7. Versioning Database Schemas with SQL and MySQL
   Understanding the Problem:When working on a software project, especially one that involves a database, the schema (the structure of the database) often needs to evolve over time
8. MySQL Schema vs Database
   Database and Schema are often used interchangeably, but they have distinct meanings in the context of MySQL databases.Example: A company might have a database named "CustomerData" that contains tables for customers
9. PostgreSQL Schema Usage Privileges
   Here's a breakdown of what it does:On schema: It specifies the particular schema where the user or role will have usage privileges
10. User Schema Oracle Distinction
    In Oracle, the terms "user" and "schema" are often used interchangeably, but they have distinct meanings when it comes to database programming
11. Database, Schema, Table: Explained
    Think of a database as a digital filing cabinet. It's a structured collection of data that can be accessed, managed, and updated
12. MySQL Table Schema Inspection
    DESCRIBE:This statement provides a concise overview of a table's structure, including column names, data types, nullability
13. SQL Column Type Retrieval
    SQL Statement to Get Column TypeThe SQL statement to retrieve the data type of a specific column within a table is typically: