Mercurial > pub > Impl

annotate Lib/IMPL/SQL/Schema/Constraint/Index.pm @ 137:6975cd4973d1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
minor fix
author wizard
date Tue, 29 Jun 2010 00:37:05 +0400
parents 16ada169ca75
children 76515373dac0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
49
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
1 package IMPL::SQL::Schema::Constraint::Index;
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
2 use strict;
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
3 use base qw(IMPL::SQL::Schema::Constraint);
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
4
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
5 __PACKAGE__->PassThroughArgs;
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
6
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
7 sub CTOR {
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
8 my $this = shift;
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
9
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
10 my %colnames;
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
11 not grep { $colnames{$_}++ } @{$this->Columns} or die new Exception('Each column in the index can occur only once');
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
12 }
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
13
16ada169ca75 migrating to the Eclipse IDE
wizard@linux-odin.local
parents: 33
diff changeset
14 1;