Generally how many Fact Tables and Dimensions Table you
have used in the Project?
Which one is loaded first Fact Table or Dimensions Table
into the warehouse?
What is the size of the Fact Table and Dimension Table?
what is the size of the table and warehouse
Answers were Sorted based on User's Feedback
it depends upon the requirement of the client . dimension
table is loaded first , using the primary keys of the
dimension table , fact tables are loaded .size of the fact
and dimension table also depends upon the requirement .
size of the table and warehouse also depends upon clients
requirement .
| Is This Answer Correct ? | 17 Yes | 2 No |
Answer / abhishek
ranjan is right its all depend on that how many years old
data u are going to keep in your warehouse
first dimension will load and then on base of dimension we
load fact table
| Is This Answer Correct ? | 10 Yes | 0 No |
Answer / rajupatel
Dimension will be loaded first then fact,
Table size: Dimenstion > fact
Number of Records: fact > dimention
Size: Table < DWH
| Is This Answer Correct ? | 10 Yes | 1 No |
Answer / dhana
Can anyone please tell me the No. of Fact table & Dimension tables usually used in a prjoect?I just need an example.Also the size of data warehouse?Is it in Terabyte of something?I just need an approximate size.
Thanks
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / bsgsr
hi, raju patel.
ur answers are thoughtful. they reflect ur intellect which
is very stimulating and vibrant. i am pretty impressed with
your answers.
i believe you have good experience with the industry. since
when have you been working with the industry. can i have
some of my queries cleared only if you dont
minddddddddddddddddd!!!!!!!!!!!!. revert back to me on my
id bsgsr12@gmail.com also provide me your number if you
dont mind. take care
| Is This Answer Correct ? | 1 Yes | 10 No |
What are the differences between source qualifier and joiner transformation?
Scenario:- Below is the requirement. Source:- NAME ID Requirement RAVI 1 (no need to repeat as it ID is 1) KUMAR 3 (repeat 3 times as it ID is 3) John 4 (repeat 4 times as it ID is 4) Required Out Put:- Name ID RAVI 1 KUMAR 3 KUMAR 3 KUMAR 3 John 4 John 4 John 4 John 4 Scenario 2:- Source Data ID NAME 1,2 NETEZZA,ORACLE 3,4,5 SQL Server, DB2, Teradata Required Output:- ID NAME 1 NETEZZA 1 ORACLE 3 SQL Server 3 DB2 3 Teradata
How do we come to know the Source data/file is ready/Updated in the source location, when the session is scheduled for @12:00AM and ready to run its job ? or Can we schedule the session, when the source is updated in source location without any time constraint?
if the session continuous run what can we do. means shall we stop the session or abort session. what is the correct reasion. why this situation occurs
Which development components of informatica have the highest usage?
What is the Router transformation?
What is the term PIPELINE in informatica ?
How to use procedural logic inside infromatica? If yes how, if now how can we use external procedural logic in informatica?
we have to use order by,where,having we to implement sql query
wht is cdc?how to use it in creation of mappings?
When the informatica server marks that a batch is failed?
why we use source qualifier transformation?