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➢

THE REAL WORLD OF THE DATABASE ADMINISTRATORUnisphere Research 15

Improving Query Performancein Data WarehousesBusiness Intelligence Journal 06

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➢

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Perception Action Model Planning

Perception Action Model Planning

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Prediction Horizon

Prediction Interval

1. Good Accuracy

2. Major Patterns

3. Cost vs. Accuracy

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Cyclic (Diurnal)

Growth and Spike

Query-based Workload Forecasting for Self-Driving Database Management SystemsSIGMOD 18

SQLSQL

SQL

Forecasts

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Millions → Thousands

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A few large clusters exhibit major patterns

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LR+RNN has the best average accuracy

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25%

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➢ built

➢ building

DeploymentBenefit/Penalty

Traditionally estimated by human

Perception Action Model Planning

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➢

Perception Action Model Planning

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26

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27

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