What is the difference between dependent data warehouse and independent data warehouse?
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How are models actually derived?
What are the approaches used by optimizer during execution plan?
Compare cold fusion with other programming languages?
What is the difference between power center & power mart?
Explain what is partitioning? What are the types of partitioning?
waht is the advantage of infoset query
How to handle time period attribute for time dependent data?? a.)add time period as a part of pk b.)add time period simply and make it nullablec.)add time period simply and make it not null.
What is pre-emptive and non-pre-emptive?
what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.
How to export mappings to the production environment?
What are non-additive facts in detail?
How do you create surrogate key using ab initio?