What is removing inconsistencies from the data? June 16, 2022 Data redundancy occurs when the same piece of data exists in multiple places, whereas data inconsistency is when the same data exists in different… Continue Reading
How normalization minimizes redundancy show with example? June 16, 2022 There are two main objectives of the normalization process: eliminate redundant data (storing the same data in more than one table) and ensure data… Continue Reading
What causes data inconsistency? June 16, 2022 Data cleaning (cleansing) is the process of removing errors and resolving inconsistencies in source data before loading them into a common repository. Click to… Continue Reading
Why is redundancy bad? June 15, 2022 Problems caused due to redundancy are: Insertion anomaly, Deletion anomaly, and Updation anomaly. If a student detail has to be inserted whose course is… Continue Reading
Why does it take so long to rebuild a RAID? June 15, 2022 Copy Data Back Keep in mind that RAID rebuild time depends on two things: the quantity of data being calculated and the capacity of… Continue Reading
What is data redundancy in qualitative research? June 15, 2022 Data saturation is reached when there is enough information to replicate the study (O'Reilly & Parker, 2012; Walker, 2012), when the ability to obtain… Continue Reading
What is data inconsistency in DBMS? June 15, 2022 Data redundancy occurs when the same piece of data exists in multiple places, whereas data inconsistency is when the same data exists in different… Continue Reading
How the data redundancy can be reduced? June 15, 2022 Whereas DBMS controls redundancy by maintaining a single repository of data that is defined once and is accessed by many users. As there is… Continue Reading
What is inconsistency in DBMS? June 15, 2022 Data redundancy occurs when the same piece of data exists in multiple places, whereas data inconsistency is when the same data exists in different… Continue Reading
What does the data dictionary identify in DBMS? June 15, 2022 A data dictionary contains metadata i.e data about the database. The data dictionary is very important as it contains information such as what is… Continue Reading