ΠΕΡΙΓΡΑΦΗ

This course is intended for IT professionals who wish to use the Transact-SQL language to query and configure Microsoft SQL Server. Students are typically database developers and database administrators, but might also be Business Intelligence developers, report creators, or application developers. 

In this course, students learn how to query single tables, join data from multiple tables, filter and sort data, modify data, use procedures and functions, and implement error handling.

ΣΕ ΠΟΙΟΥΣ ΑΠΕΥΘΥΝΕΤΑΙ

This course is intended for novice database developers, database administrators, Business Intelligence developers, report creators, and application developers who understand relational database concepts and have basic Windows navigation skills.

COURSE PREREQUISITES

• Basic understanding of relational databases.
• Basic Windows knowledge.

ΠΕΡΙΣΣΟΤΕΡΕΣ ΠΛΗΡΟΦΟΡΙΕΣ

• What is Transact-SQL 
• The SELECT statement. 
• The WHERE clause 
• Sorting results 
• Calculations 
• CASE expressions 

• The JOIN clause 
• Inner joins 
• Outer joins 
• Self joins and cross joins 

• Implement the ORDER BY clause. 
• Filter data with the WHERE clause. 
• Limit the number of rows returned by a query. 
• Implement NULL logic. 

• Understand data types. 
• Implement string data types. 
• Implement temporal data types. 

• Insert new records. 
• Update existing records. 
• Delete data. 

• Understand function types in SQL Server 
• Convert data using functions. 
• Implement logical functions. 
• Work with NULL data using functions. 

• Implement aggregation in SQL Server 
• Group records in SQL Server 
• Filter aggregated data 

• Implement scalar and multi-valued sub-queries. 
• Implement correlated subqueries. 
• Implement existence checks with subqueries. 

• Create views. 
• Create table-valued functions. 
• Implement derived tables. 
• Implement common table expressions. 

• Write queries with the UNION operator. 
• Write queries with the INTERSECT and EXCEPT operators. 
• Write queries with the APPLY operator. 

• Understand window functions. 
• Implement window functions. 

• Implement PIVOT in queries. 
• Implement grouping sets in queries. 

• Query data with stored procedures 
• Interact with stored procedures using input and output parameters. 
• Write simple stored procedures. 
• Pass dynamic SQL to SQL Server 

• Understand T-SQL programming elements. 
• Implement loops and conditions in T-SQL queries. 

• Understand SQL Server error handling. 
• Implement structured exception handling. 

• Understand database transactions. 
• Implement transactions in T-SQL