Github user hyunsik commented on a diff in the pull request:
https://github.com/apache/tajo/pull/655#discussion_r35738078
--- Diff:
tajo-core/src/test/java/org/apache/tajo/engine/planner/TestJoinOrderAlgorithm.java
---
@@ -0,0 +1,184 @@
+/**
+ * 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.tajo.engine.planner;
+
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.tajo.LocalTajoTestingUtility;
+import org.apache.tajo.TajoConstants;
+import org.apache.tajo.TajoTestingCluster;
+import org.apache.tajo.algebra.Expr;
+import org.apache.tajo.catalog.*;
+import org.apache.tajo.catalog.proto.CatalogProtos.StoreType;
+import org.apache.tajo.catalog.statistics.TableStats;
+import org.apache.tajo.common.TajoDataTypes.Type;
+import org.apache.tajo.engine.function.FunctionLoader;
+import org.apache.tajo.engine.parser.SQLAnalyzer;
+import org.apache.tajo.engine.query.QueryContext;
+import org.apache.tajo.plan.LogicalOptimizer;
+import org.apache.tajo.plan.LogicalPlan;
+import org.apache.tajo.plan.LogicalPlanner;
+import org.apache.tajo.plan.logical.*;
+import org.apache.tajo.plan.util.PlannerUtil;
+import org.apache.tajo.storage.TablespaceManager;
+import org.apache.tajo.util.CommonTestingUtil;
+import org.apache.tajo.util.KeyValueSet;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import static org.apache.tajo.TajoConstants.DEFAULT_DATABASE_NAME;
+import static org.apache.tajo.TajoConstants.DEFAULT_TABLESPACE_NAME;
+import static org.junit.Assert.*;
+
+public class TestJoinOrderAlgorithm {
+
+ private static TajoTestingCluster util;
+ private static CatalogService catalog;
+ private static SQLAnalyzer sqlAnalyzer;
+ private static LogicalPlanner planner;
+ private static LogicalOptimizer optimizer;
+ private static QueryContext defaultContext;
+
+ @BeforeClass
+ public static void setUp() throws Exception {
+ util = new TajoTestingCluster();
+ util.startCatalogCluster();
+ catalog = util.getMiniCatalogCluster().getCatalog();
+ catalog.createTablespace(DEFAULT_TABLESPACE_NAME,
"hdfs://localhost:1234/warehouse");
+ catalog.createDatabase(DEFAULT_DATABASE_NAME, DEFAULT_TABLESPACE_NAME);
+ for (FunctionDesc funcDesc : FunctionLoader.findLegacyFunctions()) {
+ catalog.createFunction(funcDesc);
+ }
+
+ Schema schema = new Schema();
+ schema.addColumn("name", Type.TEXT);
+ schema.addColumn("empid", Type.INT4);
+ schema.addColumn("deptname", Type.TEXT);
+
+ Schema schema2 = new Schema();
+ schema2.addColumn("deptname", Type.TEXT);
+ schema2.addColumn("manager", Type.TEXT);
+
+ Schema schema3 = new Schema();
+ schema3.addColumn("deptname", Type.TEXT);
+ schema3.addColumn("score", Type.INT4);
+ schema3.addColumn("phone", Type.INT4);
+
+ TableMeta meta = CatalogUtil.newTableMeta("TEXT");
+ TableDesc people = new TableDesc(
+ CatalogUtil.buildFQName(TajoConstants.DEFAULT_DATABASE_NAME,
"employee"), schema, meta,
+ CommonTestingUtil.getTestDir().toUri());
+ catalog.createTable(people);
+
+ TableDesc student =
+ new TableDesc(
+ CatalogUtil.buildFQName(DEFAULT_DATABASE_NAME, "dept"),
schema2, "TEXT", new KeyValueSet(),
+ CommonTestingUtil.getTestDir().toUri());
+ catalog.createTable(student);
+
+ TableDesc score =
+ new TableDesc(
+ CatalogUtil.buildFQName(DEFAULT_DATABASE_NAME, "score"),
schema3, "TEXT", new KeyValueSet(),
+ CommonTestingUtil.getTestDir().toUri());
+ catalog.createTable(score);
+
+
///////////////////////////////////////////////////////////////////////////
+ // creating table for overflow in JoinOrderOptimizer.
+ Schema schema4 = new Schema();
+ schema4.addColumn("deptname", Type.TEXT);
+ schema4.addColumn("manager", Type.TEXT);
+ // Set store type as FAKEFILE to prevent auto update of physical
information in LogicalPlanner.updatePhysicalInfo()
+ TableMeta largeTableMeta = CatalogUtil.newTableMeta("FAKEFILE");
+ TableDesc largeDept;
+ TableStats largeTableStats;
+ FileSystem fs = FileSystem.getLocal(util.getConfiguration());
+ for (int i = 0; i < 6; i++) {
+ Path tablePath = new Path(CommonTestingUtil.getTestDir(), "" +
(i+1));
+ fs.create(tablePath);
+ largeDept =
+ new TableDesc(
+ CatalogUtil.buildFQName(DEFAULT_DATABASE_NAME,
"large_dept"+(i+1)), schema4, largeTableMeta,
+ tablePath.toUri());
+ largeTableStats = new TableStats();
+ largeTableStats.setNumBytes(1024L * 1024L * 1024L * 1024L * 1024L *
(i+1)); //1 PB * i
--- End diff --
You may use StorageUnit.PB?
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