Australian Boomerang, Ltd. wants to design a distributed relational database. The company is… 1 answer below »

Australian Boomerang, Ltd. wants to design a

distributed relational database. The company is

headquartered in Perth and has major operations

in Sydney, Melbourne, and Darwin. The database

involved consists of five tables, labeled A, B, C, D,

and E, with the following characteristics:

TableAconsists of 500,000 records and is heavily

used in Perth and Sydney.

Table B consists of 100,000 records and is

frequently required in all four cities.

Table C consists of 800 records and is frequently

required in all four cities.

Table D consists of 75,000 records. Records

1–30,000 are most frequently used in Sydney.

Records 30,001–75,000 are most frequently

used in Melbourne.

Table E consists of 20,000 records and is used

almost exclusively in Perth.

Design a distributed relational database for

Australian Boomerang. Justify your placement,

replication, and partitioning of the tables.

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