\copy company_dim FROM '[Insert File Path]/company_dim.csv' WITH (FORMAT csv, HEADER true, DELIMITER ',', ENCODING 'UTF8'); \copy skills_dim FROM '[Insert File Path ...
`ALTER TABLE .. MODIFY COLUMN` 语句用于修改已有表上的列，包括列的数据类型和属性。若要同时重命名，可改用 [`CHANGE COLUMN`](/sql ...
Building and modifying SQL databases with Python code can be a powerful tool for developers and data analysts. Python is a high-level, interpreted programming language that is widely used for data ...
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