Computer Science, asked by fredrickwaitara, 8 months ago

sentence construction Write on how each of the 8 cost estimation techniques can be combined with various heuristic rules during query optimization by the DBMS and the effect this has on reducing the workload of a DBA.

Answers

Answered by vkpathak2671

Explanation:

Costs: Through the use of a database system new costs are generated for ... Storage structure and access-method definition. ... o Mixed domains - this is where a value of an attribute can have different ...

Answered by kavitasingh143

Explanation:

Explanation:Costs: Through the use of a database system new costs are generated for ... Storage structure and access-method definition. ... o Mixed domains - this is where a value of an attribute can have different ...

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