ha_partition and innodb index intersection produce fewer rows (MySQL Bug#70703)

Description

Even after fix for (and MySQL Bug#69581), a query that runs index_merge intersection (union is probably affected too) over partitioned table, may return wrong query result.

Testcase:

Environment

None

Assignee

Sergei Petrunia

Reporter

Sergei Petrunia

Labels

None

Fix versions

Affects versions

Priority

Major
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