class MongoClarify::Investigate
Public Class Methods
new(explain)
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# File lib/mongo_clarify/investigate_with_pattern_matching.rb, line 5 def initialize(explain) @explain = explain end
Public Instance Methods
execution_stats()
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# File lib/mongo_clarify/investigate_with_pattern_matching.rb, line 20 def execution_stats case @explain in { executionStats: { nReturned: n, executionTimeMillis: msec, totalKeysExamined: keys, totalDocsExamined: docs } } else return end { n_returned: n, execution_time_millis: msec, total_keys_examined: keys, total_docs_examined: docs } end
operation_method()
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# File lib/mongo_clarify/investigate_with_pattern_matching.rb, line 9 def operation_method case @explain in { queryPlanner: { winningPlan: { stage: 'COLLSCAN' } } } 'Collection Scan' in { queryPlanner: { winningPlan: { stage: 'FETCH', inputStage: { stage: 'IXSCAN', indexName: index_name } } } } "Index Scan (Index Name: #{index_name})" else nil end end