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	<title>Slide/First Normal Form - Revision history</title>
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	<updated>2026-08-07T17:17:39Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>http://dbis-vl2.wikidata.dbis.rwth-aachen.de/index.php?title=Slide/First_Normal_Form&amp;diff=932&amp;oldid=prev</id>
		<title>Sysop: modified through wikirestore by Sysop</title>
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		<updated>2023-04-05T07:15:51Z</updated>

		<summary type="html">&lt;p&gt;modified through wikirestore by Sysop&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;== Links ==&lt;br /&gt;
&lt;br /&gt;
* {{Link|target=lg/RelDesign-Normalform-1NF|title=RelDesign-Normalform-1NF}}&lt;br /&gt;
&lt;br /&gt;
* {{Link|target=keyword/1NF|title=1NF}}&lt;br /&gt;
* {{Link|target=keyword/database normalisation|title=database normalisation}}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Links hierher ==&lt;br /&gt;
{{WhatLinksHere}}&lt;br /&gt;
&amp;lt;pdf page=&amp;#039;66&amp;#039;&amp;gt;6-RelationaleEntwurfstheorie.pdf&amp;lt;/pdf&amp;gt;&lt;br /&gt;
= Meta =&lt;br /&gt;
{{Slide&lt;br /&gt;
|qkey=RelDesign-67&lt;br /&gt;
|pkey=RelDesign&lt;br /&gt;
|basename=6-RelationaleEntwurfstheorie.pptx&lt;br /&gt;
|page=67&lt;br /&gt;
|pdf_page=66&lt;br /&gt;
|name=First_Normal_Form&lt;br /&gt;
|title=Erste Normalform&lt;br /&gt;
|keywords=1NF, database normalisation&lt;br /&gt;
|links=&lt;br /&gt;
|literature=&lt;br /&gt;
|learningGoal=lg/RelDesign-Normalform-1NF&lt;br /&gt;
|storemode=property&lt;br /&gt;
}}&lt;br /&gt;
= Text =&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
Erste Normalform&lt;br /&gt;
Alle Attribute haben atomare Wertebereiche (zB String, Integer, …)•zusammengesetzte, mengenwertige oder relationenwertige Attribute sind nicht erlaubt•Beispiel:				nicht in 1NF										    	 in 1NF	•Im Folgenden gehen wir stets von Relationen in 1NF aus&lt;br /&gt;
&lt;br /&gt;
NF²-Modelle:•non-first-normal-form •Modelle&lt;br /&gt;
&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&amp;lt;headertabs/&amp;gt;&lt;/div&gt;</summary>
		<author><name>Sysop</name></author>
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