module Cassie::Statements::Execution::Fetching
Public Instance Methods
fetch(args={})
click to toggle source
Returns array of rows or empty array
query.fetch(id: 1) => [{id: 1, name: 'eprothro'}]
# File lib/cassie/statements/execution/fetching.rb, line 19 def fetch(args={}) args.each do |k, v| setter = "#{k}=" send(setter, v) if respond_to? setter end execute result end
fetch_first(args={})
click to toggle source
Returns first result or nil
query.fetch_first(id: 1) => {id: 1, name: 'eprothro'} query.fetch_first(id: 2) => nil
# File lib/cassie/statements/execution/fetching.rb, line 36 def fetch_first(args={}) with_limit(1) do fetch(args).first end end
fetch_first!(args={})
click to toggle source
Returns first result or raises RecordNotFound
query.fetch_first!(id: 1) => {id: 1, name: 'eprothro'} query.fetch_first!(id: 2) RecordNotFound: RecordNotFound
# File lib/cassie/statements/execution/fetching.rb, line 49 def fetch_first!(args={}) fetch_first || raise(Cassie::Statements::RecordNotFound.new('CQL row does not exist')) end