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https://issues.apache.org/jira/browse/AIRFLOW-2574?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16634617#comment-16634617
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ASF GitHub Bot commented on AIRFLOW-2574:
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kaxil closed pull request #3787: [AIRFLOW-2574] Cope with '%' in SQLA DSN when
running migrations
URL: https://github.com/apache/incubator-airflow/pull/3787
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> initdb fails when mysql password contains percent sign
> ------------------------------------------------------
>
> Key: AIRFLOW-2574
> URL: https://issues.apache.org/jira/browse/AIRFLOW-2574
> Project: Apache Airflow
> Issue Type: Bug
> Components: db
> Affects Versions: 1.9.0, 1.10.0
> Reporter: Zihao Zhang
> Priority: Minor
> Fix For: 1.10.1
>
>
> [db.py|https://github.com/apache/incubator-airflow/blob/3358551c8e73d9019900f7a85f18ebfd88591450/airflow/utils/db.py#L345]
> uses
> [config.set_main_option|http://alembic.zzzcomputing.com/en/latest/api/config.html#alembic.config.Config.set_main_option]
> which says "A raw percent sign not part of an interpolation symbol must
> therefore be escaped"
> When there is a percent sign in database connection string, this will crash
> due to bad interpolation.
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