Updating data means modifying existing records in a table.
Applications use update operations to change user details, edit product information, or update order status.
SQL provides commands to update stored data.
Before updating data, the database must be selected.
Update operations affect existing rows.
Care must be taken to avoid unwanted changes.
The UPDATE statement is used to modify table records.
Column values can be changed using the SET keyword.
Multiple columns can be updated in a single query.
The WHERE clause is very important during update operations.
Without conditions, all records may be updated accidentally.
Always use WHERE to target specific rows.
Update queries are frequently used in backend systems.
Profile updates and status changes rely on update operations.
Understanding updates is essential for real application development.