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MDEV-26695: Number of an invalid row is not calculated for table value

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constructor

Analysis: counter does not increment while sending rows for table value
constructor and so row_number assumes the default value (0 in this case).
Fix: Increment the counter to avoid counter using default value.
This commit is contained in:
Rucha Deodhar
2022-01-23 13:42:41 +05:30
parent 9e314fcf6e
commit ee5966c754
3 changed files with 63 additions and 2 deletions
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6
sql/sql_tvc.cc
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@@ -422,7 +422,9 @@ bool table_value_constr::exec(SELECT_LEX *sl)
DBUG_ENTER("table_value_constr::exec");
List_iterator_fast<List_item> li(lists_of_values);
List_item *elem;
THD *cur_thd= sl->parent_lex->thd;
ha_rows send_records= 0;
int rc=0;
if (select_options & SELECT_DESCRIBE)
DBUG_RETURN(false);
@@ -438,10 +440,10 @@ bool table_value_constr::exec(SELECT_LEX *sl)
while ((elem= li++))
{
cur_thd->get_stmt_da()->inc_current_row_for_warning();
if (send_records >= sl->master_unit()->lim.get_select_limit())
break;
int rc=
result->send_data_with_check(*elem, sl->master_unit(), send_records);
rc= result->send_data_with_check(*elem, sl->master_unit(), send_records);
if (!rc)
send_records++;
else if (rc > 0)