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Add comments, tidy up sql_delete.cc to refer to thd->row_count_func

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explicitly.


sql/sql_class.cc:
  Add comments.
sql/sql_delete.cc:
  Change syntax to make grepping easier. No semantical change.
This commit is contained in:
unknown 2007-10-15 16:42:41 +04:00
parent 7345835213
commit 4db46e26f3
2 changed files with 16 additions and 4 deletions
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12
sql/sql_class.cc
View File

@ -1423,7 +1423,14 @@ bool select_to_file::send_eof()
if (my_close(file,MYF(MY_WME)))
error= 1;
if (!error)
{
/*
In order to remember the value of affected rows for ROW_COUNT()
function, SELECT INTO has to have an own SQLCOM.
TODO: split from SQLCOM_SELECT
*/
::send_ok(thd,row_count);
}
file= -1;
return error;
}
@ -2338,6 +2345,11 @@ bool select_dumpvar::send_eof()
if (! row_count)
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
ER_SP_FETCH_NO_DATA, ER(ER_SP_FETCH_NO_DATA));
/*
In order to remember the value of affected rows for ROW_COUNT()
function, SELECT INTO has to have an own SQLCOM.
TODO: split from SQLCOM_SELECT
*/
::send_ok(thd,row_count);
return 0;
}

8
sql/sql_delete.cc
View File

@ -142,7 +142,7 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
{
free_underlaid_joins(thd, select_lex);
thd->row_count_func= 0;
send_ok(thd); // No matching records
send_ok(thd, (ha_rows) thd->row_count_func); // No matching records
DBUG_RETURN(0);
}
#endif
@ -159,7 +159,7 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
delete select;
free_underlaid_joins(thd, select_lex);
thd->row_count_func= 0;
send_ok(thd,0L);
send_ok(thd, (ha_rows) thd->row_count_func);
/*
We don't need to call reset_auto_increment in this case, because
mysql_truncate always gives a NULL conds argument, hence we never
@ -386,7 +386,7 @@ cleanup:
if (error < 0 || (thd->lex->ignore && !thd->is_fatal_error))
{
thd->row_count_func= deleted;
send_ok(thd,deleted);
send_ok(thd, (ha_rows) thd->row_count_func);
DBUG_PRINT("info",("%ld records deleted",(long) deleted));
}
DBUG_RETURN(error >= 0 || thd->net.report_error);
@ -889,7 +889,7 @@ bool multi_delete::send_eof()
if (!local_error)
{
thd->row_count_func= deleted;
::send_ok(thd, deleted);
::send_ok(thd, (ha_rows) thd->row_count_func);
}
return 0;
}