Method: ActiveRecord::ConnectionAdapters::PostgreSQL::DatabaseStatements#explain

Defined in:
activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb

#explain(arel, binds = [], options = []) ⇒ Object 



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# File 'activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb', line 7

def explain(arel, binds = [], options = [])
  sql    = build_explain_clause(options) + " " + to_sql(arel, binds)
  result = internal_exec_query(sql, "EXPLAIN", binds)
  PostgreSQL::ExplainPrettyPrinter.new.pp(result)
end