Structured, semi-
structured &
unstructured data

Relational databases

CSV files

JSON documents

XML data

Log files

Social media data

Sensor data

Multimedia files

Data catalogs,
metadata
management, data
lineage

Metadata schemas

Metadata repositories

Data dictionaries

Data glossaries

Data lineage diagrams

Data provenance

Data traceability

Data quality metrics

Data profiling

Data Management
platforms

Adobe Audience Manager
Amobee
Google Marketing Platform
Lotame
Mapp Cloud
MediaMath
Nielsen DMP
Oracle CX Marketing
Salesforce CDP
The Trade Desk
Oracle BlueKai
Clear Analytics
PreciseFP
Roku OneView
IBM Db2 Hybrid Data Management

Machine learning &
predictive
modeling

Supervised learning

Unsupervised learning

Reinforcement learning

Classification algorithms

Regression algorithms

Clustering algorithms

Neural networks

Decision trees

Random forests

Gradient boosting

Support vector machines

Data visualization
for data discovery
& analysis

Dashboards

Reports

Charts and graphs

Scatter plots

Histograms

Box plots

Treemaps

Heatmaps

Choropleth maps

Network diagrams

Sankey diagrams

Data presentation
platforms

Tableau
Power BI
Qlik Sense
Looker
Sisense
Domo
Zoho Analytics
Dundas BI
Datapine
Klipfolio

Data Gathering
Techniques

Primary data


Secondary data


Qualitative data


Quantitative data


Defining research objectives


Identifying target population


Selecting appropriate data collection methods


Minimizing bias and errors

Data cleaning and preprocessing

Data management
architectures

Lambda architecture

Kappa architecture

Batch processing

Stream processing

Distributed file systems

Hadoop ecosystem

Spark ecosystem

Kafka

Flink

Storm

Data lakes & data
warehouses

Data ingestion

Data transformation

Data storage

Data access

Data governance

Data lake house

Dimensional modeling

Star schema

Snowflake schema

Fact tables

Dimension tables

Data governance &
regulations

Data quality

Data security

Data privacy

Data ethics

Data stewardship

Data lineage

GDPR

HIPAA

CCPA

PII

PHI

Data Integration
methods

Manual Data Integration - Middleware Data Integration - Application-Based Integration - Uniform Access Integration - Common Storage Integration - ETL (Extract, Transform, Load) - ELT (Extract, Load, Transform) - Data Streaming - API (Application Programming Interface) Integration - Data Virtualization - Integration Based on Applications - Hands-on Data Integration - Data Warehousing