Commit f7934410 authored by unknown's avatar unknown
Browse files

Merge mysql.com:/home/mydev/mysql-5.0 

into mysql.com:/home/mydev/mysql-5.0-5000


ndb/test/ndbapi/Makefile.am:
  Auto merged
parents 714aa10a dafae914

mysql-test/r/type_timestamp.result

+47 −0
Original line number Diff line number Diff line
@@ -436,3 +436,50 @@ t1 CREATE TABLE "t1" ( 
)

set sql_mode='';

drop table t1;

create table t1 (a int auto_increment primary key, b int, c timestamp);

insert into t1 (a, b, c) values (1, 0, '2001-01-01 01:01:01'),

(2, 0, '2002-02-02 02:02:02'), (3, 0, '2003-03-03 03:03:03');

select * from t1;

a	b	c

1	0	2001-01-01 01:01:01

2	0	2002-02-02 02:02:02

3	0	2003-03-03 03:03:03

update t1 set b = 2, c = c where a = 2;

select * from t1;

a	b	c

1	0	2001-01-01 01:01:01

2	2	2002-02-02 02:02:02

3	0	2003-03-03 03:03:03

insert into t1 (a) values (4);

select * from t1;

a	b	c

1	0	2001-01-01 01:01:01

2	2	2002-02-02 02:02:02

3	0	2003-03-03 03:03:03

4	NULL	2001-09-09 04:46:59

update t1 set c = '2004-04-04 04:04:04' where a = 4;

select * from t1;

a	b	c

1	0	2001-01-01 01:01:01

2	2	2002-02-02 02:02:02

3	0	2003-03-03 03:03:03

4	NULL	2004-04-04 04:04:04

insert into t1 (a) values (3), (5) on duplicate key update b = 3, c = c;

select * from t1;

a	b	c

1	0	2001-01-01 01:01:01

2	2	2002-02-02 02:02:02

3	3	2003-03-03 03:03:03

4	NULL	2004-04-04 04:04:04

5	NULL	2001-09-09 04:46:59

insert into t1 (a, c) values (4, '2004-04-04 00:00:00'),

(6, '2006-06-06 06:06:06') on duplicate key update b = 4;

select * from t1;

a	b	c

1	0	2001-01-01 01:01:01

2	2	2002-02-02 02:02:02

3	3	2003-03-03 03:03:03

4	4	2001-09-09 04:46:59

5	NULL	2001-09-09 04:46:59

6	NULL	2006-06-06 06:06:06

drop table t1;

mysql-test/t/type_timestamp.test

+21 −0
Original line number Diff line number Diff line
@@ -300,3 +300,24 @@ show create table t1; 
# restore default mode

set sql_mode='';

drop table t1;



#

# Bug#7806 - insert on duplicate key and auto-update of timestamp

#

create table t1 (a int auto_increment primary key, b int, c timestamp);

insert into t1 (a, b, c) values (1, 0, '2001-01-01 01:01:01'),

  (2, 0, '2002-02-02 02:02:02'), (3, 0, '2003-03-03 03:03:03');

select * from t1;

update t1 set b = 2, c = c where a = 2;

select * from t1;

insert into t1 (a) values (4);

select * from t1;

update t1 set c = '2004-04-04 04:04:04' where a = 4;

select * from t1;

insert into t1 (a) values (3), (5) on duplicate key update b = 3, c = c;

select * from t1;

insert into t1 (a, c) values (4, '2004-04-04 00:00:00'),

  (6, '2006-06-06 06:06:06') on duplicate key update b = 4;

select * from t1;

drop table t1;

sql/sql_insert.cc

+78 −7
Original line number Diff line number Diff line
@@ -43,15 +43,29 @@ static bool check_view_insertability(TABLE_LIST *view, query_id_t query_id); 
#define my_safe_afree(ptr, size, min_length) if (size > min_length) my_free(ptr,MYF(0))

#endif





/*

  Check if insert fields are correct.

  Sets table->timestamp_field_type to TIMESTAMP_NO_AUTO_SET or leaves it

  as is, depending on if timestamp should be updated or not.



  SYNOPSIS

    check_insert_fields()

    thd                         The current thread.

    table                       The table for insert.

    fields                      The insert fields.

    values                      The insert values.



  NOTE

    Clears TIMESTAMP_AUTO_SET_ON_INSERT from table->timestamp_field_type

    or leaves it as is, depending on if timestamp should be updated or

    not.



  RETURN

    0           OK

    -1          Error

*/



static int

check_insert_fields(THD *thd, TABLE_LIST *table_list, List<Item> &fields,

		    List<Item> &values, ulong counter, bool check_unique)

static int check_insert_fields(THD *thd, TABLE *table, List<Item> &fields,

                               List<Item> &values)

{

  TABLE *table= table_list->table;
@@ -87,7 +101,7 @@ check_insert_fields(THD *thd, TABLE_LIST *table_list, List<Item> &fields, 
        return -1;

    }

#endif

    table->timestamp_field_type= TIMESTAMP_NO_AUTO_SET;

    (int) table->timestamp_field_type&= ~ (int) TIMESTAMP_AUTO_SET_ON_INSERT;

  }

  else

  {						// Part field list
@@ -134,7 +148,7 @@ check_insert_fields(THD *thd, TABLE_LIST *table_list, List<Item> &fields, 
    }

    if (table->timestamp_field &&	// Don't set timestamp if used

	table->timestamp_field->query_id == thd->query_id)

      table->timestamp_field_type= TIMESTAMP_NO_AUTO_SET;

      (int) table->timestamp_field_type&= ~ (int) TIMESTAMP_AUTO_SET_ON_INSERT;

  }

  // For the values we need select_priv

#ifndef NO_EMBEDDED_ACCESS_CHECKS
@@ -153,6 +167,62 @@ check_insert_fields(THD *thd, TABLE_LIST *table_list, List<Item> &fields, 
}





/*

  Check update fields for the timestamp field.



  SYNOPSIS

    check_update_fields()

    thd                         The current thread.

    insert_table_list           The insert table list.

    table                       The table for update.

    update_fields               The update fields.



  NOTE

    If the update fields include the timestamp field,

    remove TIMESTAMP_AUTO_SET_ON_UPDATE from table->timestamp_field_type.



  RETURN

    0           OK

    -1          Error

*/



static int check_update_fields(THD *thd, TABLE *table,

                               TABLE_LIST *insert_table_list,

                               List<Item> &update_fields)

{

  ulong		timestamp_query_id;

  LINT_INIT(timestamp_query_id);



  /*

    Change the query_id for the timestamp column so that we can

    check if this is modified directly.

  */

  if (table->timestamp_field)

  {

    timestamp_query_id= table->timestamp_field->query_id;

    table->timestamp_field->query_id= thd->query_id-1;

  }



  /*

    Check the fields we are going to modify. This will set the query_id

    of all used fields to the threads query_id.

  */

  if (setup_fields(thd, 0, insert_table_list, update_fields, 1, 0, 0))

    return -1;



  if (table->timestamp_field)

  {

    /* Don't set timestamp column if this is modified. */

    if (table->timestamp_field->query_id == thd->query_id)

      (int) table->timestamp_field_type&= ~ (int) TIMESTAMP_AUTO_SET_ON_UPDATE;

    else

      table->timestamp_field->query_id= timestamp_query_id;

  }



  return 0;

}





bool mysql_insert(THD *thd,TABLE_LIST *table_list,

                  List<Item> &fields,

                  List<List_item> &values_list,
@@ -696,6 +766,7 @@ bool mysql_prepare_insert(THD *thd, TABLE_LIST *table_list, TABLE *table, 
                                     !insert_into_view)) ||

      (values && setup_fields(thd, 0, table_list, *values, 0, 0, 0)) ||

      (duplic == DUP_UPDATE &&

       (check_update_fields(thd, table, insert_table_list, update_fields) ||

       ((thd->lex->select_lex.no_wrap_view_item= 1,

         (res= setup_fields(thd, 0, table_list, update_fields, 1, 0, 0)),

         thd->lex->select_lex.no_wrap_view_item= 0,

sql/table.h

+4 −0
Original line number Diff line number Diff line
@@ -73,6 +73,10 @@ typedef struct st_filesort_info 
/*

  Values in this enum are used to indicate during which operations value

  of TIMESTAMP field should be set to current timestamp.

  WARNING: The values are used for bit operations. If you change the enum,

  you must keep the bitwise relation of the values. For example:

  (int) TIMESTAMP_AUTO_SET_ON_BOTH ==

    (int) TIMESTAMP_AUTO_SET_ON_INSERT | (int) TIMESTAMP_AUTO_SET_ON_UPDATE.

*/

enum timestamp_auto_set_type

{