How to delete multiple columns in SQL
It is believed that many inexperienced people don't know what to do about how to delete multiple languages in SQL. Therefore, this article summarizes the causes and solutions of the problem. Through this article, I hope you can solve this problem.
The first conjecture is as follows (note: here is the conjecture, incorrect writing):
ALTER TABLE TableName DROP COLUMN column1,column2
But after execution, a syntax error was found, so it was changed to the following way:
ALTER TABLE TableName DROP COLUMN column1,COLUMN column2
Execute correctly, then look at the table structure and find that the column has been deleted, which proves that the conjecture is correct.
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