Question & Answer: result from the following relational algebra expressions on the relations below: (a) P…..

This question is based on the relations shown below: PROPERTY LEASE PropertyNo City P1 P2 P3 Perth Melbourne Sydney RenterNoPropertyNo LeaseStart LeaseEnd R100 R200 R300 P1 P3 P1 1-Jan-98 1-Oct-98 1-Feb-99 1-Jan-99 1-Oct-99 1-Aug-99 Show the relations (structure and data) that would result from the following relational algebra expressions on the relations below: PROPERTY Left Outer Join LEASE ΠPropertyNo (PROPERTY) Write a relational algebra expression that lists the lease details for all the (a) IlPropertyNo (LEASE) 11Pro (c) properties that are in Perth

This question is based on the relations shown below: Show the relations (structure and data) that would result from the following relational algebra expressions on the relations below: (a) PROPERTY Left Outer Join LEASE (b) Product_PropertyNo (PROPERTY) Intersection Product_PropertyNo (LEASE) (c) Write a relational algebra expression that lists the lease details for all the properties that are in Perth.

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Question & Answer: result from the following relational algebra expressions on the relations below: (a) P..... 1Question & Answer: result from the following relational algebra expressions on the relations below: (a) P..... 2

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