Tag Archive

Tag Archives for " SQL "
2

How to Use GROUP BY to Summarize Query Results

Group and Summarize Data

In today’s lesson you’re going to learn about grouping results returned from your queries using the GROUP BY clause. The objectives of today’s lesson are to: Learn how to group results using GROUP BY Use aggregate functions to perform calculations Understand how to filter groups using the HAVING clause Important! Please follow along and do the […]

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2

Use Pattern Matching in SQL to Filter Results

In this lesson you are going to explore how to use pattern matching in SQL with the LIKE operator.  Using this phrase allows us perform partial matches of data values and obtain answers to questions which can’t be done with conventional comparisons. The lesson’s objectives are to: learn about the LIKE match condition understand wild cards Important! Please follow […]

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3

Get Ready to Learn SQL Server:  4. Query Results Using Boolean Logic

In today’s lesson you’re going to learn more about filtering results returned from your queries using the WHERE clause. The objectives of today’s lesson are to: Learn to use more than one compare condition at a time using Boolean logic Comprehensive example with Select, Where, and Order By Important! Please follow along and do the examples […]

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8

Getting Started with SQL Server: 1. Simple SELECT Queries

In this series of lessons you’re going to learn how to query Microsoft SQL Server using the SQL SELECT statement.  Once you have read this lesson you’ll be able to: Identify all the tables in a SQL Server Database Using SSMS (SQL Server Management Studio). Understand how to list a table’s columns. Use the SQL SELECT statement to view […]

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