Updating a table from another table in oracle recent posted dating sites in finland

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l_icnt ); 17 dbms_output.put_line( 'Updated '

I have another table B containg 10000 records of incremented and edited records of A table. I am using the following codes to append data from B to A. consider: [email protected] merge into big_table B 2 using small_table S 3 on ( = ) 4 when matched then update set 5 b.owner = s.owner, b.object_name = s.object_name, 6 b.subobject_name = s.subobject_name, b.object_id = s.object_id, 7 b.data_object_id = s.data_object_id, b.object_type = s.object_type, 8 b.created = s.created, b.last_ddl_time = s.last_ddl_time, 9 b.timestamp = s.timestamp, b.status = s.status, b.temporary = s.temporary, 10 b.generated = s.generated, b.secondary = s.secondary 11 when not matched then insert 12 ( ID, OWNER, OBJECT_NAME, SUBOBJECT_NAME, OBJECT_ID, DATA_OBJECT_ID, 13 OBJECT_TYPE, CREATED, LAST_DDL_TIME, TIMESTAMP, STATUS, TEMPORARY, 14 GENERATED, SECONDARY ) 15 values 16 ( s. Surely next time, i will follow your instructions regarding create and insert statements, which helps you to answer quickly. Regards dmv Tom, I am using the cost based optimizer, I followed your suggestion and analyzed the 2 tables, this is what I get now. ELIGIBILITY_KEY FROM STG_F_ELIGIBILITY_TRY B, STG_CLAIM_TRY a WHERE A. The updating session is the only session in the db. create table testupdate (sno number(4), itemcode varchar2(8), value number(4), appliedvalue number(4)) insert into testupdate (sno,itemcode,value) values(1,'item1',200); insert into testupdate (sno,itemcode,value) values(2,'item2',100); insert into testupdate (sno,itemcode,value) values(3,'item3',300); insert into testupdate (sno,itemcode,value) values(4,'item4',200); insert into testupdate (sno,itemcode,value) values(5,'item5',50); insert into testupdate (sno,itemcode,value) values(6,'item6',200); insert into testupdate (sno,itemcode,value) values(7,'item7',400); SNO ITEMCODE VALUE APPLIEDVALUE -------- -------- ---------- ------------ 1 item1 200 2 item2 100 3 item3 300 4 item4 200 5 item5 50 6 item6 200 7 item7 400 Now: I'm writing a stored procedure in which I have to update the appliedvalue column of the above table.

Consider (i'll be updating most all of the rows, well, all of them actually): [email protected] 3) you don't -- you could do the two step (update existing, insert new) 4) IMO -- if you have requirements that permit it -- yes. i just need to know the best way to update some column value that depends on other columns value in same table (or /and ) in other tables . March 22, 2004 - am UTC hows about this -- you write out in english what each one does -- write the "specs" if you will that describe what each query does. (but #2 looks "wrong" if a's primary key is deptno,dname -- that means a given deptno can return many dnames and a dname many deptnos and hence the "deptno = ( select .... JOIN_COL); Now, if I do a regular simple update (like above) it takes for ever (never actualy had a chance to compleat it).

Updates/inserts/deletes come from another system into a staging instance. )" would return more than one row in general leading to an error).... I have a table with about 5,000,000 records, the table have about 70 columns. I tried all kinds of variations with loading the data into collections and using index-by-varchar tables with no suceess in improving preformance by much.

This may seem like a simple question: Update Column a1 in Table A with all data in Column b1 in Table B. I have a table named A containing say 100000 records. HSCODELIST 5 WHERE not exists 6 (SELECT NULL FROM VIStemp. Brao what I suggest then is not to do it in a single sql statement -- just proving that "there are exceptions to every rule". Type ----------------------------------------- -------- ---------------------------- BIN VARCHAR2(10) ACT_SL VARCHAR2(3) ACT_CODE VARCHAR2(11) ACT_VAL NUMBER(14,2) ENTRY_DATE DATE SQL DESC VIS. Type ----------------------------------------- -------- ---------------------------- BIN VARCHAR2(10) ACT_SL VARCHAR2(3) ACT_CODE VARCHAR2(11) ACT_VAL NUMBER(14,2) ENTRY_DATE DATE SQL UPDATE (SELECT DBHSCODELIST. the database needs to know that each row in dbhscodelist will map to AT MOST one row in hscodelist - this mandates a primary or unqiue key constraint on the join columns this is discussed in the original answer above.

But I am trapped by the method that without using cursor to achieve it. I have another table B containg 10,000 records of incremented and edited records of A table. I am using the following codes to append data from B to A. Normally, I would try to use a single sql statment -- here, due to the "data being spread all over the place", and being distributed and all. We have a 2 CPU machine where at normal times, the topmost entry in top command shows only .2 or .3 percentage of CPU use. This is on a test database where nothing else is going on concurrently.

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