Decoding SQL grammar — update statement

This demo helps you fully take advantage of the general SQL parser to decode SQL grammar of update SQL statement.

Take this SQL for example:

update employees
set department_ID = 70
where employee_id = 113;

SQL elements in update statement decoded by this demo:

table: employees
set clause: 
	Column: department_ID	
        value:    70
where clause: employee_id = 113