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Abhinandan Borse
Sep 24, 20232 min read
INVOICE DATA VALIDATION RULES -GENERAL
Invoice Number Format: Description: Ensures that the invoice number follows a specific format. Example: The invoice number should be a...
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Abhinandan Borse
Sep 24, 20232 min read
CUSTOMER DATA VALIDATION RULES-GENERAL
Name Format: Description: Ensures that the customer's name follows a specific format. Example: The name should contain alphabetic...
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Abhinandan Borse
Sep 24, 20232 min read
PRODUCT DATA VALIDATION RULES-GENERAL
Product Code Uniqueness: Description: Ensures that each product has a unique identifier. Example: No two products should have the same...
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Abhinandan Borse
Sep 24, 20232 min read
DATA VALIDATION RULES (GENERAL)
data validation rules: Required Fields: Description: This rule ensures that certain fields must be filled out. Example: In an online...
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Abhinandan Borse
Sep 24, 20231 min read
DATA ENRICHMENT EXAMPLE
Scenario: Suppose you work for an e-commerce company, and you have a dataset containing information about customer purchases. The dataset...
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Abhinandan Borse
Sep 24, 20231 min read
ETL INTERVIEW QUESTIONS AND ANSWER LINKS
Intellipaat Website: https://intellipaat.com/blog/interview-questions/etl-interview-questions/ ProjectPro Website:...
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Abhinandan Borse
Sep 23, 20232 min read
FACT AND DIMENSION TABLE
A fact table is a central table in a star schema or snowflake schema of a data warehouse. It contains quantitative data (facts) related...
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Abhinandan Borse
Sep 23, 20231 min read
Data Modeling and Schema Design:• Designing a star schema
Designing a star schema involves organizing data in a way that facilitates efficient querying and reporting. It's a popular schema for...
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Abhinandan Borse
Sep 23, 20232 min read
major task categories of data engineering with examples and associated tools:
major task categories of data engineering with examples and associated tools: 1. Data Ingestion and Collection: • Example: Ingesting log...
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