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Merge pull request #31825 from nextcloud/bugfix/noid/add-missing-docs

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Add missing doc changes and limit string length 4000 to new columns
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blizzz 2022-04-07 16:06:43 +02:00 committed by GitHub
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lib/private/DB/MigrationService.php
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@ -559,9 +559,13 @@ class MigrationService {
* - Primary key names must be set or the table name 23 chars or shorter
*
* Data constraints:
* - Tables need a primary key (Not specific to Oracle, but required for performant clustering support)
* - Columns with "NotNull" can not have empty string as default value
* - Columns with "NotNull" can not have number 0 as default value
* - Columns with type "bool" (which is in fact integer of length 1) can not be "NotNull" as it can not store 0/false
* - Columns with type "string" can not be longer than 4.000 characters, use "text" instead
*
* @see https://github.com/nextcloud/documentation/blob/master/developer_manual/basics/storage/database.rst
*
* @param Schema $sourceSchema
* @param Schema $targetSchema