Name

QBit::Application::Model::DB::Table

Description

Base class for DB tables.

RO accessors

• name

• inherits

• primary_key

• indexes

• foreign_keys

• collate

• engine

Abstract methods

• create_sql

• add_multi

• add

• delete

• _get_field_object

• _convert_fk_auto_type

Package methods

init

No arguments.

Method called from "new" before return object.

fields

No arguments.

Return values:

• $fields - reference to array of objects (QBit::Application::Model::DB::Field)

Example:

my $fields = $app->db->users->fields();

fields

No arguments.

Return values:

• @field_names

Example:

my @field_names = $app->db->users->field_names();

get_all

Arguments:

• %opts - options with keys

  • comment

  • fields

  • filter

  • group_by

  • order_by

  • offset

  • limit

  • distinct

  • for_update

  • all_langs

For more information see QBit::Application::Model::DB::Query::get_all

Return values:

• $data - reference to array

Example:

my $data = $app->db->users->get_all(
    fields => [qw(id login)],
    filter => {id => 3},
);

edit

Arguments:

• $pkeys_or_filter - perl variables or object (QBit::Application::Model::DB::filter)

• $data - reference to hash

Example:

$app->db->users->edit(1, {login => 'LoginNew'});
$app->db->users->edit([1], {login => 'LoginNew'});
$app->db->users->edit({id => 1}, {login => 'LoginNew'});
$app->db->users->edit($app->db->filter({login => 'Login'}), {login => 'LoginNew'});

get

Arguments:

• $id - scalar or hash

• %opts - options with keys

  • comment

  • fields

  • for_update

  • all_langs

For more information see QBit::Application::Model::DB::Query::get_all

Return values:

• $data - reference to hash

Example:

my $data = $app->db->users->get(3, fields => [qw(id login)],);

truncate

No arguments.

Truncate table.

Example:

$app->db->users->truncate();

alter

Arguments:

• %opts - options to alter

  • disable_keys

  • enable_keys

Example:

$app->db->users->alter(disable_keys => TRUE);

...

$app->db->users->alter(enable_keys => TRUE);

create

Create table in DB.

Arguments:

• %opts - options with keys, same as for method create_sql

Example:

$app->db->users->create();

drop

Arguments:

• %opts - options with keys

  • if_exists - added 'IF EXISTS'

Example:

$app->db->users->drop(); # DROP TABLE `users`;

$app->db->users->drop(if_exists => TRUE); # DROP TABLE IF EXISTS `users`;

swap

Arguments:

• $name_or_table - table name or object

Example:

$app->db->users->swap('clients');

# RENAME TABLE `users` TO `users_<pid>_<time>`, `clients` TO `users`, `users_<pid>_<time>` TO `clients`;

$app->db->users->swap($app->db->clients); # same

default_fields

You can redefine this method in your Model.

default_primary_key

You can redefine this method in your Model.

default_indexes

You can redefine this method in your Model.

default_foreign_keys

You can redefine this method in your Model.

have_fields

Arguments:

• $fields - reference to array

Return values:

• $bool

Example:

my $bool = $app->db->users->have_fields([qw(id login)]);

For more information see code and test.

cpanm QBit::Application::Model::DB

perl -MCPAN -e shell
install QBit::Application::Model::DB