seata/rm-datasource/target/classes/META-INF/services/io.seata.rm.datasource.undo.UndoLogManager

io.seata.rm.datasource.undo.mysql.MySQLUndoLogManager
io.seata.rm.datasource.undo.oracle.OracleUndoLogManager
io.seata.rm.datasource.undo.postgresql.PostgresqlUndoLogManager