Answer / sumankumar

type2 scd it wil maintain historical informtion + currnt
information along with 3 options .....
1.effective date
2.version number
3.flag value

Answer / chaitanya

Using SCD2 mapping Target warehouse can store recent data+ complete historical data

Type2 dimension mapping or SCD2 mapping can be implemented in 4 ways: i)Limited number of Histories
ii)Star Schema support implementation
iii)Unlimited number of Histories
iv)Unconnected Stored Procedure

How union transformation is used?

0 Answers  

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we have table like cust_id,cust_name,cust_loc like this 1.we need to get perticular location,to do this we can use filter transformatin,that logic is same for relation table and flat file tabl?

2 Answers  

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rank() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid order by case when opt2.dm_market_flg in ('Y', 'U') then 1 else 2 end, lkp.contact_rank) as rank1, case opt2.contact_type when 'Buyer' then row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc, ship_to_flg desc , last_order_dt desc) when 'Decision Maker' then row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc , last_quote_dt desc , mailability_score desc , source_ranking desc) when 'Influencer' then row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc, mailability_score desc, source_ranking desc) when 'Payer' then row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc, mailability_score desc, source_ranking desc) --elu 05/28/2013 else row_number() over (partition by opt2.dim_plat_site_id, opt2.dim_site_opt_sid, lkp.contact_rank order by has_name_flg desc, mailability_score desc, source_ranking desc) end rank2 row_number() over (partition by opt3.dim_plat_site_id, opt3.dim_site_opt_sid order by rank1,rank2) as "rank", case when "rank"<= opt3.maximum_value then 'Y' else 'N' end as include_flg

0 Answers  

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can i any one explain me realtime healthcare project explanation..for interview .iam new to informatica .thanks in advance.

0 Answers  

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How to get EVEN & ODD numbers separately?

8 Answers  

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What is critical mapping?

2 Answers  

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What is the internal processes of integration server in Informatica? How data will be extract and load to the target?

0 Answers   TCS,

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what is diffrence b/w joner and union transfermation

6 Answers  

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Can any one give me an example for factless fact table ? If your answer is studunt attendence registration,could you plese give me explanation for this ?

3 Answers   Cap Gemini, Puma, Wipro,

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Explain incremental aggregation in informatica

0 Answers   Informatica,

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What is A cache?

2 Answers  

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Three date formats are there . How to change these three into One format without using expression transformation ?

3 Answers   HP,

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