What is RDBMS & Backend Testing?
- What is a database application?
- Why should we test databases?
- Back end vs. front end testing
- Testing application vs. testing RDBMS
- Writing and setting up database tests
- Using SQL* Plus
- Introduction to Oracle PL/SQL
- Introduction to MySQL
- How to use Toad in for backend testing
- Use of MS Excel for data validation
Database Data Access
- SELECT Statements
- Specific Data Retrieval using WHERE Clause
- Row Identifiers and Numbers
- Performing Arithmetic
- DISTINCT Values
- Value Comparison
- SQL Operators: LIKE, IN, BETWEEN
- ORDER BY Clause
- Join Conditions and Join Types
Database Functions
- Single Row Functions
- Aggregate Functions
- Grouping Rows using GROUP BY and HAVING Clause
- Storing and Processing DATE and TIME
- Using Timestamp and Time Intervals
Subqueries and Advanced Queries
- Single Row Subqueries
- Multiple Row Subqueries
- Correlated Subqueries
- Nested Subqueries
- Using SET Operators
- TRANSALTE() Function
- DECODE() Function
- CASE Expression
- Hierarchical Queries
Data Manipulation Language (DML)
- Adding Rows using INSERT Statement
- Modifying Rows using UPDATE Statement
- The RETURNING Clause
- Removing Rows using DELETE Statement
- Data Integrity – Primary & Foreign key
- Merging Rows using MERGE
- Database Transactions – COMMIT, ROLLBACK
Data Definition Language (DDL)
- Tables – Create, Alter, Rename, Truncate, Drop
- Sequences – Create, Retrieve, Use, Modify, Drop
- Index – Create, Retrieve, Modify, Drop
- Views – Create, Use, Modify, Drop
Users, Privileges, Roles
- Users – Create, Change Password, Delete
- System Privileges
- Object Privileges
- Roles – Create, Drop
- Data Control Language (DCL) – Grant, Revoke
