Write a query to change the column name 'email_address' to 'email' in the building table.Note:This query performs alter operation on building table. So ensure the table ‘building’ already created and exists in the database.If you get an error like ‘building’ does not exist. Then go back to first, third and fifth query and execute those create table query once and come back to this query.Column name to be altered and the new name must be specified without any mistake.If you specified wrong field name while altering the table, but if there is no syntax error then obviously the table will get altered but it will not get Accepted.In this case, alter the table with correct field names and get it Accepted.
Question
Write a query to change the column name 'email_address' to 'email' in the building table.Note:This query performs alter operation on building table. So ensure the table ‘building’ already created and exists in the database.If you get an error like ‘building’ does not exist. Then go back to first, third and fifth query and execute those create table query once and come back to this query.Column name to be altered and the new name must be specified without any mistake.If you specified wrong field name while altering the table, but if there is no syntax error then obviously the table will get altered but it will not get Accepted.In this case, alter the table with correct field names and get it Accepted.
Solution
To change the column name 'email_address' to 'email' in the 'building' table, you would use the ALTER TABLE statement in SQL. Here is a step-by-step guide on how to do this:
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First, ensure that the 'building' table exists in your database. If it doesn't, you will need to create it first.
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Once you have confirmed that the 'building' table exists, you can proceed to change the column name. The SQL statement to do this is:
ALTER TABLE building RENAME COLUMN email_address TO email;
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Run this query in your SQL environment. This will rename the 'email_address' column to 'email' in the 'building' table.
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After running the query, you can confirm that the column name has been changed by running a SELECT statement like this:
SELECT * FROM building;
This will display all the data in the 'building' table, and you should see that the 'email_address' column is now named 'email'.
Remember, it's important to double-check the column names you want to change to avoid any errors. If you make a mistake, you can always alter the table again to correct it.
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