Re: ENABLE/DISABLE CONSTRAINT NAME

wangshuo@highgo.com.cn writes:
>        In order to achieve enable/disable constraint name，I made ​​a few 
> modifications to the code.
>        First, someone used to build the constraints while building 
> table. Then inserting data must follow a certain order.
>        And people usually like to insert the data but not affected by 
> foreign keys or check.
>        Second, the check or the foreign key constraint will waste much 
> time while inserting the data into the table.
>        Due to the above reasons，I realized this command.

Uh ... why not just drop the constraint, and re-add it later if you want
it again?  This seems like adding a lot of mechanism (and possible bugs)
for a rather marginal use-case.
        regards, tom lane