Remove Aggregated Data Remove MongoDB Remove PostgreSQL Remove Raw Data
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Python for Data Engineering

Ascend.io

Python for Data Engineering Use Cases Data engineering, at its core, is about preparing “big data” for analytical processing. It’s an umbrella that covers everything from gathering raw data to processing and storing it efficiently. csv') data_excel = pd.read_excel('data2.xlsx')

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How Rockset Enables SQL-Based Rollups for Streaming Data

Rockset

A Quick Primer on Indexing in Rockset Rockset allows users to connect real-time data sources — data streams (Kafka, Kinesis), OLTP databases (DynamoDB, MongoDB, MySQL, PostgreSQL) and also data lakes (S3, GCS) — using built-in connectors. You can also optionally use WHERE clauses to filter out data.

SQL 52
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100+ Data Engineer Interview Questions and Answers for 2023

ProjectPro

Non-relational databases are ideal if you need flexibility for storing the data since you cannot create documents without having a fixed schema. E.g. PostgreSQL, MySQL, Oracle, Microsoft SQL Server. E.g. Redis, MongoDB, Cassandra, HBase , Neo4j, CouchDB What is data modeling? How did you go about resolving this?