SQL modification statement is an UPDATE statement.
SQL UPDATE statement
The UPDATE statement is used to update records that already exist in the table.
SQL UPDATE syntax
UPDATE table_name SET column1=value1,column2=value2,... WHERE some_column=some_value;
Please pay attention to the WHERE clause in the SQL UPDATE statement!
The WHERE clause specifies which record or records need to be updated. If you omit the WHERE clause, all records will be updated!
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