What is SQL?
What is SQL? What is the difference between SQL the language and SQL the server?
Writing SQL
SQL Statement Categories
There are four main categories of statements used when writing T-SQL. What are the differences between each of these categories?
SQL Four-Part Names
How to reference objects in SQL Server by their four-part name and how to use it in a T-SQL statement.
Writing a SELECT statement
What are the basics in writing a T-SQL SELECT? How to return columns and records from a table in SQL Server.
Columns and Records
In this post, we discuss what columns and records are in a SQL table including an explanation of objects and entities.
Filtering Records by Numbers
How to use the WHERE statement to filter records when the value is a number or integer data type in a T-SQL statement.
Filtering Records by Character Data
How to use the WHERE statement to filter records when the value is a character data type in a T-SQL statement.
Filtering Records by Dates and Times
How to use the WHERE statement to filter records when the value is either a Date or a Time in a T-SQL statement.
Filtering Records by NULL Values
How to use the WHERE statement to filter records when a value IS NULL or IS NOT NULL in a T-SQL statement.
Sort Records using ORDER BY
How to use the ORDER BY statement to sort records in a T-SQL statement in both ascending and descending order.