Yes, it's work. Thank you))
воскресенье, 4 марта 2018 г., 19:56:06 UTC+3 пользователь Jeremy Evans
написал:
>
> On Sunday, March 4, 2018 at 8:02:28 AM UTC-8, Dmitriy Rotatyy wrote:
>>
>> Hello. I want to save array to database from sequel, and i cat do it, but
>> when i can take only string from database next,
>> It code example:
>>
>> require "sequel"
>> require "pg"
>> Sequel.extension :pg_array, :core_extensions
>> DB = Sequel.connect("postgres://postgres@localhost/postgres")
>>
>>
> DB.extension :pg_array # need to load the extension into the Database
> object, as the documentation shows
>
>
>>
>> DB.create_table? :items do
>> primary_key :id
>> column :positions, "integer[]"
>> end
>> items = DB[:items]
>> items.insert(positions: Sequel.pg_array([1, 2, 3]))
>> items.all.last[:positions] # <---- it is string. Not array
>>
>> I know about this
>> <http://sequel.jeremyevans.net/rdoc-plugins/files/lib/sequel/extensions/pg_array_rb.html>
>> documentation, but i don't understand how to use it?
>>
>> Can anybody help me?
>>
>>
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