MSQ4-12 - MOC 20761 - QUERYING DATA WITH TRANSACT-SQL

INFORMAZIONI SUL CORSO

durata

Durata:

5 GIORNI
categoria

Categoria:

SQL Server 2017 e 2016
qualifica

Qualifica istruttore:

Microsoft Certified Trainer
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Dedicato a:

Sviluppatore
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Produttore:

Microsoft

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OBIETTIVI

Descriverere le funzionalità chiave ei componenti di SQL Server 2016.

Descrivere T-SQL, gli insiemi le la logica dei predicati.

Scrivere un'istruzione SELECT su singola tabella.

Scrivere un'istruzione SELECT multi-tabella.

Scrivere istruzioni SELECT con filtro e ordinamento.

Descrivere come SQL Server utilizza le tipologie di dati.

Scrivere istruzioni DML.

Scrivere query che utilizzano le funzioni incorporate.

Scrivere query che aggregano i dati.

Scrivere subquery.

Creare e implementare viste e funzioni con table-valued.

Utilizzare gli operatori impostati per combinare i risultati delle query.

Scrivere query che utilizzano le funzioni di classificazione, offset e aggregazione.

Trasformare i dati implementando pivot, unpivot, rollup e cube.

Creare e implementare procedure memorizzate.

Aggiungere i costrutti di programmazione come variabili, condizioni e cicli al codice T-SQL.

PREREQUISITI

Conoscenza di base del sistema operativo Microsoft Windows e delle sue funzionalità principali.

Conoscenza di lavoro con i database relazionali.

CONTENUTI:

Module 1: Introduction to Microsoft SQL Server 2016

The Basic Architecture of SQL Server

SQL Server Editions and Versions

Getting Started with SQL Server Management Studio

 

Lab : Working with SQL Server 2016 Tools

Working with SQL Server Management Studio

Creating and Organizing T-SQL Scripts

Using Books Online

After completing this module, you will be able to:

Describe relational databases and Transact-SQL queries.

Describe the on-premise and cloud-based editions and versions of SQL Server.

Describe how to use SQL Server Management Studio (SSMS) to connect to an instance of SQL Server, explore the databases contained in the instance, and work with script files that contain T-SQL queries.

 

Module 2: Introduction to T-SQL Querying

Introducing T-SQL

Understanding Sets

Understanding Predicate Logic

Understanding the Logical Order of Operations in SELECT statements

 

Lab : Introduction to T-SQL Querying

Executing Basic SELECT Statements

Executing Queries that Filter Data using Predicates

Executing Queries That Sort Data Using ORDER BY

After completing this module, you will be able to:

Describe the role of T-SQL in writing SELECT statements.

Describe the elements of the T-SQL language and which elements will be useful in writing queries.

Describe the concepts of the set theory, one of the mathematical underpinnings of relational databases, and to help you apply it to how you think about querying SQL Server

Describe predicate logic and examine its application to querying SQL Server.

Explain the elements of a SELECT statement, delineate the order in which the elements are evaluated, and then apply this understanding to a practical approach to writing queries.

 

Module 3: Writing SELECT Queries

Writing Simple SELECT Statements

Eliminating Duplicates with DISTINCT

Using Column and Table Aliases

Writing Simple CASE Expressions

 

Lab : Writing Basic SELECT Statements

Writing Simple SELECT Statements

Eliminating Duplicates Using DISTINCT

Using Column and Table Aliases

Using a Simple CASE Expression

After completing this module, you will be able to:

Describe the structure and format of the SELECT statement, as well as enhancements that will add functionality and readability to your queries

Describe how to eliminate duplicates using the DISTINCT clause

Describe the use of column and table aliases

Understand and use CASE expressions

 

Module 4: Querying Multiple Tables

Understanding Joins

Querying with Inner Joins

Querying with Outer Joins

Querying with Cross Joins and Self Joins

 

Lab : Querying Multiple Tables

Writing Queries that use Inner Joins

Writing Queries that use Multiple-Table Inner Joins

Writing Queries that use Self-Joins

Writing Queries that use Outer Joins

Writing Queries that use Cross Joins

After completing this module, you will be able to:

Explain the fundamentals of joins in SQL Server 2016

Write inner join queries

Write queries that use outer joins

Use additional join types

 

Module 5: Sorting and Filtering Data

Sorting Data

Filtering Data with Predicates

Filtering Data with TOP and OFFSET-FETCH

Working with Unknown Values

 

Lab : Sorting and Filtering Data

Writing Queries that Filter Data using a WHERE Clause

Writing Queries that Sort Data Using an ORDER BY Clause

Writing Queries that Filter Data Using the TOP Option

After completing this module, you will be able to:

Explain how to add an ORDER BY clause to your queries to control the order of rows displayed in your query's output

Explain how to construct WHERE clauses to filter out rows that do not match the predicate.

Explain how to limit ranges of rows in the SELECT clause using a TOP option.

Explain how to limit ranges of rows using the OFFSET-FETCH option of an ORDER BY clause.

Explain how to limit ranges of rows using the OFFSET-FETCH option of an ORDER BY clause.

Explain how three-valued logic accounts for unknown and missing values, how SQL Server uses NULL to mark missing values, and how to test for NULL in your queries.

Explain how three-valued logic accounts for unknown and missing values, how SQL Server uses NULL to mark missing values, and how to test for NULL in your queries.

.

 

Module 6: Working with SQL Server 2016 Data Types

Introducing SQL Server 2016 Data Types

Working with Character Data

Working with Date and Time Data

 

Lab : Working with SQL Server 2016 Data Types

Writing Queries that Return Date and Time Data

Writing Queries that use Date and Time Functions

Writing Queries That Return Character Data

Writing Queries That Return Character Functions

After completing this module, you will be able to:

Explore many of the data types SQL Server uses to store data and how data types are converted between types

Explain the SQL Server character-based data types, how character comparisons work, and some common functions you may find useful in your queries

Describe data types that are used to store temporal data, how to enter dates and times so they will be properly parsed by SQL Server, and how to manipulate dates and times with built-in functions.

 

Module 7: Using DML to Modify Data

Inserting Data

Modifying and Deleting Data

 

Lab : Using DML to Modify Data

Inserting Data

Updating and Deleting Data

After completing this module, you will be able to:

Use INSERT and SELECT INTO statements

Use UPDATE, MERGE, DELETE, and TRUNCATE.

 

Module 8: Using Built-In Functions

Writing Queries with Built-In Functions

Using Conversion Functions

Using Logical Functions

Using Functions to Work with NULL

 

Lab : Using Built-In Functions

Writing Queries That Use Conversion Functions

Writing Queries that use Logical Functions

Writing Queries that Test for Nullability

After completing this module, you will be able to:

Describe the types of functions provided by SQL Server, and then focus on working with scalar functions

Explain how to explicitly convert data between types using several SQL Server functions

Describe how to use logical functions that evaluate an expression and return a scalar result.

Describe additional functions for working with NULL

 

Module 9: Grouping and Aggregating Data

Using Aggregate Functions

Using the GROUP BY Clause

Filtering Groups with HAVING

 

Lab : Grouping and Aggregating Data

Writing Queries That Use the GROUP BY Clause

Writing Queries that Use Aggregate Functions

Writing Queries that Use Distinct Aggregate Functions

Writing Queries that Filter Groups with the HAVING Clause

After completing this module, you will be able to:

Describe the built-in aggregate function in SQL Server and write queries using it.

Write queries that separate rows using the GROUP BY clause.

Write queries that use the HAVING clause to filter groups.

 

Module 10: Using Subqueries

Writing Self-Contained Subqueries

Writing Correlated Subqueries

Using the EXISTS Predicate with Subqueries

 

Lab : Using Subqueries

Writing Queries That Use Self-Contained Subqueries

Writing Queries That Use Scalar and Multi-Result Subqueries

Writing Queries That Use Correlated Subqueries and an EXISTS Clause

After completing this module, you will be able to:

Describe where subqueries may be used in a SELECT statement.

Write queries that use correlated subqueries in a SELECT statement

Write queries that use EXISTS predicates in a WHERE clause to test for the existence of qualifying rows

Use the EXISTS predicate to efficiently check for the existence of rows in a subquery.

 

Module 11: Using Table Expressions

Using Views

Using Inline Table-Valued Functions

Using Derived Tables

Using Common Table Expressions

 

Lab : Using Table Expressions

Writing Queries That Use Views

Writing Queries That Use Derived Tables

Writing Queries That Use Common Table Expressions (CTEs)

Writing Queries That Sue Inline Table-Valued Expressions

After completing this module, you will be able to:

Write queries that return results from views.

Use the CREATE FUNCTION statement to create simple inline TVFs.

Write queries that create and retrieve results from derived tables.

Write queries that create CTEs and return results from the table expression.

 

Module 12: Using Set Operators

Writing Queries with the UNION operator

Using EXCEPT and INTERSECT

Using APPLY

 

Lab : Using Set Operators

Writing Queries That Use UNION Set Operators and UNION ALL

Writing Queries That Use CROSS APPLY and OUTER APPLY Operators

Writing Queries That Use the EXCEPT and INTERSECT Operators

 

Module 13: Using Windows Ranking, Offset, and Aggregate Functions

Creating Windows with OVER

Exploring Window Functions

 

Lab : Using Windows Ranking, Offset, and Aggregate Functions

Writing Queries that use Ranking Functions

Writing Queries that use Offset Functions

Writing Queries that use Window Aggregate Functions

 

Module 14: Pivoting and Grouping Sets

Writing Queries with PIVOT and UNPIVOT

Working with Grouping Sets

 

Lab : Pivoting and Grouping Sets

Writing Queries that use the PIVOT Operator

Writing Queries that use the UNPIVOT Operator

Writing Queries that use the GROUPING SETS CUBE and ROLLUP Subclauses

 

Module 15: Executing Stored Procedures

Querying Data with Stored Procedures

Passing Parameters to Stored procedures

Creating Simple Stored Procedures

Working with Dynamic SQL

 

Lab : Executing Stored Procedures

Using the EXECUTE statement to Invoke Stored Procedures

Passing Parameters to Stored procedures

Executing System Stored Procedures

 

Module 16: Programming with T-SQL

T-SQL Programming Elements

Controlling Program Flow

 

Lab : Programming with T-SQL

Declaring Variables and Delimiting Batches

Using Control-Of-Flow Elements

Using Variables in a Dynamic SQL Statement

Using Synonyms

 

Module 17: Implementing Error Handling

Implementing T-SQL error handling

Implementing structured exception handling

 

Lab : Implementing Error Handling

Redirecting errors with TRY/CATCH

Using THROW to pass an error message back to a client

 

Module 18: Implementing Transactions

Transactions and the database engines

Controlling transactions

 

Lab : Implementing Transactions

Controlling transactions with BEGIN, COMMIT, and ROLLBACK

Adding error handling to a CATCH block

INFO

  • Esame: 70-761 - Querying Data with Transact-SQL
  • Manuale: Il Materiale Didattico Ufficiale per tutti i corsi Microsoft MOC può essere richiesto, se disponibile, in forma elettronica (DMOC) invece che cartacea e lo studente iscritto potrà scaricarlo dal sito Microsoft. Chi acquista un DMOC ha diritto a consultare tutte le versioni del manuale, sia quelle precedenti a quella che acquista sia quelle che usciranno successivamente, dove troverà corretti eventuali errori e/o le novità del prodotto.
  • Prezzo manuale: 250 € incluso nel prezzo del corso
  • Natura del corso: Operativo (previsti lab su PC)

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