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MySQL solution when database data source is locked (Table Metadata Lock)

Source: Internet
Author: User
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0. Cause analysis:"Hibernate's thread pool connection has caused the database-type mode of the locked database not to be modified"

1. turn off all of Hibernate's thread pools (opt out of the IDE or any other option)

2. View the locked process id:show full processlist

3. Kill the process Id:kill + ID

4. Commit the transaction that caused the data source to be locked: commit or ROLLBACK

MySQL solution when database data source is locked (Table Metadata Lock)

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