The MySQL UPDATE Query is used to modify the existing records in a table. It can be used to update one or more field at the same time. It can also be used to change the value of a field based on the value of another field. The UPDATE Query is very powerful and you can use it to make changes to your data that would otherwise be difficult or impossible.The UPDATE statement is used to modify existing records in a table. To do this you need to specify the name of the table and the name of the column you want to update. You can also use the WHERE clause to only update specific records. The following illustrates the basic syntax of an UPDATE statement:SET column_name = value The UPDATE statement is used to modify existing records in a table.SET column1=value1,column2=value2,...WHERE some_column=some_valueIf you omit the WHERE clause all records in the table will be updated!MySQL UPDATE Query is used to modify the existing records in a table. You can use the WHERE clause with the UPDATE query to update the selected rows otherwise all the rows would be affected. The basic syntax of the UPDATE query is as follows ?UPDATE table_nameSET column1 = value1 column2 = value2 ...WHERE condition;The MySQL UPDATE Query is used to modify the existing records in a table. It can be used to update one or more field at the same time. It can also be used to change the value of a particular field based on certain conditions.