Your Pathway to Oracle SQL Expertise: Preparation for the 1z0-047 Exam
Sub Category
- IT Certifications
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Objectives
- Introduction to SQL: Understand the basics of SQL and its importance in database management. Learn about relational database concepts and how SQL is used to
- Retrieving Data Using the SQL SELECT Statement: Construct basic SQL queries to retrieve data from a database. Use various SELECT statement clauses
- Restricting and Sorting Data: Filter data using the WHERE clause and comparison operators. Sort data using the ORDER BY clause.
- Using Single-Row Functions to Customize Output: Manipulate strings, numbers, and dates using single-row functions.
- Reporting Aggregated Data Using Group Functions: Use group functions like SUM, AVG, COUNT, MAX, and MIN to aggregate data.
- Displaying Data from Multiple Tables: Write SQL queries to join tables using inner and outer joins.
- Using Subqueries to Solve Queries: Write single-row and multiple-row subqueries.
- Using the SET Operators: Combine query results using UNION, UNION ALL, INTERSECT, and MINUS operators.
- Manipulating Data: Insert new data into tables using the INSERT statement.
- Using DDL Statements to Create and Manage Tables: Create tables and define their structure using the CREATE TABLE statement.
Pre Requisites
- Basic Understanding of Databases: Familiarity with fundamental database concepts such as tables, rows, columns, and relationships is beneficial. Understanding of basic data types and how databases store and manage data. Basic SQL Knowledge: Prior experience with SQL or completion of introductory SQL courses will be helpful. Ability to write and execute simple SQL queries using SELECT, WHERE, and JOIN clauses. Familiarity with Oracle Databases (Optional): While not mandatory, having some exposure to Oracle databases or using Oracle SQL tools can be advantageous. Familiarity with Oracle SQL*Plus or Oracle SQL Developer will help you navigate and practice within the Oracle environment. Access to a Computer with Internet Connection: A computer with a stable internet connection is necessary to access course materials, videos, and interactive content. Ensure you have the necessary software installed, such as Oracle SQL tools or any required plugins. Commitment to Learning: Dedication to completing the course modules, participating in exercises, and studying for the certification exam. Regular practice and review of course material to reinforce learning and build proficiency. Recommended Preparation:
FAQ
- Q. How long do I have access to the course materials?
- A. You can view and review the lecture materials indefinitely, like an on-demand channel.
- Q. Can I take my courses with me wherever I go?
- A. Definitely! If you have an internet connection, courses on Udemy are available on any device at any time. If you don't have an internet connection, some instructors also let their students download course lectures. That's up to the instructor though, so make sure you get on their good side!
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