selecting values from a table where max value is null - response (5) by Makuma
If you really want the rows where max(dt) is null, you can simply use this, isnt it? SEL NAME,MAX(dt) mx FROM tbl1 group by 1 HAVING MX IS NULL
View ArticleSession to Node Mapping - response (2) by sip.shankar
Hi Carlos, Thanks a lot for your guidance. I understood the concept behind LCC. THis bring another question in my mind. could you pls throw some light here too please. assume my session got connected...
View ArticleSELECT Failed. 3706: Syntax error: Data Type "response_tm_sec" does not match...
Hi, I'm getting the "SELECT Failed. 3706: Syntax error: Data Type "response_tm_sec" does not match a Defined Type name." error when I run the following SQL on SQL Assistant: select...
View ArticleSELECT Failed. 3706: Syntax error: Data Type "response_tm_sec" does not match...
The error message is misleading, there's no stdev function, it's called STDDEV_POP or STDDEV_SAMP :-) Dieter
View ArticleQuery that returns List of users from teradata database - forum topic by...
Hi, I need to write Teradata query that will list out all users that have access to a database and their names which are stored in the commentstring column. Thank you.Forums: Database
View ArticleCount of Records within 7 days of Timestamp - response (1) by dnoeth
Hi Dave, some modification of your original query should give the correct output, but the efficiency depends on the number of rows per name, it's fast if the number is low: SELECT Contact_ALL.Name,...
View ArticleCast from CHAR(20) to SMALLINT - response (6) by KS42982
It should not throw any errors if you are inserting the records as per the first post. Can you share the query that is giving you the problem and will look into it.
View ArticleSession to Node Mapping - response (3) by tomnolan
PEs can communicate with any/all AMPs as needed, regardless of whether the AMP is located on the same node as the PE ("on-node") or a different node ("off-node"). The Bynet handles all the messaging....
View ArticleSession to Node Mapping - response (4) by tomnolan
Regarding your original question: "When a user tries to establish a connection to Teradata, will Teradata Gateway receive and send that request to any 1 NODE?(if yes, on what basis)" Sessions are owned...
View ArticleTeradata DBLink - forum topic by goldminer
A question that I get from developers on a routine basis is "When is Teradata going to develop DB Links?" As a DBA, I could use this functionality as well. Has anyone else ever inquired about DB...
View ArticleCluster level Archive!!! - response (1) by jamesl
Hi: I am intrested in arcmain cluster=0,1 ... feature. i read this section on the manual (the cluster command is only covered in 1 page) but don't fully under stand the strength of archive cluster ....
View ArticleSession to Node Mapping - response (5) by CarlosAL
Hi again. Adding to the excellent explanation by mr. Nolan, you can have more than one PE per node (as a matter of fact, this is the usual case). Same with gateways. Both are vprocs (software...
View ArticleTeradata DBLink - response (1) by CarlosAL
Hi joe. TD14.10 is expected to bring dblinks (sort of). Also, there are some C-written UDFs that can mimic the dblink functionality. Cheers. Carlos.
View ArticleSession to Node Mapping - response (6) by sip.shankar
THanks a lot Carlos and TomNolan. THis is extremely helpful.
View ArticleCount of Records within 7 days of Timestamp - response (2) by Chopper1979
Morning Dieter, Thank you for your reply. The table I'm using contains over 7 million names and contact dates and times for all contact between April 2012 and May 2012. Average rows per user is 3 and...
View ArticleTeradata DBLink - response (2) by tomnolan
Data Mover is our recommended product for moving data from one Teradata system to another.http://www.teradatamagazine.com/Article.aspx?id=13432 TPT can use an ODBC driver to communicate with Oracle,...
View ArticleCast CHAR/VARCHAR to VARBYTE - forum topic by veskojl
Is there a way to convert string data into varbinary data type. I want to use the BYTE/BIT manipulation functions on a string column, but they can recieve only BYTEINT,INT, BIGINT and VARBYTE data...
View ArticleCluster level Archive!!! - response (2) by jamesl
Hi, its me again, one more additional implementaiton related question, How do I find out what cluster number is associate each machine (node) in the clque. thanks.
View Articlevalidate whether cast will work or not - response (2) by monschke
isNum is not enough. My starting point is strings, but I want to be able to convert to any data type without the SQL blowing up (can only do by removng bad records first - why I want the function)....
View ArticleBest way to generate the Sequential numbers : CSUM or IDENTITY columns? -...
CSUM(1,1) should never be used, because it skewes to a single AMP Hi Dieter, Can you please explain more about this?? Thanks, Dheem
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