Attach OpenJPA logger to SLF4J
diff --git a/shardingsphere-elasticjob-cloud-ui/shardingsphere-elasticjob-cloud-ui-backend/src/main/java/org/apache/shardingsphere/elasticjob/cloud/ui/config/OpenJPAConfig.java b/shardingsphere-elasticjob-cloud-ui/shardingsphere-elasticjob-cloud-ui-backend/src/main/java/org/apache/shardingsphere/elasticjob/cloud/ui/config/OpenJPAConfig.java
index 9987f1b..e689136 100644
--- a/shardingsphere-elasticjob-cloud-ui/shardingsphere-elasticjob-cloud-ui-backend/src/main/java/org/apache/shardingsphere/elasticjob/cloud/ui/config/OpenJPAConfig.java
+++ b/shardingsphere-elasticjob-cloud-ui/shardingsphere-elasticjob-cloud-ui-backend/src/main/java/org/apache/shardingsphere/elasticjob/cloud/ui/config/OpenJPAConfig.java
@@ -54,6 +54,7 @@
         result.put("openjpa.ClassLoadEnhancement", "false");
         result.put("openjpa.DynamicEnhancementAgent", "false");
         result.put("openjpa.RuntimeUnenhancedClasses", "supported");
+        result.put("openjpa.Log", "slf4j");
         return result;
     }
     
diff --git a/shardingsphere-elasticjob-lite-ui/shardingsphere-elasticjob-lite-ui-backend/src/main/java/org/apache/shardingsphere/elasticjob/lite/ui/config/OpenJPAConfig.java b/shardingsphere-elasticjob-lite-ui/shardingsphere-elasticjob-lite-ui-backend/src/main/java/org/apache/shardingsphere/elasticjob/lite/ui/config/OpenJPAConfig.java
index fc552af..d1bdfeb 100644
--- a/shardingsphere-elasticjob-lite-ui/shardingsphere-elasticjob-lite-ui-backend/src/main/java/org/apache/shardingsphere/elasticjob/lite/ui/config/OpenJPAConfig.java
+++ b/shardingsphere-elasticjob-lite-ui/shardingsphere-elasticjob-lite-ui-backend/src/main/java/org/apache/shardingsphere/elasticjob/lite/ui/config/OpenJPAConfig.java
@@ -54,6 +54,7 @@
         result.put("openjpa.ClassLoadEnhancement", "false");
         result.put("openjpa.DynamicEnhancementAgent", "false");
         result.put("openjpa.RuntimeUnenhancedClasses", "supported");
+        result.put("openjpa.Log", "slf4j");
         return result;
     }
 }
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