Re: [ADMIN] Adding a column with default value possibly corrupting a functional index.

[Rajesh Kumar Mallah]

Its declared immutable , it queries the same table , its recursive
and it queries another custom function also.

fyi dir_name  is a simple plperlu function.
my ($dir) = @_;
$dir =~ s/&/and/g;
$dir =~ s/&/and/g;
$dir =~ s/[^a-zA-Z0-9]+/_/g;
return $dir;