There are no specific pre-requisites for this course.
Delegates will learn how to
- Use SQL Server query tools
- Write SELECT statements to retrieve columns from one or more tables
- Sort and filter selected data
- Use built-in functions to returned data values
- Create groups of data and aggregate the results
- Modify data with Transact-SQL using INSERT, UPDATE, DELETE and MERGE
- Introduction to Transact-SQL
- Using the SELECT statement
- Lab : Get started with SQL Server query tools and writing queries in T-SQL
- Using a query tool to write and execute queries in Transact-SQL
- Understand the basic concepts of relational database and the T-SQL language
- Write SELECT statements to retrieve data from a relational database table
- Understand basic datatypes and how they are used
- Understand the basics of NULL values
- Sorting query results
- Filtering the data
- Lab : Sort and filter data returned by SELECT queries
- Use ORDER BY to sort results from a T-SQL SELECT statement
- Add a TOP clause to limit the ordered rows returned
- Page the sorted data with OFFSET-FET
- Write WHERE clauses to filter the rows returned
- Use DISTINCT to eliminate duplicate rows in the results
- Using JOIN operations
- Using subqueries
- Lab : Write queries with JOIN operations
- Lab : Write SELECT statements using subqueries
- Write queries accessing data from multiple tables using JOIN operations
- Understand the differences between type of JOIN operations: INNER JOIN, OUTER JOIN, CROSS JOIN
- Understand how to join a table to itself with a self-join
- Write subqueries within a SELECT statement
- Understand the difference between scalar and multi-valued subqueries
- Understand the difference between correlated and self-contained subqueries
- Getting started with scalar functions
- Grouping aggregated results
- Lab : Built-in functions
- Write queries using scalar functions
- Write queries using aggregate functions
- Use GROUP BY to combine data into groups based on a common column value
- Understand how HAVING is used to filter groups of rows
- Inserting data into tables
- Modifying and deleting data
- Lab : Modify data
- Insert data into an existing table
- Specify that a column should be automatically populating with an IDENTITY or a SEQUENCE value
- Modify data using the UPDATE statement
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