In SQL Server, aliases can be used to create a temporary name for columns or tables. Column aliases are

What is a JOIN in SQL? A JOIN clause is used to combine rows from two or more tables, based on a related column between

What is a primary key? A primary key is a unique column (or set of columns) in a relational database table that is used to