| /* |
| * 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.beam.sdk.extensions.sql; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import org.apache.beam.sdk.extensions.sql.meta.provider.text.TextTableProvider; |
| import org.apache.beam.sdk.extensions.sql.meta.store.InMemoryMetaStore; |
| import org.apache.calcite.sql.parser.SqlParseException; |
| import org.apache.calcite.tools.RelConversionException; |
| import org.apache.calcite.tools.ValidationException; |
| import org.junit.Before; |
| import org.junit.Ignore; |
| |
| /** UnitTest for Explain Plan. */ |
| public class BeamSqlExplainTest { |
| private InMemoryMetaStore metaStore; |
| private BeamSqlCli cli; |
| |
| @Before |
| public void setUp() throws SqlParseException, RelConversionException, ValidationException { |
| metaStore = new InMemoryMetaStore(); |
| metaStore.registerProvider(new TextTableProvider()); |
| cli = new BeamSqlCli().metaStore(metaStore); |
| |
| cli.execute( |
| "CREATE EXTERNAL TABLE person (\n" |
| + "id int COMMENT 'id', \n" |
| + "name varchar COMMENT 'name', \n" |
| + "age int COMMENT 'age') \n" |
| + "TYPE 'text' \n" |
| + "COMMENT '' "); |
| |
| cli.execute( |
| "CREATE EXTERNAL TABLE A (\n" |
| + "c1 int COMMENT 'c1',\n" |
| + "c2 int COMMENT 'c2')\n" |
| + "TYPE 'text'\n" |
| + "COMMENT '' "); |
| |
| cli.execute( |
| "CREATE EXTERNAL TABLE B (\n" |
| + "c1 int COMMENT 'c1',\n" |
| + "c2 int COMMENT 'c2')\n" |
| + "TYPE 'text'\n" |
| + "COMMENT '' "); |
| } |
| |
| // TODO: (BEAM-4561) 5/30/2017 The test here is too fragile. |
| @Ignore |
| public void testExplainCommaJoin() { |
| String plan = cli.explainQuery("SELECT A.c1, B.c2 FROM A, B WHERE A.c1 = B.c2 AND A.c1 > 0"); |
| |
| assertEquals( |
| "BeamCalcRel(expr#0..3=[{inputs}], c1=[$t0], c2=[$t3])\n" |
| + " BeamJoinRel(condition=[=($0, $3)], joinType=[inner])\n" |
| + " BeamCalcRel(expr#0..1=[{inputs}], expr#2=[0], expr#3=[>($t0, $t2)]," |
| + " proj#0..1=[{exprs}], $condition=[$t3])\n" |
| + " BeamIOSourceRel(table=[[beam, A]])\n" |
| + " BeamIOSourceRel(table=[[beam, B]])\n", |
| plan); |
| } |
| } |