Introduction on the term Star Schema
Provide a brief introduction on the term Star Schema?
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In a star schema encompasses of dimension and fact tables. Fact table holds the fact or the real data. Generally numeric data is stored with many columns and multiple rows. Dimension tables hold smaller granular data or attributes. The fact table in start schema will have foreign key references of dimension tables.
Specify the various advantages of the Lookup persistent cache?
State the steps for “this message could not delete” from the particular tables?
Describe briefly the ‘paradigm mismatch’ among SQL and application programming languages.
Define the term data aggregation?
You have been given a setup of tables with data and inquired to make a new database to store them. What are you looking for, when you observe the data values in the tables?
Illustrates the difference between a file server and database server?
Write down a short note on the Volatile Temporary tables (VTT).
What are the disadvantages in File Processing System?
Consider a MOVIE database in which data is recorded about the movie industry. The data requirements are summarized as follows: ¦ Each movie is identified by title and year of release. Each movie has a length in minutes. Each has a production company, and each is classified under one or more genre
What do you understand by the term deadlock in DBMS? How can it be avoided? How can it be solved once it happens?
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