Cause: java.lang.ClassNotFoundException: Cannot find class: "oracle.jdbc.OracleDriver"org.apache.ibatis.migration.MigrationException: Could not create SqlRunner.

Couldn't initialize OracleLobHandler because Oracle driver classes are not available. Note that OracleLobHandler requires Oracle JDBC driver 9i or higher!; nested exception is ...

Here we explain the difference between the four JDBC driver types, and how to choose the right JDBC driver for your database-driven Java apps.