src/main/resources/logback.xml

<?xml version="1.0"?>
<!--
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this work except in compliance with the License.
You may obtain a copy of the License in the LICENSE file, or at:

 http://www.apache.org/licenses/LICENSE-2.0

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-->
<!--
 According to logback documentation, a file on the classpath named logback.xml will be the last
 search target before falling back to a default.  As such, we include logback.xml on the classpath
 to provide a reasonable default, but allow users to override in any format they wish.
 http://logback.qos.ch/manual/configuration.html
-->
<configuration debug="true">
  <appender name="STDERR" class="ch.qos.logback.core.ConsoleAppender">
    <target>System.err</target>
    <encoder>
      <!-- Before changing this, consult http://logback.qos.ch/manual/layouts.html and make sure
      the parameter is not expensive. Once changed, run benchmarks to ensure that throughput is
      the same !-->
      <pattern>
        %.-1level%date{MMdd HH:mm:ss.SSS} [%thread, %logger{0}] %message %xThrowable%n
      </pattern>
    </encoder>
  </appender>

  <logger name="h2database" level="warn">
  </logger>

  <root level="info">
    <appender-ref ref="STDERR" />
  </root>
</configuration>