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Whatdatamanagement mean principles Conceptspoints
KnowHowto debug
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Same layout
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Qualcomm 2021
What does the company do?
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Qualcomm 2021, Item 7
Whom did the company acquire?
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C1 C2 C3 C4
100 John 2022-01-04 15.3
Given stock ticker and date-time, returns stock price
63.85 21.999 , but not relational
2021-12-30
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Can have many projects
Can have a variable number of skills
Can have a variable number of ¡°sub-skills¡±
Can have a variable number of degrees
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JSON representation of the same information
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In this course we will consider only relational data and text data
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Airbnb San
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Row Record Tuple
Column, Attribute, Field
Data values
Table, Relation = a set of tuples
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