add foreign key action constants

diff --git a/lib/SQL/Translator/Constants.pm b/lib/SQL/Translator/Constants.pm
index 27041c2..77320d4 100644 (file)
--- a/lib/SQL/Translator/Constants.pm
+++ b/lib/SQL/Translator/Constants.pm
@@ -3,8 +3,15 @@ use DBI qw(:sql_types);
 use Sub::Exporter -setup => {
     exports => [ @{$DBI::EXPORT_TAGS{sql_types}} ],
     groups => {
-        sqlt_types => [ @{$DBI::EXPORT_TAGS{sql_types}} ] 
+        sqlt_types => [ @{$DBI::EXPORT_TAGS{sql_types}} ],
+        sqlt_fk_actions => [ qw(SQLT_FK_CASCADE SQLT_FK_RESTRICT SQLT_FK_SET_NULL SQLT_FK_NO_ACTION SQLT_FK_SET_DEFAULT) ],
     }
 };
 
+use constant SQLT_FK_CASCADE     => 0;
+use constant SQLT_FK_RESTRICT    => 1;
+use constant SQLT_FK_SET_NULL    => 2;
+use constant SQLT_FK_NO_ACTION   => 3;
+use constant SQLT_FK_SET_DEFAULT => 4;
+
 1;