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Subject [GitHub] [flink] StephanEwen commented on a change in pull request #10239: [Flink-11491][Test] Support all TPC-DS queries
Date Thu, 21 Nov 2019 11:51:50 GMT
StephanEwen commented on a change in pull request #10239: [Flink-11491][Test] Support all TPC-DS
queries
URL: https://github.com/apache/flink/pull/10239#discussion_r349038877
 
 

 ##########
 File path: flink-end-to-end-tests/flink-tpcds-test/src/main/java/org/apache/flink/table/tpcds/stats/TpcdsStatsProvider.java
 ##########
 @@ -0,0 +1,716 @@
+/*
+ * 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.tpcds.stats;
+
+import org.apache.flink.table.api.TableEnvironment;
+import org.apache.flink.table.catalog.stats.CatalogColumnStatistics;
+import org.apache.flink.table.catalog.stats.CatalogColumnStatisticsDataBase;
+import org.apache.flink.table.catalog.stats.CatalogColumnStatisticsDataDate;
+import org.apache.flink.table.catalog.stats.CatalogColumnStatisticsDataDouble;
+import org.apache.flink.table.catalog.stats.CatalogColumnStatisticsDataLong;
+import org.apache.flink.table.catalog.stats.CatalogColumnStatisticsDataString;
+import org.apache.flink.table.catalog.stats.CatalogTableStatistics;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Table statistics information for TPC-DS qualification test, TPC-DS tool version is v2.11.0.
+ * The test data scale is 1G, and random seed is 19620718 which strictly follows TPC-DS standard.
+ */
+public class TpcdsStatsProvider {
+
+	private static CatalogTableStats catalogsalesCatalogTableStats;
 
 Review comment:
   Similar as above, would encourage the use of a static factory method, rather than a static
initializer block.

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