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DEPESZ / Pg-Explain-0.65 / t / 16-ctes / 5-text.plan 
                                                QUERY PLAN                                                 
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 Result  (cost=0.02..0.06 rows=2 width=4) (actual time=0.006..0.009 rows=2 loops=1)
   CTE cte_1
     ->  Result  (cost=0.00..0.01 rows=1 width=0) (actual time=0.000..0.000 rows=1 loops=1)
   CTE cte_2
     ->  Result  (cost=0.00..0.01 rows=1 width=0) (actual time=0.000..0.001 rows=1 loops=1)
   ->  Append  (cost=0.00..0.04 rows=2 width=4) (actual time=0.005..0.008 rows=2 loops=1)
         ->  CTE Scan on cte_1 a  (cost=0.00..0.02 rows=1 width=4) (actual time=0.004..0.005 rows=1 loops=1)
         ->  CTE Scan on cte_2 b  (cost=0.00..0.02 rows=1 width=4) (actual time=0.001..0.002 rows=1 loops=1)
 Total runtime: 0.080 ms
(9 rows)