# ri > ActiveRecord::ConnectionAdapters::MySQL::DatabaseStatements

## [ActiveRecord::ConnectionAdapters::MySQL::DatabaseStatements](https://www.chedong.com/phpMan.php/perldoc/ActiveRecord%3A%3AConnectionAdapters%3A%3AMySQL%3A%3ADatabaseStatements/markdown)

(from /home/chedong/.local/share/rdoc)
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## Instance methods:

  exec_delete
  exec_query
  exec_update
  execute
  explain