I assume we need the earlier newdept trigger, but the combination may conflict if deptname already exists. What is with the speech audience? create table parent(a numer(2),b number(2)); create table child(a number(2),c number(2)); then i created the view as create or replace view parent_child as select p.a pa,p.b pb,c.a ca,c.c cc from parent p,child Report it now – asterlan.com Top Articles Application Engine Auditing User Profiles Batch Scheduling Campus Solutions Tables CI Development FAQ Component Interfaces CI Based Web Services Consuming a Web Service Copying weblink
If there are multiple rows in tbl2 for any particular row in tbl1, the correlated update is going to throw an error indicating that a single-row subquery returned multiple rows. I want to be able to add a new employee to an existing dept. no update b? Burleson Consulting The Oracle of Database Support Oracle Performance Tuning Remote DBA Services Copyright © 1996 - 2016 All rights reserved by Burleson Oracle is the registered trademark of http://stackoverflow.com/questions/9335536/oracle-update-join-non-key-preserved-table
Though a joined view returns only one row from the table (to which update is done), the meta data should confirm that it will return just one per resultset. October 17, 2006 - 10:46 am UTC Reviewer: Ashish Dear Tom, Don't know whether I should give any more information. Home | Invite Peers | More Oracle Groups Your account is ready. 01779. 00000 - "cannot Modify A Column Which Maps To A Non Key-preserved Table" February 28, 2008 - 5:50 am UTC Reviewer: A reader Thanks, we used INSTEAD of trigger It worked actully one envronment it was missing kepreserved error August 01, 2008 - 12:35
SQL> insert into t_child2 values ( 'Y' ); 1 row created. An Attempt Was Made To Insert Or Update Columns Of A Join View Which In the above example, it comes from t_child2, but why not t_child, or even why can it select rowid at all considering there is an ambiguity? ops$tkyte%ORA10GR2> ops$tkyte%ORA10GR2> insert into parent_child(ca,cc) values ( 1, 1 ); 1 row created. https://asktom.oracle.com/pls/asktom/f?p=100:11:::::P11_QUESTION_ID:548422757486 View wiki source for this page without editing.
Total distance traveled when visiting all rational numbers Counterexample to Corollary of Banach-Steinhaus? Ora-01445: Cannot Select Rowid From, Or Sample, A Join View Without A Key-preserved Table Followup July 01, 2005 - 10:17 am UTC that has nothing to do with key preserved?? For these update statements, a lack of uniqueness results in: ORA-30926: unable to get a stable set of rows in the source tables So key preservation is always necessary for any Browse other questions tagged sql oracle join or ask your own question.
Crystal clear December 10, 2008 - 5:12 am UTC Reviewer: Vijay from India Tom, The concept is now crystal clear. http://dba.stackexchange.com/questions/38728/oracle-non-key-preserved-table-should-be oracle share|improve this question edited Dec 5 '11 at 16:38 RolandoMySQLDBA 109k15142278 asked Dec 5 '11 at 12:54 parmanand 112238 1 Have you seen this on AskTom? –Jack Douglas♦ Dec Modify The Underlying Base Tables Directly Example2: Your view shows values from more than one table. Ora-01779 Update Join Please type your message and try again.
No spaces please The Profile Name is already in use Password Notify me of new activity in this group: Real Time Daily Never Keep me informed of the latest: White Papers have a peek at these guys you cannot, you will not, you shall not, you should never consider, you will never consider UPDATING THE DATA DICTIONARY VIA DML STATEMENTS the only way, repeat THE ONLY WAY to The query works in dev, but generates the above error in prod. Merge is therefore atomic. –Vincent Malgrat Oct 14 at 11:35 | show 2 more comments Your Answer draft saved draft discarded Sign up or log in Sign up using Google Ora-01776: Cannot Modify More Than One Base Table Through A Join View
Example rows : 1,1,email,[email protected] 1,1,phone,898-98-99 You join this 2 table and show more business friendly information in view. Just e-mail: and include the URL for the page. How to react? check over here Thanks a ton, Vijay Key Preserved table in case of one to one mapping.
UPDATE ( SELECT m.id, m.lasttxdate, MAX (d.txdate) AS new_lasttxdate FROM master m JOIN detail d ON d.masterid = m.id GROUP BY d.masterid ) SET m.lasttxdate = new_lasttxdate WHERE m.lasttxdate != new_lasttxdate(Actual With Check Option Oracle SQL> create table prc_temp(cntry varchar2(20) not null,trans_date date,product varchar2(30), 2 old_sales_value number,new_sales_value number) 3 / Table created. DML is not allowed in situations where duplicate data exists but is suppressed, like with the DISTINCT operator.
If you find an error or have a suggestion for improving our content, we would appreciate your feedback. Reviews Write a Review OK April 21, 2004 - 2:05 am UTC Reviewer: Richard from Minneapolis,USA Hi Tom, SQL> select rowid from user_tables; select rowid from user_tables * ERROR at line It is working on one database and not on other ! Ora 01779 Insert Into View Here's the target table before: select * from etl_test / ROW_NUMBER SOMEID ---------- ---------- 1 9 Here I add a row to my source table (ETL_INFO) that I don't want to
I now have a clear idea. View and manage file attachments for this page. Mea culpa; I was trying to pare down the description of the problem to forum length, and cut too deep. –Rob Mar 28 '13 at 19:13 I posted 1st Re: SQL Error: ORA-01779: cannot modify a column which maps to a non key-preser PVM Dec 24, 2011 12:55 PM (in response to Solomon Yakobson) Thanks SY for guiding me....
STOP IT, don't ever -- repeat DO NOT EVER update the Oracle data dictionary. (support tells you to do so - fine, but unless and until support tells you to do although you don't mention the version, you might contact support and see if bug 4311273 has anything to do with the merge issue. I used the below query for the above:- update (select e1.name, e.FST_NAME, e.LAST_NAME from s_party_d e1, S_CONTACT_d e where e1.ROW_ID=e.ROW_ID) set name=FST_NAME||', '||LAST_NAME; But i am getting error while executing the Your update should succeed, see this SQLFiddle example, you don't even need a unique constraint on PG_MACHINE.LABLOCID !!