How to Update the Structure of a SQL Table
In SQL, you can update the structure of an existing table using the ALTER TABLE command. This allows you to add or drop columns as needed. To add a column to a table, you can use the following syntax: ALTER TABLE table_name ADD column_name data_type; For example, let’s say we have a table named “people” with columns for age and name. If we want to add a new column called “born_year” of data type INT, we would execute the following query:...