[GitHub] [griffin] wankunde commented on a change in pull request #561: [Griffin-315] Adding JDBC based data connector

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wankunde commented on a change in pull request #561: [Griffin-315] Adding JDBC based data connector
URL: https://github.com/apache/griffin/pull/561#discussion_r361950490
 
 

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 File path: measure/src/main/scala/org/apache/griffin/measure/datasource/connector/batch/JDBCBasedDataConnector.scala
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.griffin.measure.datasource.connector.batch
+
+import org.apache.spark.sql.{DataFrame, SparkSession}
+
+import org.apache.griffin.measure.Loggable
+import org.apache.griffin.measure.configuration.dqdefinition.DataConnectorParam
+import org.apache.griffin.measure.context.TimeRange
+import org.apache.griffin.measure.datasource.TimestampStorage
+import org.apache.griffin.measure.utils.ParamUtil._
+
+/**
+ * A batch data connector for file based sources which allows support various
 
 Review comment:
   This comment should be updated。

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