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Fix bug #10886 - INSERT ... SELECT ... ON DUPLICATE KEY UPDATE produces bad results

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Temporary field wasn't restored to default values after ON DUPLICATE KEY
 UPDATE event, which results in wrong data being inserted in new record.


sql/sql_insert.cc:
  Fix bug #10886 - INSERT ... SELECT ... ON DUPLICATE KEY UPDATE produces bad results
mysql-test/t/insert_select.test:
  Test case for bug #10886 - INSERT ... SELECT ... ON DUPLICATE KEY 
  UPDATE produces bad results
mysql-test/r/insert_select.result:
  Test case for bug #10886 - INSERT ... SELECT ... ON DUPLICATE KEY UPDATE 
  produces bad results
This commit is contained in:
unknown 2005-06-21 22:24:58 +04:00
commit 8e45c0572b
3 changed files with 33 additions and 4 deletions
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9
mysql-test/r/insert_select.result
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@ -625,3 +625,12 @@ select SQL_BUFFER_RESULT * from t1 WHERE (SEQ = 1);
ID NO SEQ
1 1 1
drop table t1;
create table t1 (f1 int);
create table t2 (ff1 int unique, ff2 int default 1);
insert into t1 values (1),(1),(2);
insert into t2(ff1) select f1 from t1 on duplicate key update ff2=ff2+1;
select * from t2;
ff1 ff2
1 2
2 1
drop table t1, t2;