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SQL Table and Column Modification Quiz

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Questions and Answers

What SQL statement is used to rename a table in a database?

RENAME TABLE TABLENAME (OLD) TO ….(NEW); (correct)

ALTER TABLE - RENAME COLUMN

ALTER TABLE table_name MODIFY COLUMN column_name datatype;

ALTER TABLE - ADD Column

Which SQL statement is used to add a new column to an existing table?

RENAME TABLE TABLENAME (OLD) TO ….(NEW);

ALTER TABLE table_name MODIFY COLUMN column_name datatype;

ALTER TABLE table_name ADD column_name datatype; (correct)

ALTER TABLE - RENAME COLUMN

What SQL statement is used to change the name of a column in a table?

ALTER TABLE - ADD Column

ALTER TABLE table_name MODIFY COLUMN column_name datatype;

ALTER TABLE table_name RENAME COLUMN old_name to new_name; (correct)

RENAME TABLE TABLENAME (OLD) TO ….(NEW);

What SQL statement is used to modify the data type of a column in a table?

ALTER TABLE table_name MODIFY COLUMN column_name datatype; Signup and view all the answers

Which SQL statement is used to add a new column to an existing table?

ALTER TABLE - ADD Column Signup and view all the answers

What SQL statement is used to rename a table in a database?

RENAME TABLE TABLENAME (OLD) TO ….(NEW); Signup and view all the answers

Study Notes

SQL Table Modifications

The ALTER TABLE statement is used to rename a table in a database.
The ALTER TABLE statement is used to add a new column to an existing table.
The ALTER TABLE statement with the RENAME COLUMN clause is used to change the name of a column in a table.
The ALTER TABLE statement with the MODIFY clause is used to modify the data type of a column in a table.
Note that the ALTER TABLE statement serves multiple purposes, including renaming tables, adding new columns, renaming columns, and modifying column data types.

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Description

Test your SQL knowledge with this quiz on renaming, adding, and modifying tables and columns. Put your skills to the test with questions on RENAME TABLE, ALTER TABLE - ADD Column, ALTER TABLE - RENAME COLUMN, and ALTER TABLE - ALTER/MODIFY DATATYPE statements.