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https://issues.apache.org/jira/browse/DERBY-6783?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Mamta A. Satoor updated DERBY-6783:
-----------------------------------
    Description: 
Following sql script was shared on 
derby-user(http://mail-archives.apache.org/mod_mbox/db-derby-user/201412.mbox/%[email protected]%3e).

The UPDATE TRIGGER  with the WHEN clause below does not fire as expected. Same 
script works fine on DB2.
ij version 10.11 
 ij> connect 'jdbc:derby:MyDbTest;create=true'; 
 ij> CREATE TABLE t1 (id INTEGER, done_date DATE, status CHAR(1)); 
 0 rows inserted/updated/deleted 
 ij> CREATE TRIGGER tr1 AFTER UPDATE OF status ON t1 REFERENCING NEW AS newrow 
FOR EACH ROW WHEN (newrow.status='d') UPDATE t1 SET done_date=current_date 
WHERE id=newrow.id; 
 0 rows inserted/updated/deleted 
 ij> insert into t1 values (1, null, 'a'); 
 1 row inserted/updated/deleted 
 ij> SELECT * FROM t1; 
 ID         |DONE_DATE |STA& 
 --------------------------- 
 1          |NULL      |a    
  
 1 row selected 
 ij> UPDATE t1 SET status='d'; 
 1 row inserted/updated/deleted 
 ij> SELECT * FROM t1; 
 ID         |DONE_DATE |STA& 
 --------------------------- 
 1          |NULL      |d    
  
 1 row selected 
 ij> exit; 

  was:
Following sql script was shared on derby-user. The UPDATE TRIGGER  with the 
WHEN clause does not fire as expected. Same script works fine on DB2.
ij version 10.11 
 ij> connect 'jdbc:derby:MyDbTest;create=true'; 
 ij> CREATE TABLE t1 (id INTEGER, done_date DATE, status CHAR(1)); 
 0 rows inserted/updated/deleted 
 ij> CREATE TRIGGER tr1 AFTER UPDATE OF status ON t1 REFERENCING NEW AS newrow 
FOR EACH ROW WHEN (newrow.status='d') UPDATE t1 SET done_date=current_date 
WHERE id=newrow.id; 
 0 rows inserted/updated/deleted 
 ij> insert into t1 values (1, null, 'a'); 
 1 row inserted/updated/deleted 
 ij> SELECT * FROM t1; 
 ID         |DONE_DATE |STA& 
 --------------------------- 
 1          |NULL      |a    
  
 1 row selected 
 ij> UPDATE t1 SET status='d'; 
 1 row inserted/updated/deleted 
 ij> SELECT * FROM t1; 
 ID         |DONE_DATE |STA& 
 --------------------------- 
 1          |NULL      |d    
  
 1 row selected 
 ij> exit; 


> WHEN clause in CREATE TRIGGER for UPDATE is not working for the sql script 
> below
> --------------------------------------------------------------------------------
>
>                 Key: DERBY-6783
>                 URL: https://issues.apache.org/jira/browse/DERBY-6783
>             Project: Derby
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 10.11.1.1
>            Reporter: Mamta A. Satoor
>
> Following sql script was shared on 
> derby-user(http://mail-archives.apache.org/mod_mbox/db-derby-user/201412.mbox/%[email protected]%3e).
> The UPDATE TRIGGER  with the WHEN clause below does not fire as expected. 
> Same script works fine on DB2.
> ij version 10.11 
>  ij> connect 'jdbc:derby:MyDbTest;create=true'; 
>  ij> CREATE TABLE t1 (id INTEGER, done_date DATE, status CHAR(1)); 
>  0 rows inserted/updated/deleted 
>  ij> CREATE TRIGGER tr1 AFTER UPDATE OF status ON t1 REFERENCING NEW AS 
> newrow FOR EACH ROW WHEN (newrow.status='d') UPDATE t1 SET 
> done_date=current_date WHERE id=newrow.id; 
>  0 rows inserted/updated/deleted 
>  ij> insert into t1 values (1, null, 'a'); 
>  1 row inserted/updated/deleted 
>  ij> SELECT * FROM t1; 
>  ID         |DONE_DATE |STA& 
>  --------------------------- 
>  1          |NULL      |a    
>   
>  1 row selected 
>  ij> UPDATE t1 SET status='d'; 
>  1 row inserted/updated/deleted 
>  ij> SELECT * FROM t1; 
>  ID         |DONE_DATE |STA& 
>  --------------------------- 
>  1          |NULL      |d    
>   
>  1 row selected 
>  ij> exit; 



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