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@sqlspecialist

Data Analytics

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PostedSep 1309/13/2025, 07:18 PM
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SQL Command Essentials: DDL, DML, DCL, TCLπŸš€ ● DDL (Data Definition Language) – CREATE: Make new tables/databases – ALTER: Modify 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: Mark save point to rollback – BEGIN/END TRANSACTION: Start/end transactions React ❀️ for more!😊