@@ -303,35 +303,34 @@ UPDATE test.tmp t SET value = 2
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WHERE t.id IN (SELECT id
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FROM test.tmp2 t2
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WHERE id = t.id);
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- QUERY PLAN
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- --------------------------------------------
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+ QUERY PLAN
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+ ------------------------------------------
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Update on tmp t
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- -> Seq Scan on tmp t
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- Filter: (SubPlan 1)
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- SubPlan 1
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- -> Custom Scan (RuntimeAppend)
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- Prune by: (t2.id = t.id)
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- -> Seq Scan on tmp2_1 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_2 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_3 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_4 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_5 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_6 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_7 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_8 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_9 t2
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- Filter: (id = t.id)
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- -> Seq Scan on tmp2_10 t2
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- Filter: (id = t.id)
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- (26 rows)
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+ -> Nested Loop Semi Join
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+ -> Seq Scan on tmp t
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+ -> Custom Scan (RuntimeAppend)
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+ Prune by: (t.id = t2.id)
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+ -> Seq Scan on tmp2_1 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_2 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_3 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_4 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_5 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_6 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_7 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_8 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_9 t2
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+ Filter: (t.id = id)
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+ -> Seq Scan on tmp2_10 t2
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+ Filter: (t.id = id)
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+ (25 rows)
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/* Test special rule for CTE; SELECT (PostgreSQL 9.5) */
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EXPLAIN (COSTS OFF)
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