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Bug#38338: REPLACE causes last_insert_id() to return an incorrect value

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Fix the write_record function to record auto increment
values in a consistent way.
This commit is contained in:
Narayanan V
2008-09-16 18:37:59 +05:30
parent a7bc87b39c
commit 83ef8f3427
3 changed files with 30 additions and 1 deletions
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11
sql/sql_insert.cc
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@@ -1545,6 +1545,17 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
}
}
}
/*
If more than one iteration of the above while loop is done, from the second
one the row being inserted will have an explicit value in the autoinc field,
which was set at the first call of handler::update_auto_increment(). This
value is saved to avoid thd->insert_id_for_cur_row becoming 0. Use this saved
autoinc value.
*/
if (table->file->insert_id_for_cur_row == 0)
table->file->insert_id_for_cur_row= insert_id_for_cur_row;
thd->record_first_successful_insert_id_in_cur_stmt(table->file->insert_id_for_cur_row);
/*
Restore column maps if they where replaced during an duplicate key