Class: Dataflow::Nodes::SelectKeysNode

Inherits:
ComputeNode show all
Defined in:
lib/dataflow/nodes/select_keys_node.rb

Overview

Performs a select operation on its dependency.

Constant Summary

Constants included from SchemaMixin

SchemaMixin::SAMPLE_DATA_OUTPUT, SchemaMixin::SEPARATOR

Instance Method Summary collapse

Methods inherited from ComputeNode

#all_dependencies, #compute, #data_node, data_node_opts, #dependencies, dependency_opts, ensure_data_node_exists, ensure_dependencies, #execute_local_batch_computation, #execute_local_computation, #execution_valid?, #explain_update, #force_computing_lock_release!, #locked_for_computing?, #make_batch_params, #needs_automatic_recomputing?, #recompute, #schema, #set_defaults, #updated?, #updated_at, #updated_at=, #valid_for_computation?

Methods included from SchemaMixin

#infer_partial_schema, #infer_schema, #sample_data, #schema_inferrer

Methods included from Dataflow::Node

#all_dependencies, find, #metadata, #recompute, #required_by, #valid_for_computation?, #validate!

Instance Method Details

#export ⇒ Object 



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# File 'lib/dataflow/nodes/select_keys_node.rb', line 11

def export
  data_node.export(keys: keys)
end