TAILIEUCHUNG - IMPLEMENTING TRANSACTION AND SECURITY

In this section, you will learn to: Describe Transaction Processing Describe Transaction Recovery Define Transaction Log Identify the Concurrency Problems Identify the Types of Locks Define a Deadlock Describe the Security Scheme Concepts Establish the Security Scheme. | J Lesson 3B Implementing Transaction AND security Objectives In this section you will learn to Ỡ Describe Transaction Processing Ỡ Describe Transaction Recovery Ỡ Define Transaction Log 5 Identify the Concurrency Problems 5 Identify the Types of Locks 5 Define a Deadlock 5 Describe the Security Scheme Concepts 5 Establish the Security Scheme Relational Database Design Implementing Transaction and Security Objectives In this section you will learn to Describe Transaction processing Describe Transaction Recovery Define Transaction Log Identify the Concurrency Problems Identify the Types of Locks Define a Deadlock Describe the Security Scheme Concepts Establish the Security Scheme NIIT Implementing Transaction and Security Lesson 3B Slide 1 of 25 I y NoteJ Instructor Notes Lesson Overview The lesson introduces the concept of transaction processing transaction recovery and transaction log. This lesson also describes concurrency problems that can occur in a database and explains locking as a technique to avoid concurrency problems. In addition this lesson identifies the various security schemes and explains how to establish a security scheme. NUT Relational Database Design Implementing Transaction and Security Pre-assessment Questions 1. Which SQL statements are used to create and delete tables a. DDL b. DQL c. DML d. DCL 2. A is a named derived virtual table that does not exist physically. a. Source table b. Query c. View d. Base table 3. Which type of view includes all rows but only some columns of the source table a. Joined b. Column subset c. Grouped d. Row subset NIIT Implementing Transaction and Security Lesson 3B Slide 2 of 25 Relational Database .

• Cơ sở dữ liệu
• Giáo trình NIIT Quarter 2
• ngôn ngữ SQL
• tài liệu SQL
• cơ sở dữ liệu SQL
• SQL Server
• C Sharp
• ngôn ngữ C
• tài liệu C
• lập trình với C