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Consider the following HBase table design for blogs. On the website, logged in users (who all have a unique, integer user ID may comment on blog posts.
Cf: meta
Cf: comments
post11356
user: 3
content: …
1: <uid, comment>
2: <uid, comment>
post11357
user: 7
post11358
user: 5
post11359
For each query below, state either YES or NO the schema is optimal for that query. If you state NO, re-design the schema (copy the table above and modify it, then explain in English what is different with the new schema) so it is optimal for that specific query. a) Given a particular blog post, what are all of the comments associated with it?yesb) What are the blog posts for a particular user?c) What comments has a particular user posted?d) Deleting a particular blog post and all related data.
Relational Algebra- The database used for this question is a very simple one with the following schema: (Primary keys are bold, foreign keys are underlined)
You have been given the following specifications of a simple database for a netball association that keeps record of players, teams and matches.
Write the procedure named Get_frequencies which constructs character frequency table. Input to procedure must be a pointer to the string, and pointer to array of 256 doublewords.
The marking scheme, which is given in detail below, particularly rewards the way in which you relate your specific proposals to the material presented in the Course.
fishing in the public waterbodies of victoria rivers creeks lakes and reservoirs is controlled by the freshwater
part 1 true or false please explain why. 1 sql structured query language is both ddl data definition language and dml
For the following requirements analysis description, develop an Entity-Relationship Diagram as a conceptual model that captures all of the requirements to the fullest extent possible.
your database has been a hit. you have been called back to the customers headquarters and they want a detailed report
How much indirect factory wages and factory equipment depreciation cost would be assigned to the Customer Orders activity cost pool
Determine the total amount of supervisory wages and factory utilities costs that would be allocated to the Machining activity cost pool.
A narrative description of the field chosen for the application being created. This should also include a description of the problem and addressing the weaknesses to be solved by the database.
assignment 3.2nbspdatabase notation is not consistent. you have probably seen that already when you tried to create an
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