Select the correct answerWhat SQL command is used to add a new column to an existing table?OptionsALTER TABLEADD COLUMNCREATE COLUMNINSERT COLUMN
Question
Select the correct answerWhat SQL command is used to add a new column to an existing table?OptionsALTER TABLEADD COLUMNCREATE COLUMNINSERT COLUMN
Solution
The correct answer is ALTER TABLE.
Here is how you would use it:
- First, specify the ALTER TABLE command followed by the name of the table to which you want to add the new column.
- Then, use the ADD COLUMN command followed by the name of the new column and its data type.
For example, if you want to add a new column named 'email' to a table named 'customers', you would use the following SQL command:
ALTER TABLE customers ADD COLUMN email VARCHAR(255);
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