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Oracle Database Program with PL/SQL Exam Number

1Z0-149 - Declaring PL/SQL Variables

Esteban Herrera

This course will teach you everything you need to know about PL/SQL variables to help you prepare for the 1Z0-149 exam.

Becoming a certified PL/SQL developer requires knowledge of variables. In this course, Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, you’ll learn everything you need to know about declaring and using PL/SLQ variables. First, you’ll explore what variables are and how to declare them. Next, you’ll discover how to recognize valid and invalid variable identifiers. Finally, you’ll see how to use different types of variables. When you’re finished with this course, you’ll have the skills and knowledge of PL/SQL variables needed to answer the exam questions related to this topic.

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What's inside

Syllabus

Course Overview

Introducing Variables in PL/SQL

Declaring Variables

Recognizing Valid Variable Identifiers

Working with Data Types and %TYPE and %ROWTYPE Attributes

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Examines PL/SQL variables, which are vital to real-world scenarios in industry for transitioning from beginner to intermediate

Taught by Esteban Herrera, who are recognized for their work in Oracle Database

This course is part of a series of other courses, as this may indicate comprehensiveness and detail of the topic

Strengthens an existing foundation for intermediate learners

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Career center

Learners who complete Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables will develop knowledge and skills that may be useful to these careers:

Database Developer

Database Developers design, build, and maintain the databases that store critical data for businesses and organizations. They are responsible for ensuring that these databases are reliable, secure, and efficient. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, can help you build a foundation for a career as a Database Developer by teaching you how to write code that interacts with a database. This is essential for building and managing databases, and especially for those who work with Oracle's database management system.

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Data Analyst

Data Analysts collect, clean, and interpret data to help businesses and organizations make informed decisions. They may use data to identify trends, develop forecasts, and solve problems. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, can help you gain the skills needed by many Data Analysts, as many of them use PL/SQL to access data stored in databases, and to write code for database-powered reports and visualizations.

See salaries and explore the career path for Data Analyst

Software Developer

A Software Developer is responsible for many important tasks including writing and maintaining the code that powers websites and software applications. There are many types of Software Developers, some specialize in developing software for a specific field, such as healthcare or financial services, or for a specific kind of platform. All Software Developers, however, rely on writing, testing, and debugging code. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, can help you get started as a Software Developer by teaching you to declare PL/SQL variables, which are fundamental for coding in the PL/SQL language.

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Software Engineer

Software Engineers design, develop, and maintain software applications. They work with users to gather requirements, design system architectures, and write and test code. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, can help you build a foundation for a career as a Software Engineer, by teaching you how to declare PL/SQL variables, which is fundamental for coding in the PL/SQL language.

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Business Intelligence Analyst

Business Intelligence Analysts create reports and dashboards that visualize and analyze data in support of data-driven decision-making. They may also work with business leaders to identify business needs and develop data-driven strategies. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, may be useful as a Business Intelligence Analyst as its curriculum covers how to write effective queries in PL/SQL, which is an important skill for getting data from databases.

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Data Architect

Data Architects design and build the data infrastructure that businesses and organizations rely on to collect, store, and use data. They work with business leaders to understand their information needs and then design and develop databases and data warehouses that meet those needs. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, may be useful as a Data Architect, as databases organized and accessed using PL/SQL are common in businesses, so familiarity with this is an advantage.

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Data Scientist

Data Scientists use scientific methods and techniques to extract knowledge and insights from data. They develop algorithms and models to help businesses and organizations understand and predict customer behavior, identify trends, and solve problems. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables may be useful as a Data Scientist as PL/SQL can be used to perform data manipulation and analysis.

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Systems Analyst

Systems Analysts analyze business processes and design and implement information systems to meet business needs. They may work with users to gather requirements, develop system specifications, and manage projects. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, may be useful for Systems Analysts who will be working with Oracle databases. This course will teach you how to write and manage PL/SQL code, which is a popular language for Oracle databases.

See salaries and explore the career path for Systems Analyst

Web Developer

Web Developers design, develop, and maintain websites. They work with users to gather requirements, design website layouts, and write and test code. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, may be useful for Web Developers who will be working with Oracle databases. This course will teach you how to write and manage PL/SQL code, which is a popular language for Oracle databases.

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Information Security Analyst

Information Security Analysts protect computer systems and networks from unauthorized access, use, disclosure, disruption, modification, or destruction. They develop and implement security policies and procedures, and monitor systems for security breaches. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, may be useful for Information Security Analysts who will be working with Oracle databases. This course will teach you how to write and manage PL/SQL code, which is a popular language for Oracle databases.

See salaries and explore the career path for Information Security Analyst

Database Administrator

Database Administrators install, configure, and maintain databases. They are responsible for ensuring that databases are running smoothly and efficiently, and that data is secure and backed up. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, may be useful for those interested in a career as a Database Administrator as it will teach you how to manage data in an Oracle database. This includes writing and managing PL/SQL code, which is a popular language for Oracle databases.

See salaries and explore the career path for Database Administrator

Computer Systems Analyst

Computer Systems Analysts study business problems and design and implement computer systems to solve those problems. They may work with users to gather requirements, analyze data, and develop system specifications. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, could be useful to Computer Systems Analysts who will be working with Oracle databases. This course teaches you how to write and manage PL/SQL code, a language used to manage data in Oracle databases.

See salaries and explore the career path for Computer Systems Analyst

Information Technology (IT) Manager

Information Technology (IT) Managers plan, implement, and oversee the use of computer systems and networks in organizations. They develop IT policies and procedures, manage IT budgets, and lead IT teams. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables may be useful for those interested in a career as an IT Manager, as it can help you understand the management of a database, which is an important aspect of IT management.

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IT Project Manager

IT Project Managers plan, execute, and close IT projects. They work with project teams to define project scope, develop project plans, and manage project risks. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables may be useful for those interested in a career as an IT Project Manager, as it can help you understand the management of a database, which is an important aspect of IT project management.

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Computer and Information Systems Manager

Computer and Information Systems Managers plan, implement, and oversee the use of computer systems and networks in organizations. They develop IT policies and procedures, manage IT budgets, and lead IT teams. Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables may be useful for those interested in a career as a Computer and Information Systems Manager, as it can help you understand the management of a database, which is an important aspect of IT management.

See salaries and explore the career path for Computer and Information Systems Manager

Reading list

We've selected 11 books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables.

Oracle8i

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Good reference for experienced PL/SQL developers. It covers all aspects of the language, as well as some advanced topics such as performance tuning and debugging.

Oracle8i: The Complete Reference (Book/CD-ROM...

Hardcover

Expert Oracle Database Architecture

Save

Good reference for experienced PL/SQL developers. It covers advanced topics such as performance tuning, debugging, and security.

Oracle Database Program with PL/SQL Exam Number

1Z0-149 - Declaring PL/SQL Variables

What's inside

Syllabus

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