Igor Babaev 79e32e47a1 MDEV-23778 Derived table handler looses data on conversion from HEAP to Aria ...

This bug happened when the HEAP temporary table used for the derived table
created for a derived handler of a remote engine of the federated type
became full and was converted to an Area table. For this conversion
the tmp_table_param parameter must be always taken from the select_unit
object created for the result of the derived table.

2020-09-28 15:16:28 -07:00

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