Tom Lane wrote:
> Bruce Momjian <br...@momjian.us> writes:
> > I have discovered a simpler solution using ALTER TABLE and calling a
> > conversion function:
> 
> >     test=> CREATE TABLE tsvector_test(x tsvector);
> >     CREATE TABLE
> >     test=> ALTER TABLE tsvector_test ALTER COLUMN x TYPE tsvector 
> >     test-> USING conversion_func(x);
> >     ALTER TABLE
> 
> > No need for a fake data type and the required index infrastructure.
> 
> I think this is basically a large-caliber foot gun.  You're going to
> pretend that invalid data is valid, until the user gets around to fixing
> it?

What choice do we have?  While we can mark indexes as invalid (which we
do), how do we mark a table's contents as invalid?  Should we create
rules so no one can see the data and then have the ALTER TABLE script
remove the rules after it is rebuilt?

-- 
  Bruce Momjian  <br...@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +

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