26 lines
658 B
MySQL
26 lines
658 B
MySQL
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-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
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-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
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select
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/*+
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no_unnest(@my_sub)
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leading (@my_sub emp_inner@my_sub)
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use_merge (@my_sub dept_inner@my_sub)
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*/
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*
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from
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scott.emp emp_outer
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where
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emp_outer.deptno in (
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select /*+ qb_name(my_sub) */
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dept_inner.deptno
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from
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scott.dept dept_inner
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, scott.emp emp_inner
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where
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dept_inner.dname like 'S%'
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and emp_inner.ename = dept_inner.dname
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and dept_inner.deptno = emp_outer.deptno
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)
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/
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