FastExport for Really Short Queries in Teradata 13.10 - comment by padhia
Hello Carrie, Sorry to be asking question on an old post. I am a little unclear about how FastExport works when SPOOL is involved. You mentioned that the final spool is distributed evenly to all AMPs....
View ArticleTeradata 13.10 Statistics Collection Recommendations - comment by padhia
Hello Carrie, Is collecting stats on (PARTITION, PI) or (PARTITION, PI, partitioning column), subject to the 16 byte limit of multi-column stats? That is, if a table has a PI that is on a really long...
View ArticleAre AMP Worker Tasks used by FastExport in Response Mode? - comment by carrie
There is a high priority given to the CPU usage required when returning rows. This is because it is in internal activity, as opposed to a user-initiated SQL execution type of activity, and because...
View ArticleTeradata 13.10 Statistics Collection Recommendations - comment by carrie
The number of distinct values is more significant for these types of multicolumn statistics you are asking about below, than is the length of the values stored in the statistics histogram. When you...
View ArticleFastExport for Really Short Queries in Teradata 13.10 - comment by carrie
Padhia, The sessions access data in a round robin fashion across the AMPs, getting one block of rows at a time from each AMP, then moving on to the next AMP. The client knows how to make sense of...
View ArticleEasing Into Using the New AutoStats Feature - comment by ulrich
Hi Carrie, thanks for sharing this! I was not able to find the orange book "Automated Statistics Management"by searching the tays knowledge search. Can you give me a hint where to find this? Ulrich
View ArticleEasing Into Using the New AutoStats Feature - comment by carrie
Hi Ulrich, There are two ways I know of to find orange books on Teradata At Your Service site. It sounds like you tried the first method, by writing “orange books” in the Search box. You can also...
View ArticleEasing Into Using the New AutoStats Feature - comment by dins2k2
Hi Carrie, What are the privileges(access rights) required to Collect Statistics on any table? We have TD 12 installed. Grant statistics on <dbname> to <rolename>. i tried this, but i...
View ArticleAutomatic Throttles in Teradata 14.0 and 14.10 - comment by BBPaul
Hi Carrie We have a throttle limits on, do you know whether it is possible to bypass / implement the throttles based on the statement type? We have a number of users that are being held up when trying...
View ArticleEasing Into Using the New AutoStats Feature - comment by atalukder
Hi Carie, I also could not find it under “Navigate” and under the “Products” category click on the “TKO Orange Books” option. My Email address is Akleema_talukder@bcbstx.com. Will you please attach...
View ArticleEasing Into Using the New AutoStats Feature - comment by carrie
Dinesh, Prior to Teradata 13.0 a user must have INDEX or DROP privileges on the table in order to collect statistics, if the user is other than DBC. If you are using INDEX privileges, they cannot...
View ArticleAutomatic Throttles in Teradata 14.0 and 14.10 - comment by carrie
Starting in Teradata 13.10, you can apply "common classification" to system throttles. This means that you can create a system throttle and add classification criteria of the Query Characteristics...
View ArticleAutomatic Throttles in Teradata 14.0 and 14.10 - comment by HarshaKudumula
Hi Carrie, I know i am diverting to different topic but need your suggestion on the below issue. Can you please route me to post this question on the right thread. As part of 14.10 upgrade, we need to...
View ArticleEasing Into Using the New AutoStats Feature - comment by carrie
Akleema, I was able to access this orange book just now on Teradata At Your Service. This is what I did, see if this works for you: From the Home page, click on the Knowledge Search tab. In the...
View ArticleEasing Into Using the New AutoStats Feature - comment by thedba
@ulrich Were you able to get the orange book? If not let me know. -Alpesh
View ArticleAutomatic Throttles in Teradata 14.0 and 14.10 - comment by carrie
Hi Reddy, Unfortunately, that's out of my area of experience. My suggestion is to try posting this question on Teradata Forum or other Teradata-specific email groups. Thanks, -Carrie
View ArticleAutomatic Throttles in Teradata 14.0 and 14.10 - comment by HarshaKudumula
Yes, i already did, Thank you, Carrie.
View ArticleEasing Into Using the New AutoStats Feature - comment by carrie
It turns out that there is an issue with the Automated Statistics Management orange book avalability on Teradata at Your Service. It is in the process of being addressed. Thank you for your patience....
View ArticleStatistics collection recommendations – Teradata 14.0 - comment by goldminer
Hi Carrie, In TD 13.10 and older, when collecting on multiple columns, the order of the columns in which the optimizer analyzed the demographics was determine not by the order of the collect statement...
View ArticleEnforcement Priority: Soft, Hard, or Just Window-Dressing? - comment by...
hi Carrie, We have almost 6 different tactical workloads (WL1,WL2,3,..6) for different apps in Tactical RP. Yes for all these the enforcement priority is Tactical. So they fall in to tactical RP. So...
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