What are the different types of schemas?

Answer Posted / gopi

star schema
snow flae schema
hybrid schema
multistar schema

Is This Answer Correct ?    4 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are the types of caches in lookup? Explain them.

550


Did u used latest transformations of 8.6.0? for what?

1475


pmscmd startworkflow -sv -d -u -p -f while running this command I got the error as "no gateway connectivity is provided for your domain name". So anyone please help me how to rectify this error?

1045


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

1527


What is the difference between SOURCE and TARGET BASED COMMITS? What are the deliverables?in your project?

1632






Explain constraint based loading in informatica

657


is it possible to index the data in cache of lkp transformation ?

1523


What is a snowflake schema?

567


Explain the difference between a data warehouse and a data mart?

596


COM components can be used in Informatica

1873


What is joiner transformation in informatica?

625


can any one give some examples for pre sql and post sql(Except dropping and creating index).

3508


whats the logic to load the lower level of granularity of data to fact table.

1793


What are the different versions of informatica?

676


i have a data in my source as a flat files what test i have to perform the next step can any body help to me

1697