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added a note to the documentation regarding character limits of PostgreSQL

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jonaswinkler 2020-12-16 23:26:29 +01:00
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docs/setup.rst
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@ -460,6 +460,15 @@ management commands as below.
load data from an old database schema in SQLite into a newer database
schema in PostgreSQL, you will run into trouble.
.. warning::
On some database fields, PostgreSQL enforces predefined limits on maximum
length, whereas SQLite does not. The fields in question are the title of documents
(128 characters), names of document types, tags and correspondents (128 characters),
and filenames (1024 characters). If you have data in these fields that surpasses these
limits, migration to PostgreSQL is not possible and will fail with an error.
1. Stop paperless, if it is running.
2. Tell paperless to use PostgreSQL: