This tutorial is intended for those seeking a way to not only quickly merge large databases in Notion into one master document, but also, how to merge an outside spreadsheet CSV into a Notion database. This is especially useful for large scale Notion cleanup or consolidation.
Let's begin with how to merge a CSV into Notion
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How to merge multiple Notion databases into one master
In this example, I want to merge all of the tables in my wiki into a master table.
Step 1: Move All Database Pages Into One Page

Step 2: Insert Inline Database And Name It (ie. Master)

Step 3: How To Convert A Notion Database Into A Page
Convert every database into a page. This is necessary because ONLY pages can be added to a database.
*Essentially: After creating an empty page, add database to it and turn into an inline table.
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In Addition: How To Merge Contents Of Databases Into A Master
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