03-21-2012
need to store query output fields in variables edit them and update the same in tables.
Hi ,
I have a query like
select err_qty,drop_qty,unbld_qty,orig_qty from usage_data;
I need to store the values of these fetched fields in variables,
Need to edit them and update the new values into the table.
Can anyone please help me in writing this piece of code
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LEARN ABOUT DEBIAN
sql::translator::schema::trigger
SQL::Translator::Schema::Trigger(3pm) User Contributed Perl Documentation SQL::Translator::Schema::Trigger(3pm)
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 $schema = 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>.
perl v5.14.2 2012-01-18 SQL::Translator::Schema::Trigger(3pm)