NAME¶
Catmandu::Store::Hash - An in-memory store
SYNOPSIS¶
use Catmandu;
my $store = Catmandu->store('Hash');
my $obj1 = $store->bag->add({ name => 'Patrick' });
printf "obj1 stored as %s\n" , $obj1->{_id};
# Force an id in the store
my $obj2 = $store->bag->add({ _id => 'test123' , name => 'Nicolas' });
my $obj3 = $store->bag->get('test123');
$store->bag->delete('test123');
$store->bag->delete_all;
# All bags are iterators
$store->bag->each(sub { ... });
$store->bag->take(10)->each(sub { ... });
DESCRIPTION¶
A Catmandu::Store::Hash is an in-memory Catmandu::Store backed by a hash for
fast retrieval combined with a doubly linked list for fast traversal.
METHODS¶
new([init_data => [...] ])¶
Create a new Catmandu::Store::Hash. Optionally provide as init_data an array ref
of data:
my $store = Catmandu->store('Hash', init_data => [
{ _id => 1, data => foo } ,
{ _id => 2, data => bar }
]);
# or in a catmandu.yml configuration file:
---
store:
hash:
package: Hash
options:
init_data:
- _id: 1
data: foo
- _id: 2
data: bar
INHERITED METHODS¶
This Catmandu::Store implements:
- Catmandu::Store
- Catmandu::Droppable
- Catmandu::Transactional
Each Catmandu::Bag in this Catmandu::Store implements:
- Catmandu::Bag
- Catmandu::Droppable
