Question
Looking forwards to meet you in
Kochi. In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.Solution
The correct answer is B
Fact constellation schema is best described as:
In a star schema, what is the primary characteristic of the fact table?
What is meant by 'cardinality' in data modeling?
Which of the following best describes the primary function of a database index?
What is the result of SELECT COALESCE(NULL, NULL, 5, 10);?
Which process ensures data in a data warehouse is consistent and clean?
Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
Which of the following is NOT a common OLAP operation?
Which schema in data warehousing uses a central fact table connected to dimension tables?
Which SQL clause is used to filter records after aggregation?