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Explain the term- Data Flows
Data Flows: A data flow connects output of an object or process to input of another process or object. It represents an in-between data value within a computation. Data flow states direction of flow of data from the source objects to destination object.
What is the use of a slotted-page structure and what is the information are there in the header? The slotted-page structure is used for organizing records within a one block.
Critically explained the benefits and limitations of different database technologies with proper examples
Express the following queries in SQL: (a) Write the SQL code that will create ALL the four tables given in the appendix. Your answer should not contain the primary key and
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
Project Description: The work is about founding the best skilled person for the job. I will give you the job description. Skills required are Data Entry, Database Administrat
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For Colorado customers calculate the number of single products ordered. If a product is purchased on multiple orders, it should be counted only single time. The result should conta
What is Relational Algebra? Relational algebra is a Procedural query Language?
what is lossless & dependency preserving decomposition ?
Can we delete data element, which is being used by table fields. No we cant delete data element.
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