Teradata (490)
Business Objects (875)
Cognos (1143)
Informatica (2428)
Crystal Enterprise Suite (30)
Actuate (46)
Ab Initio (442)
Data Stage (917)
SAS (1049)
Micro Strategy (282)
ETL (315)
OBIEE (92)
IBM Cognos TM1 (55)
Amazon Redshift (62)
Data Warehouse General (749) Q. We are the loading the table on daily basis it is incremental loading. and A person rahul slary was 10000, so if i check before run my salalr is 10000. but toay there is update that my sal is 15k but that will come to know after the load. braod crtiteria is we donot want to show downstream teams partial updated data. need aproad as etl developer
2963Q. source having mutile depatment of data, dept1, dept2 ....dept10 today. we have mutilple depts in source, we need to generate dept1, dept2 and multile files in target side. today we have 10 dept which have 10 files, tommorow we have only 4 dept and 4 files, dayafter tommorow we have only 6 all the number of files in the targete file directory it's always dynamic. how can acheive it.
2474Q. Informatica workflow, it is running beyond two hours for last couple of runs, normally it completed less then 30 min., hardly 40 min, last couple of run crossing 2 hours and more in that workflow only one session. now it is aasign to you that how to idenitfy the performance issue of the sesion of production.
2837Q. In source area, it is use complex query we have using 5 to 10 table we has been join now all join clolumn having indexes but still we having performance issue. how to fix the performnce issue of the query.
4770
What are the steps involved after the disk manager passes the request?
What is the effect of dls on microstrategy?
What are the functionalities of link partitioner and link collector?
What is difference between user and database in teradata?
How would you configure wh authentication? Explain.
Explain when to use local filter and when to use global filter?
Difference between stored procedure and macro?
how to perform single sign in cognos by using url?
Mention what are the different types of parallelism used in abinitio?
data data1; input dt account; format dt date9.; cards; 1745 1230 1756 1120 1788 1130 1767 1240 ; data data2; input startdt enddt total; format startdt date9. enddt date9.; cards; 1657 1834 12300 1557 1758 16800 1789 1789 12300 1788 1345 12383 1899 1899 13250 ; proc sql; create table data3 as select * from data1 as x left join data2 as y on x.dt>=y.startdt and x.dt<=y.enddt; quit; Here, we are getting cartision product. But,I want left join report consisting of this program. It should not get duplicate values. you can modify the program also.
Now, imagine this, you come across a situation where an aggregate table at higher level has a higher lts than the one at lower level. A.) What problems can you anticipate? B.) How would you solve the problem.
what is the purpose of _error_? : Sas programming
Differentiate between data file and descriptor file?
Why need staging area database for dwh?
Where is metadata stored?