Class: Dse::Graph::ResultSet

Inherits:

Object

• Object
• Dse::Graph::ResultSet

Extended by:

Forwardable

Includes:

Enumerable

Defined in:

lib/dse/graph/result_set.rb

Overview

Collection of results of running a graph query. It wraps a Cassandra::Result. When iterating over results, individual results may be well-known domain objects or a generic Result.

See Also:

• Vertex
• Edge
• Path
• Result

Instance Method Summary

• #[](ind) ⇒ Object

  Allow array indexing into the result-set.

• #each {|result| ... } ⇒ Enumerator, self

  Returns Enumerator if no block given.

• #empty? ⇒ Boolean

  Whether it has any result data.

• #execution_info ⇒ Cassandra::Execution::Info

  Query execution information, such as number of retries and all tried hosts, etc.

• #size ⇒ Integer (also: #length)

  Number of results.

Instance Method Details

#[](ind) ⇒ Object

Allow array indexing into the result-set.

# File 'lib/dse/graph/result_set.rb', line 55

def [](ind)
  @parsed_results[ind]
end

#each {|result| ... } ⇒ Enumerator, self

Returns Enumerator if no block given

Yield Parameters:

• result (Vertex, Edge, Path, Result) —

  result object for a particular result

# File 'lib/dse/graph/result_set.rb', line 49

def each(&block)
  @parsed_results.each(&block)
end

#empty? ⇒ Boolean

# File 'lib/dse/graph/result_set.rb', line 36

def_delegators :@results, :execution_info, :empty?, :size

#execution_info ⇒ Cassandra::Execution::Info

Query execution information, such as number of retries and all tried hosts, etc.

# File 'lib/dse/graph/result_set.rb', line 36

def_delegators :@results, :execution_info, :empty?, :size

#size ⇒ Integer Also known as: length

# File 'lib/dse/graph/result_set.rb', line 36

def_delegators :@results, :execution_info, :empty?, :size