Re: repeatable crash generating two column index

Mike Harding <mvh@ix.netcom.com> writes:
> I then get errors like

> ERROR:  MemoryContextAlloc: invalid request size 2353010684
> ERROR:  MemoryContextAlloc: invalid request size 1885489220

> and the third and fourth time I tried it it worked!

This is sounding like a corrupted-data issue.  I'd suggest seeing
if you can dump and reload the table.  Very likely you will find
that there are some corrupted rows :-(

            regards, tom lane