[GitHub] [gobblin] Will-Lo commented on a change in pull request #3298: [GOBBLIN-1459] correct column length in MysqlSpecStore, MysqlDagStore, MysqlJobStatu…

[GitBox <gi...@apache.org>]

Will-Lo commented on a change in pull request #3298:
URL: https://github.com/apache/gobblin/pull/3298#discussion_r654042689



##########
File path: gobblin-metastore/src/main/java/org/apache/gobblin/MysqlDagStore.java
##########
@@ -0,0 +1,62 @@
+/*
+ * 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.gobblin;
+
+import java.io.IOException;
+
+import javax.sql.DataSource;
+import lombok.extern.slf4j.Slf4j;
+
+import org.apache.gobblin.configuration.State;
+import org.apache.gobblin.metastore.MysqlStateStore;
+import org.apache.gobblin.service.ServiceConfigKeys;
+
+
+@Slf4j
+/**
+ * An implementation of {@link MysqlStateStore} backed by MySQL to store Dag.
+ *
+ * @param <T> state object type
+ **/
+public class MysqlDagStore<T extends State> extends MysqlStateStore<T> {

Review comment:
       Is there ever a scenario where we want to use the old dag state store?




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