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Merge 10.4 into 10.5

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This commit is contained in:
Aleksey Midenkov
2019-11-25 17:24:09 +03:00
parent 7c7f9bef28 f9ceb0a67f
commit 0c05a2ed71
44 changed files with 722 additions and 216 deletions
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16
sql/sql_union.cc
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@ -1459,9 +1459,21 @@ bool st_select_lex_unit::prepare(TABLE_LIST *derived_arg,
if (sl->tvc->prepare(thd, sl, tmp_result, this))
goto err;
}
else if (prepare_join(thd, first_sl, tmp_result, additional_options,
else
{
if (prepare_join(thd, first_sl, tmp_result, additional_options,
is_union_select))
goto err;
goto err;
if (derived_arg && derived_arg->table &&
derived_arg->derived_type == VIEW_ALGORITHM_MERGE &&
derived_arg->table->versioned())
{
/* Got versioning conditions (see vers_setup_conds()), need to update
derived_arg. */
derived_arg->where= first_sl->where;
}
}
types= first_sl->item_list;
goto cont;
}