Used to modify data (e.g., INSERT , UPDATE , DELETE ).
A procedural extension to Oracle SQL that allows for variables, loops, and error handling . SQL Developer - Oracle
Used to retrieve data (e.g., SELECT ).
Manages changes made by DML (e.g., COMMIT , ROLLBACK ).
Controls access to data (e.g., GRANT , REVOKE ). Used to modify data (e
provides the bedrock for interacting with the Oracle Database, an object-relational database management system (RDBMS) produced by Oracle Corporation. SQL (Structured Query Language) is the set-based, declarative language used to query, manage, and protect data stored in these databases. 1. Key Concepts (Основни понятия)
Data is stored in Tables consisting of rows (records) and columns (attributes). Each row is uniquely identified by a Primary Key . SQL Command Categories: Manages changes made by DML (e
To master Oracle SQL, you must understand how data is organized and how commands are categorized: