Mercurial > pub > Impl
annotate Lib/IMPL/SQL/Schema/Constraint/Index.pm @ 311:d3b5a67ad2e8
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| author | cin |
|---|---|
| date | Mon, 22 Apr 2013 03:42:53 +0400 |
| parents | 6148f89bb7bf |
| children |
| rev | line source |
|---|---|
| 49 | 1 package IMPL::SQL::Schema::Constraint::Index; |
| 2 use strict; | |
| 165 | 3 use parent qw(IMPL::SQL::Schema::Constraint); |
| 49 | 4 |
| 5 __PACKAGE__->PassThroughArgs; | |
| 168 | 6 __PACKAGE__->RegisterAlias('index'); |
| 49 | 7 |
| 8 sub CTOR { | |
| 9 my $this = shift; | |
| 10 | |
| 11 my %colnames; | |
| 168 | 12 not grep { $colnames{$_}++ } $this->columns or die new Exception('Each column in the index can occur only once'); |
| 49 | 13 } |
| 14 | |
| 15 1; |
