🚀 SQL Command Essentials: DDL, DML, DCL, TCL 🚀

● DDL (Data Definition Language)
– CREATE: Make new tables/databases
– ALTER: Change table structure
– DROP: Delete tables/databases
– TRUNCATE: Remove all data, keep structure

● DML (Data Manipulation Language)
– SELECT: Retrieve data
– INSERT: Add data
– UPDATE: Change data
– DELETE: Remove data

● DCL (Data Control Language)
– GRANT: Give access rights
– REVOKE: Remove access rights

● TCL (Transaction Control Language)
– COMMIT: Save changes
– ROLLBACK: Undo changes
– SAVEPOINT: Set a point to rollback to
– BEGIN/END TRANSACTION: Mark begin/end of a transaction

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