Outer Joins and Optimizer Issues - forum topic by wpitterl
Hi all, I'm having some performance issues due to the way certain queries are being processed by the optimizer. I have a set of views that I want to join together, and each of these views has the same...
View ArticleCross tab - Pivot - forum topic by elvicio
HI, I NEED TO DO A ROWCOUNT ON ALL TABLES ON A GIVEN DATABASE. I CAN EASILY DO THIS IN SQL USING A PIVOT TABLE. CAN SOMEONE HELP? THIS IS WHAT I HAVE: LETS SAY THIS IS (TABLE_COUNTS) TABLENAMES...
View ArticleSelecting count(*) from multiple tables - response (4) by dnoeth
You need to do the aggregates within Dervied Tables and then Outer join them: SELECT acct.acc_no, acct.sort_code, COALESCE(credit.cnt, 0) AS credit_count, COALESCE(debit.cnt, 0) AS debit_count FROM...
View ArticleUpdating a table through view - response (1) by dnoeth
Hi Mahesh, it's the same a SELECTing from this view, the souce code is resolved by the parser and you actually access the base table: When you EXPLAIN the update you'll notice that the base table is...
View ArticleOne or more values to pass in a prompt - response (3) by dnoeth
When you're on TD14 you might simply use the strtok_split_to_table function: WHERE P_ID IN ( SELECT CAST(token as INT) FROM TABLE (STRTOK_SPLIT_TO_TABLE(1, #sq(prompt(''))#, ',') RETURNS (outkey...
View ArticleDBQL Metrics - response (3) by dnoeth
I/O is the number of logical disk I/Os not the number of records. The esitmated vs. actual number of records is found in QryLogSteps. In your case the high count might indicate a Full Table Scan...
View ArticleImprove performance of like queries. - response (3) by dnoeth
WHERE POSITION(V_FIRST_NM IN FIRST_NM) > 0 or WHERE SUBSTRING(FIRST_NM FROM 1 FOR CHAR_LENGTH(V_FIRST_NM) = V_FIRST_NM Dieter
View ArticleIs there any way to handle single digit's in date? - response (7) by Harpreet...
Not sure what I am doing wrong here SEL TO_TIMESTAMP('11/04/2011 11:26:35.345''MM/DD/YYYY hh:mi:ss.FF3') error: SELECT Failed. 9134: YYYY value must be four digits and in the range 1-9999
View ArticleIs there any way to handle single digit's in date? - response (8) by dnoeth
Simply add a comma ;-) SEL TO_TIMESTAMP('11/04/2011 11:26:35.345', 'MM/DD/YYYY hh:mi:ss.FF3') Dieter
View ArticleCreating a Soft RI - response (3) by taruntrehan
Too late to respond though; but Thanks for the inputs...
View Articlequalify rank() over (partition) - question - forum topic by gksenthilkumar
Hello, i need some help please, I have a dataset similar to the following: inr rd dt c1 c2 1 1 '2000-01-01 10:10:10 1111' 1 1 1 1 '2000-01-01 10:10:10 2222' 2 2 1 1 '2000-01-01 10:10:10 3333' 3 3 1...
View ArticleTimestamp format on teradata retrieval - response (9) by gtsoccer
Dieter and all, I have a timestamp without seconds that I want to keep as a timestamp & not a VARCHAR like this: 5/27/2013 3:36 When I try to create the table using the command belowI get an error...
View ArticleTeradata Driver, LDAP & Talend? - forum topic by teradatatester
Has anyone successfully used the Teradata driver with LDAP authentication in the ETL tool Talend?Tags: databasedriverjavaldapteradataForums: Database
View ArticlePartition Elimination - response (3) by ilf
Hi, I have a question. We have a table having column with timestamp data type. Partition is applied on the column by casting it to date data type. attached below. Col1 TIMESTAMP(0)) PRIMARY INDEX (...
View ArticleOuter Joins and Optimizer Issues - response (1) by wpitterl
Anyone have any input? Dieter maybe?
View ArticleUpdating a table through view - response (2) by mayya@teradataforum
Thank you Dieter. But i have few queries, I created a table as below, (V2R5) CREATE SET TABLE zam_product1 ,NO FALLBACK , NO BEFORE JOURNAL, NO AFTER JOURNAL,...
View ArticleTimestamp format on teradata retrieval - response (10) by dnoeth
Your syntax is wrong, within a Create Table it's trns_dt timestamp(0) format 'MM/DD/YYYYBHH:MI' Dieter
View ArticleUpdating a table through view - response (3) by dnoeth
Hi Mahesh, i don't know what caused this, are you 100% shure the create view/grant/select all refernce the correct objects in the correct database? When the base table of a view is dropped the view...
View ArticleCPPI question - forum topic by cursavas
Hello, I am trying to add a range to my CPPI column but get this error when I run the alter table statement: 'Executed as Single statement. Failed [5731 : HY000] TBL_ADD_PARTITIONS_FOR_PERIOD:DROP...
View ArticleCPPI question - response (1) by Fred
Making this change via ALTER is not supported for character PPI. Create a new table and copy the data.
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