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percona-toolkit/t/pt-visual-explain/samples/dependent_subquery.txt
2011-06-24 16:02:05 -06:00

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DEPENDENT SUBQUERY
+- Filter with WHERE
| +- Index lookup
| key film_actor->PRIMARY
| possible_keys PRIMARY
| key_len 2
| ref actor.actor_id
| rows 13
+- Index scan
key actor->PRIMARY
key_len 2
rows 200