Snowflake Tutorial: Renaming Columns and Tables for Efficient Data Management скачать в хорошем качестве

Snowflake Tutorial: Renaming Columns and Tables for Efficient Data Management

Unlock the power of Snowflake with this comprehensive tutorial on renaming columns and tables for optimized data organization. Whether you're refining your database schema or enhancing data clarity, learn step-by-step how to efficiently rename columns and tables in Snowflake. Dive into practical examples and expert tips to streamline your data management processes and elevate your Snowflake skills. Don't forget to watch, like, and subscribe for more Snowflake tutorials! #Snowflake #DataManagement #DatabaseSchema #DataOrganization #DataOptimization #SQL #TechTutorial #DataEngineering #CloudDataWarehouse #DataManipulation #DataRenaming ------------------------------------ -- Rename a Column and Table CREATE OR REPLACE TABLE employees ( employee_id INT, first_name VARCHAR(50), last_name VARCHAR(50), salary NUMBER, created_date date ); -- Insert sample data into the employees table INSERT INTO employees (employee_id, first_name, last_name, salary,created_date) VALUES (1001, 'John', 'Doe', 50000,current_date), (1002, 'Jane', 'Smith', 60000,current_date), (1003, 'Michael', 'Johnson', 75000,current_date), (1004, 'Emily', 'Brown', 55000,current_date); SELECT * FROM employees; ALTER TABLE employees RENAME column created_date TO insert_date; SELECT * FROM employees; alter table employees RENAME TO emp_table; SELECT * FROM emp_table; select * from employees; drop table employees; --------------------------------------------------------