OLAP Study guides, Class notes & Summaries

Objectives In this Hands-on exercise, you will learn 1. Practice PySpark SQL for data analytics. 2. Use enhanced aggregation to emulate SQL concepts like GROUPING SETS, ROLLUP, and CUBE in PySpark. 3. Analyzing Driver Risk factor 4. Analyzing data using Data Warehousing/OLAP functions in Hive Q1. (35pts) Modify/rewrite the grouping-set-query in the example with ROLLUP (Let’s call it rollup-query). Run it, check the results, and explain the differences. – Replace the GROUPING SETS ...

You need to install MSSQL Enterprise server on RDS, what should you do ? - correct answer 2 possibilities Provision SQL server enterprise edition using the RDS console OR bring your own license (BYOL) You have multi AZ enabled, one RDS instance goes down, what should you do to ensure failover happens quickly ? - correct answer Nothing, your connection string points to the db endpoint and amazon will auto update this ego to your secondary instance Which types of RDS are currently avail...

AIN3701 LEARNING UNIT 5 DATA ANALYTICS 5.1 INTRODUCTION, OUTCOME AND ASSESSMENT CRITERIA 5.2 THE WORLD OF DATA 5.3 DATA ANALYTICS FOR ACCOUNTING AND RELATED SERVICES 5.4 THE DATA ANALYTICS PROCESS 5.5 STEP 1: IDENTIFY THE QUESTIONS (I) 5.6 STEP 2: MASTER THE DATA (M) 5.7 STEP 3: PERFORM TEST PLAN (P) 5.8 STEP 4: ADDRESS AND REFINE RESULTS (A) 5.9 STEP 5: COMMUNICATE INSIGHTS (C) 5.10 STEP 6: TRACK OUTCOMES (T) 5.11 CLOSING REMARKS 5.12 REFERENCES 3 | P a g e 5.1 INTRODUCTION, OUT...

CCBMA BASIC EXAM SAMPLE TEST 1. Cysto- is a prefix meaning a. liver b. bladder c. gland d. lung: b. bladder 2. The term for narrowing is a. prolapse b. sclerosis c. stenosis d. stasis: c. stenosis 3. Gastrectomy is the term for excision of the

Data Management Foundations Latest Update Graded A+ file structure the format that data is arranged and stored in a file. flat files Files having no internal hierarchy heap files Files containing an unsorted set of records that are uniquely identified by a record id which allows them to be inserted or deleted using that id. index files Files containing an unsorted set of records that are uniquely identified by a record id which allows them to be inserted or deleted using that id...

SAP S/4 Has Infinite Scale correct answers True! SAP S/4 HANA New Generation of the Suite Compromises (3): correct answers Code Base Guided Configurations SAP Fiori UX SAP S/4 HANA is Natively Integrated with these Following Solutions: correct answers SAP Ariba SAP Hybris SAP Cloud Analytics (SAP Fieldglass) (SAP Concur) (SAP SuccessFactors) pg. 32 (s) Possible Deployment Options for SAP S/4 HANA (3): correct answers Public Cloud Private Cloud On Premise pg.33 (s) Capaci...

CNIT 272 Final Exam Questions and Answers Rated A A Primary Key having the fewest number of attributes to make it unique is called. Minimization If the child entity requires the primary key of the parent entity for its unique identity, then you create ______. Identifying Relationship If each child record has a unique identifier of its own, then the relationship is know as a _______. Non-Identifying Relationship Entities that have no foreign keys in their pk. Independent Entity Entities that...

CIS 505 Week 1|Complete Questions with 100% Correct Answers OLTP Online Transaction Processing OLAP online analytical processing transactional database A database designed to keep track of the day-to-day transactions of an organization. Analytical Data Store Stores historical transactional and summary data relational database Most common structure for database. *Distinguished by multiple tables with interrelated fields. *When queried, data can be pulled form any # of relations that ...

Business intelligence (BI) - -A comprehensive, cohesive, and integrated set of tools and processes used to capture, collect, integrate, store, and analyze data with the purpose of generating and presenting information to support business decision making. cube cache - -In multidimensional OLAP, the shared, reserved memory area where data cubes are held. dashboards - -In business intelligence, a web-based system that presents key business performance indicators or information in a single, in...

MISY 3310 Chapter 2What are the three primary types of management information systems available to support decision making across the company levels? - correct answer -Transaction Processing Systems -Decision Support Systems -Executive Information Systems Augmented reality is a computer-simulated environment that can be a simulation of the real world or an imaginary world. T/F - correct answer False Effectiveness MIS metrics include throughput, transaction speed, and system availability....