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SQL Querying - Level 2 Advanced Querying*

kurz

Základní info

Duration
Classroom Learning - 1 Day(s)
Online LIVE - 1 Day(s)

Overview
In this course, students will learn how to identify and use advanced querying techniques. You may perform tasks such as modifying the structure of a table: inserting, updating, deleting data and indexing tables to optimize query performance.

Who Should Attend
Students should have basic computer skills, SQL skills, and be familiar with concepts related to database structure and terminology.

At Course Completion
Upon successful completion of this course, students will be able to:
- use subqueries to generate query output.
- manipulate table data by inserting, updating, and deleting records in a table.
- manipulate the table structure.
- create views, manipulate data through views, modify the view structure, and drop views.
- create indices on table columns and drop inefficient indices.
- mark the beginning of a transaction, create a savepoint within a transaction, rollback a transaction, and commit a transaction.

Prerequisite(s) or equivalent knowledge

SQL Querying - Level 1 Fundamentals of Querying

Outline

Lesson 1: Using Subqueries to Perform Advanced Querying

Search Based on Unknown Values
Compare a Value with Unknown Values
Search Based on the Existence of Records
Generate Output Using Correlated Subqueries
Filter Grouped Data Within Subqueries
Perform Multiple-Level Subqueries

Lesson 2: Manipulating Table Data

Insert Data
Modify and Delete Data

Lesson 3: Manipulating the Table Structure

Create a Table
Create a Table with Constraints
Modify a Table's Structure
Back Up Tables
Delete Tables

Lesson 4: Working with Views

Create a View
Manipulate Data in Views
Create Aliases
Modify and Delete Views

Lesson 5: Indexing Data

Create Indexes
Drop Indexes

Lesson 6: Managing Transactions

Create Transactions
Commit Transactions