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MDEV-22463: Element_type &Bounds_checked_array<Item *>::operator[](size_t) [Element_type = Item *]: Assertion `n < m_size' failed.

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Allocate space for fields inside the window function (arguments, PARTITION BY and ORDER BY clause)
in the ref pointer array. All fields inside the window function are part of the temporary
table that is required for the window function computation.
This commit is contained in:
Varun Gupta
2020-07-10 10:45:04 +05:30
parent 0994af43e5
commit b0df247db6
6 changed files with 81 additions and 5 deletions
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10
sql/sql_parse.cc
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@ -8556,6 +8556,11 @@ bool st_select_lex::add_window_def(THD *thd,
win_frame);
group_list= thd->lex->save_group_list;
order_list= thd->lex->save_order_list;
if (parsing_place != SELECT_LIST)
{
fields_in_window_functions+= win_part_list_ptr->elements +
win_order_list_ptr->elements;
}
return (win_def == NULL || window_specs.push_back(win_def));
}
@ -8577,6 +8582,11 @@ bool st_select_lex::add_window_spec(THD *thd,
win_frame);
group_list= thd->lex->save_group_list;
order_list= thd->lex->save_order_list;
if (parsing_place != SELECT_LIST)
{
fields_in_window_functions+= win_part_list_ptr->elements +
win_order_list_ptr->elements;
}
thd->lex->win_spec= win_spec;
return (win_spec == NULL || window_specs.push_back(win_spec));
}