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Bug#23170: LAST_INSERT_ID isn't reset to 0 in INSERT .. SELECT when no rows were

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inserted.

The select_insert::send_eof() function now resets LAST_INSERT_ID variable if
no rows were inserted.


mysql-test/t/insert_select.test:
  Added a test case for bug#23170: LAST_INSERT_ID isn't reset to 0 in INSERT .. SELECT when no rows were inserted.
mysql-test/r/insert_select.result:
  Added a test case for bug#23170: LAST_INSERT_ID isn't reset to 0 in INSERT .. SELECT when no rows were inserted.
sql/sql_insert.cc:
  Bug#23170: LAST_INSERT_ID isn't reset to 0 in INSERT .. SELECT when no rows were
  inserted.The select_insert::send_eof() function now resets LAST_INSERT_ID variable if
  no rows were inserted.
This commit is contained in:
unknown 2007-02-09 22:25:09 +03:00
commit dd6feec4f4
3 changed files with 28 additions and 1 deletions
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14
mysql-test/r/insert_select.result
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@ -717,3 +717,17 @@ select * from t1;
f1 f2
1 2
drop table t1;
create table t1(f1 int primary key auto_increment, f2 int unique);
insert into t1(f2) values(1);
select @@identity;
@@identity
1
insert ignore t1(f2) values(1);
select @@identity;
@@identity
0
insert ignore t1(f2) select 1;
select @@identity;
@@identity
0
drop table t1;