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MDEV-6849 ON UPDATE CURRENT_TIMESTAMP doesn't always work

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reset default fields not for every modified row, but only once,
at the beginning, as the set of modified fields doesn't change.

exception: INSERT ... ON DUPLICATE KEY UPDATE - the set of fields
does change per row and in that case we reset default fields per row.
This commit is contained in:
Sergei Golubchik
2014-11-13 13:40:11 +01:00
parent 815667086c
commit 6a2c170141
7 changed files with 74 additions and 15 deletions
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1
sql/sql_load.cc
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@@ -478,6 +478,7 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
thd_proc_info(thd, "reading file");
if (!(error= MY_TEST(read_info.error)))
{
table->reset_default_fields();
table->next_number_field=table->found_next_number_field;
if (ignore ||
handle_duplicates == DUP_REPLACE)