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| <div class="title">How to write custom bundles to execute database migration statements.</div>
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| '''Summary''': With release 7.6.1 it is possible to change the database schema based on usage of the open source tool Liquibase. Currently only updating the configdb with the new mechanism is desired. This article gives a short introduction based on an existing sample bundle how to write custom database migration bundles and how to attach your custom statements to those given by Open-Xchange.
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| __TOC__
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| == Prerequisite ==
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| This article is based on an existing sample bundle located in the public git repository backend-samples. Clone the repository by executing
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| <code><pre>
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| git clone https://git.open-xchange.com/git/examples/backend-samples
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| </pre></code>
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| The required bundle is named 'com.openexchange.sample.database.migration'.
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| == Bundle dependencies ==
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| == Using Liquibase ==
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| == Database lock ==
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| === Preconditions ===
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| === Custom Java Classes ===
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| == Command line tools ==
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| == Important hints ==
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| [[Category: OX7]]
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| [[Category: AppSuite]]
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| [[Category: Administrator]]
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| [[Category: Database]]
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