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From GitBox <...@apache.org>
Subject [GitHub] [flink] KurtYoung commented on a change in pull request #8314: [FLINK-12365][table] Add stats related catalog APIs
Date Sun, 05 May 2019 23:24:45 GMT
KurtYoung commented on a change in pull request #8314: [FLINK-12365][table] Add stats related
catalog APIs
URL: https://github.com/apache/flink/pull/8314#discussion_r281043055

 File path: flink-table/flink-table-common/src/main/java/org/apache/flink/table/catalog/stats/CatalogTableStatistics.java
 @@ -0,0 +1,98 @@
+ * 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.flink.table.catalog.stats;
+import java.util.HashMap;
+import java.util.Map;
+ * Statistics for a non-partitioned table or a partition of a partitioned table.
+ */
+public class CatalogTableStatistics {
 Review comment:
   how about letting this class holding `CatalogColumnStatistics`? It will be easier when
converting catalog statistics to planner stats, we only need to pass in one variable. 

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