Which three factors does the estimator depend on for overall cost estimation of a given execution plan?

Correct Answer for the Question – Which three factors does the estimator depend on for overall cost estimation of a given execution plan? is given below Which three factors does the estimator depend on for overall cost estimation of a given execution plan?C:OPTIMIZER_FEATURES_ENABLE acts as an umbrella parameter for enabling a series of optimizer features based … Read more

Which four types of column filtering may benefit from partition pruning when accessing tables via partitioned indexes?

Correct Answer for the Question – Which four types of column filtering may benefit from partition pruning when accessing tables via partitioned indexes? is given below Which four types of column filtering may benefit from partition pruning when accessing tables via partitioned indexes?Oracle Database prunes partitions when you use range, LIKE, equality(A, F), and IN-list(D)predicates on … Read more

Which four must be true to enable sessions to benefit from improved response time made possible by these materialized views?

Correct Answer for the Question – Which four must be true to enable sessions to benefit from improved response time made possible by these materialized views? is given below You have created some materialized views to improve the performance of several queries.Which four must be true to enable sessions to benefit from improved response time made … Read more