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DP-080: Querying Data with Microsoft Transact-SQL

Presencial
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This course will teach the basics of Microsoft’s dialect of the standard SQL language: Transact-SQL.

Topics include both querying and modifying data in relational databases that are hosted in Microsoft SQL Server-based database systems, including: Microsoft SQL Server, Azure SQL Database and, Azure Synapse Analytics.

Objetivos

  • Introduce relational databases, the SQL language and Transact-SQL
  • Sort and filter query results
  • Explore T-SQL queries accessing data from multiple tables with various kinds of JOIN operations
  • Use subqueries to combine multiple SELECT statements and compose nested queries
  • Use functions in Transact-SQL, and how to group aggregated results
  • Use Transact-SQL to insert, update, and delete data in a database

Destinatários

This course can be valuable for anyone who needs to write basic SQL or Transact-SQL queries.

  • This includes anyone working with data as a data analyst, a data engineer, a data scientist, a database administrator or a database developer.
  • It can also be useful for others peripherally involved with data, or wanting to learn more about working with data such as solution architects, students and technology managers.

Programa

  • Introduction to Transact-SQL
  • Sort and filter results in T-SQL
  • Combine multiple tables with JOINs in T-SQL
  • Write Subqueries in T-SQL
  • Use built-in functions and GROUP BY in Transact-SQL
  • Modify data with T-SQL

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

Outras datas e horários

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DP-080: Querying Data with Microsoft Transact-SQL

Data & AI | 14h - Laboral: 9h00 às 17h00


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DP-080: Querying Data with Microsoft Transact-SQL

Data & AI | 14h - Laboral: 9h00 às 17h00


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