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T84: EXPLAIN plan for slow query

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Category: Statement Events
SQLSTATE: n/a
Urgency: low

Example Postgres Log Output:

LOG: duration: 1681.452 ms  plan:
  Query Text: UPDATE pgbench_branches SET bbalance = bbalance + 2656 WHERE bid = 59;
  Update on public.pgbench_branches  (cost=0.27..8.29 rows=1 width=370) (actual rows=0 loops=1)
    Buffers: shared hit=7
    ->  Index Scan using pgbench_branches_pkey on public.pgbench_branches  (cost=0.27..8.29 rows=1 width=370) (actual rows=1 loops=1)
          Output: bid, (bbalance + 2656), filler, ctid
          Index Cond: (pgbench_branches.bid = 59)

Explanation:

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