How will you update the first four rows and insert next
four rows in a mapping?
Answer Posted / tejal
We can use an expression transform after the source quailifier - define a variable / counter port and increment it for each run.
Output this counter value and pass it to a router , which has 2 groups based on this value counter <=4 then insert else update.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Separate from an archive server and a powerhouse?
Suppose we do not group by on any ports of the aggregator what will be the output?
What is the need of etl tools?
What is dimensional table? Explain the different dimensions.
explain abt ur project architecture?
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
Slowly changing dimensions, types and where will you use them
Global and Local shortcuts. Advantages.
What are the types of presistent cache in look up tr.
What is informatica? Why do we need it?
How to configure mapping in informatica?
What are multi-group transformations?
What are the advantages of informatica?
What is an expression transformation?
Explain the shared cache and re-cache?