Querying Data with Microsoft Transact-SQL

Outline

• Introduction to Transact-SQL
  • Work with schemas
  • Explore the structure of SQL statements
  • Examine the SELECT statement
  • Work with data types
  • Handle NULLs
  • Exercise - Work with SELECT statements
  • Knowledge check
• Sort and filter results in T-SQL
  • Sort your results
  • Limit the sorted results
  • Page results
  • Remove duplicates
  • Filter data with predicates
  • Exercise - Sort and filter query results
  • Knowledge check
• Combine multiple tables with JOINs in T-SQL
  • Understand joins concepts and syntax
  • Use inner joins
  • Use outer joins
  • Use cross joins
  • Use self joins
  • Exercise - Query multiple tables with joins
  • Knowledge check
• Write Subqueries in T-SQL
  • Understand subqueries
  • Use scalar or multi-valued subqueries
  • Use self-contained or correlated subqueries
  • Exercise - Use subqueries
  • Knowledge check
• Use built-in functions and GROUP BY in Transact-SQL
  • Categorize built-in functions
  • Use scalar functions
  • Use ranking and rowset functions
  • Use aggregate functions
  • Summarize data with GROUP BY
  • Filter groups with HAVING
  • Exercise - Use built-in functions
  • Knowledge check
• Modify data with T-SQL
  • Insert data
  • Generate automatic values
  • Update data
  • Delete data
  • Merge data based on multiple tables
  • Exercise - Modify data
  • Knowledge check