Provided by: libsql-translator-perl_1.65-1_all
NAME
SQL::Translator::Schema::Trigger - SQL::Translator trigger object
SYNOPSIS
use SQL::Translator::Schema::Trigger; my $trigger = SQL::Translator::Schema::Trigger->new( name => 'foo', perform_action_when => 'before', # or after database_events => [qw/update insert/], # also update, update_on, delete fields => [], # if event is "update" on_table => 'foo', # table name action => '...', # text of trigger schema => $schema, # Schema object scope => 'row', # or statement );
DESCRIPTION
"SQL::Translator::Schema::Trigger" is the trigger object.
METHODS
new Object constructor. my $trigger = SQL::Translator::Schema::Trigger->new; perform_action_when Gets or sets whether the event happens "before" or "after" the "database_event". $trigger->perform_action_when('after'); database_event Obsolete please use database_events! database_events Gets or sets the events that triggers the trigger. my $ok = $trigger->database_events('insert'); fields Gets and set which fields to monitor for "database_event". $view->fields('id'); $view->fields('id', 'name'); $view->fields( 'id, name' ); $view->fields( [ 'id', 'name' ] ); $view->fields( qw[ id name ] ); my @fields = $view->fields; table Gets or set the table on which the trigger works, as a SQL::Translator::Schema::Table object. $trigger->table($triggered_table); on_table Gets or set the table name on which the trigger works, as a string. $trigger->on_table('foo'); action Gets or set the action of the trigger. $trigger->action( q[ BEGIN select ...; update ...; END ] ); is_valid Determine whether the trigger is valid or not. my $ok = $trigger->is_valid; name Get or set the trigger's name. my $name = $trigger->name('foo'); order Get or set the trigger's order. my $order = $trigger->order(3); scope Get or set the trigger's scope (row or statement). my $scope = $trigger->scope('statement'); schema Get or set the trigger's schema object. $trigger->schema( $schema ); my $schema = $trigger->schema; compare_arrays Compare two arrays. equals Determines if this trigger is the same as another my $is_identical = $trigger1->equals( $trigger2 );
AUTHORS
Anonymous, Ken Youens-Clark <kclark@cpan.org>.