TeaTimeForever / data_hw1

Homework. DATZ5057 : DATU APSTRĀDES SISTĒMAS

Mājas darbs I

Students: Karina Pilusonoka, kp14012

Setup

• Run python parser.py
• from mongo repl run db.loadServerScripts()

Available functions for reports

• report_TasterExpirience - will prepare report about tasters expirience (demonstration of mapReduce )

• q_getMostExpiriencedTasters - will show most expirienced of them (demonstration of understanding sort, limit)

• q_relationBetweenQualityAndPrice - will answer to the question "Does it really exists correlation between wine quality and its price?" (short answer: Yes) (demonstration of $aggregate, $match, $project, $group, $concat, $cond, $avg, $sum, etc..)

• q_bestWinePerRange - will return 5 best wines per price range (demonstration of usage aggregated values as properties for next grouping)

• q_bestWineRate - will show which country have best wine quality + average price (personal interest)

Hints

• For readable queries check wines.system.orig.json