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SOME NOTES ABOUT ORACLE DATABASE SQL:

Oracle Database SQL [1Z0-071] is an important and mandatory certification on your path to becoming an expert in your field.

To get this certificate, you need to firmly and confidently grasp the content listed below. Then, you need to pass the exam directly on ORACLE's system. This exam has a duration of 120 minutes, with 63 questions. You need to answer correctly at least 63% of the total questions on the exam.

Below are the contents that you need to grasp firmly and confidently before registering to take the exam on ORACLE's system:

1. Relational Database concepts

1.1. Explaining the theoretical and physical aspects of a relational database

1.2. Relating clauses in SQL Select Statement to Components of an END

1.3. Explaining the relationship between a database and SQL

2. Retrieving Data using the SQL SELECT Statement

2.1. Using Column aliases

2.2. Using The SQL SELECT statement

2.3. Using concatenation operator, literal character strings, alternative quote operator, and the DISTINCT keyword

2.4. Using Arithmetic expressions and NULL values in the SELECT statement

3. Restricting and Sorting Data

3.1. Applying Rules of precedence for operators in an expression

3.2. Limiting Rows Returned in a SQL Statement

3.3. Using Substitution Variables

3.4. Using the DEFINE and VERIFY commands

3.5. Sorting Data

4. Using Single-Row Functions to Customize Output

4.1. Manipulating strings with character functions in SQL SELECT and WHERE clauses

4.2. Performing arithmetic with date data

4.3. Manipulating numbers with the ROUND, TRUNC and MOD functions

4.4. Manipulating dates with the date function

5. Using Conversion Functions and Conditional Expressions

5.1. Applying the NVL, NULLIF, and COALESCE functions to data

5.2. Understanding implicit and explicit data type conversion

5.3. Using the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions

5.4. Nesting multiple functions

6. Reporting Aggregated Data Using Group Functions

6.1. Restricting Group Results

6.2. Creating Groups of Data

6.3. Using Group Functions

7. Displaying Data from Multiple Tables

7.1. Using Self-joins

7.2. Using Various Types of Joins

7.3. Using Non equijoins

7.4. Using OUTER joins

7.5. Understanding and Using Cartesian Products

8. Using Subqueries to Solve Queries

8.1. Using Single Row Subqueries

8.2. Using Multiple Row Subqueries

8.3. Update and delete rows using correlated subqueries

9. Using SET Operators

9.1. Matching the SELECT statements

9.2. Using the ORDER BY clause in set operations

9.3. Using The INTERSECT operator

9.4. Using The MINUS operator

9.5. Using The UNION and UNION ALL operators

10. Managing Tables using DML statements

10.1. Managing Database Transactions

10.2. Controlling transactions

10.3. Perform Insert, Update and Delete operations

10.4. Performing multi table Inserts

10.5. Performing Merge statements

11. Managing Indexes Synonyms and Sequences

11.1. Managing Indexes

11.2. Managing Synonyms

11.3. Managing Sequences

12. Use DDL to manage tables and their relationships

12.1. Describing and Working with Tables

12.2. Describing and Working with Columns and Data Types

12.3. Creating tables

12.4. Dropping columns and setting column UNUSED

12.5. Truncating tables

12.6. Creating and using Temporary Tables

12.7. Creating and using external tables

12.8. Managing Constraints

13. Managing Views

13.1. Managing Views

14. Controlling User Access

14.1. Differentiating system privileges from object privileges

14.2. Granting privileges on tables

14.3. Distinguishing between granting privileges and roles

15. Managing Objects with Data Dictionary Views

15.1. Using data dictionary views

16. Managing Data in Different Time Zones

16.1. Working with CURRENT_DATE, CURRENT_TIMESTAMP,and LOCALTIMESTAMP

16.2. Working with INTERVAL data types

GOODLUCK TO YOU!!!