Types of locks during Fastload abort-? - response (12) by ToddAWalter
The status is in the target table and the error, log tables. they are all tied together internally. Unfortunately the status cannot be seen in the dictionary with a query. A list of tables in this...
View ArticleTypes of locks during Fastload abort-? - response (13) by Nishant.Bhardwaj
Thanks Todd.. It helps..
View ArticleNo More Spool Space - response (5) by kelvsdotph
Guys, I want to answer my question based from what I've experienced. It's not good to deliberately change the PI just to address the problem. My ImpactCPU went higher than expected. No Fun. kelvs
View ArticleNeed to increase the query performance - forum topic by sekhar.lsb@gmail.com
Hello All, I am facing problem to load 5million records into my database table. Source data comming through flat file, then load into stagging table using Mload. This process completed in less than...
View ArticleDatabase Performance: large Table getting redistributed causing performance...
Hi , Good Morning, I have this performance problem where in I have to join a big table (> 1million records ) on column(which is a part of PI) to get few columns(4) to the semantic layer. I have...
View ArticleDatabase Performance: large Table getting redistributed causing performance...
Hi Naga, You do not have mentioned the 2nd table's information. If the 2nd table is small you can create a hashindex on that to avoid redistribution, even if you have proper stats collected, the...
View ArticleTeradata Data Types to Oracle - forum topic by Santanu84
Hi All I am having problems while loading data from Oracle to TD14. In most cases the problem is with data type, like NUMBER(p,s), LONG RAW, NVARCHAR2 including Unicode, Multi byte and different...
View ArticleTeradata Data Types to Oracle - response (1) by M.Saeed Khurram
Hi Santanu, The following link might help you,http://docs.oracle.com/html/B10543_01/apa.htm
View ArticleNeed to increase the query performance - response (1) by dnoeth
Hi Sekhar, you're inserting 5 million rows with the same PI to a SET table, that's worst case. Changing the table to be MULTISET would help, but you better change the PI to something usefull.
View ArticleDatabase Performance: large Table getting redistributed causing performance...
Hi Naga, first thing is to check the statistics. And information about 2nd table is, indeed, very needed. Apart from that, if you select only a few columns(4) from a table, a distribution might be a...
View ArticleTeradata Data Types to Oracle - response (215) by Raja_KT
Hi Shantanu, As I see more and more people migrating oracle to Teradata, I recommend them understanding the functionality too like , if you have nested tables, index by binary integer, varchar, record...
View Articleneed help in implementing a scenario - response (1) by dnoeth
It's easy to get the previous value with OLAP-functions: select cust_id, date, min(Closing_Inventory) over (partition by cust_id order by date rows between 1 preceding and 1 preceding) as...
View Articlehierarchy (recursive) query - forum topic by anurag1612
Hi, I have the below hirerchy - D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 My requirement is to find out currentperm...
View ArticleUpdate current row from the results from previous row - forum topic by...
can someone help me to solve this problem with teradata update query? Before Update: Tablename : TEST_SCENARIO Seq_No NUMBER SUM_FROM_PREV_REC 1 5 1 2 8 3 33 4 22 5 45 6 23 7 10...
View ArticleUpdate current row from the results from previous row - response (1) by...
readable format: can someone help me to solve this problem with teradata update query? Before Update: Tablename : TEST_SCENARIO Seq_No NUMBER SUM_FROM_PREV_REC 1 5...
View ArticleAny good training institude to learn teradata - forum topic by vinnubaba
Any good training institude to learn teradataForums: Database
View ArticleTeradata Data Types to Oracle - response (216) by Santanu84
Thanks Saeed and Raja. We try to understand the functionality from source end before bringing them to TD. But some time it is not possible to do rnd on source data and they are being brought through...
View ArticleUpdate current row from the results from previous row - response (2) by dnoeth
Calculate the values in an UPDATE FROM: SELECT seq_no, num, SUM_FROM_PREV_REC, COALESCE(SUM(SUM_FROM_PREV_REC) OVER (ORDER BY seq_no ROWS UNBOUNDED PRECEDING),0) + COALESCE(SUM(num) OVER (ORDER BY...
View Articlehierarchy (recursive) query - response (1) by anurag1612
Here is the solution - locking row for access SELECT DATABASENAME, TABLENAME, SUM(CURRENTPERM)/1024/1024/1024 FROM DBC.TABLESIZE where databasename in (SELECT DISTINCT TRIM(child) AS DB FROM...
View ArticleAutomate my Teradata queries - forum topic by prateek.saxena
Hi, I have some teradata codes which I want to automate. It should be done in a way that they can execute themselves on a specific date/time of a month. Any help will be appreciated. Regards,...
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