ZTM: SQL + Databases

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Data Analyst Terminology

Last updated 6:35 PM on 8/6/26
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8 Terms

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Query

To ask a database a question.
(Ex. SELECT customer_name FROM users WHERE age > 21;)

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<p>What is the leading representation of a Database?</p>

What is the leading representation of a Database?

Drum Memory

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What are the 3 things that make up a Database?

Computer (Hardware), Software, and Disk Drive

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<p>Database</p>

Database

A collection of data, a method for accessing and manipulating that data.

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Data

A collection of facts.

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<p>Schema</p>

Schema

The architectural blueprint of your database that defines how data is structured, organized, and constrained.

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Data Migration

Moving data records from a source system to a target destination.

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Data Schema Migration

Modifying the architecture, tables, fields, or data types within a database.