| /* |
| * 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.carbondata.spark.testsuite.singlevaluerow |
| |
| import org.scalatest.BeforeAndAfterAll |
| import org.apache.carbondata.core.constants.CarbonCommonConstants |
| import org.apache.carbondata.core.util.CarbonProperties |
| import org.apache.spark.sql.test.util.QueryTest |
| |
| class TestEmptyRows extends QueryTest with BeforeAndAfterAll { |
| |
| override def beforeAll { |
| sql("drop table if exists emptyRowCarbonTable") |
| sql("drop table if exists emptyRowHiveTable") |
| |
| sql( |
| "create table if not exists emptyRowCarbonTable (eid int,ename String,sal decimal,presal " + |
| "decimal,comm decimal" + |
| "(37,37),deptno decimal(18,2),Desc String) STORED AS carbondata" |
| ) |
| sql( |
| "create table if not exists emptyRowHiveTable(eid int,ename String,sal decimal,presal " + |
| "decimal,comm " + |
| "decimal(37,37),deptno decimal(18,2),Desc String)row format delimited fields " + |
| "terminated by ','" |
| ) |
| CarbonProperties.getInstance() |
| .addProperty(CarbonCommonConstants.CARBON_TIMESTAMP_FORMAT, "yyyy/MM/dd") |
| val csvFilePath = s"$resourcesPath/emptyrow/emptyRows.csv" |
| |
| sql( |
| s"""LOAD DATA INPATH '$csvFilePath' INTO table emptyRowCarbonTable OPTIONS('DELIMITER'=',','QUOTECHAR'='"','FILEHEADER'='eid,ename,sal,presal,comm,deptno,Desc')""") |
| |
| sql( |
| "LOAD DATA LOCAL INPATH '" + csvFilePath + "' into table " + |
| "emptyRowHiveTable" |
| ) |
| } |
| |
| test("select eid from table") { |
| checkAnswer( |
| sql("select eid from emptyRowCarbonTable"), |
| sql("select eid from emptyRowHiveTable") |
| ) |
| } |
| |
| test("select Desc from emptyRowTable") { |
| checkAnswer( |
| sql("select Desc from emptyRowCarbonTable"), |
| sql("select Desc from emptyRowHiveTable") |
| ) |
| } |
| |
| test("select count(Desc) from emptyRowTable") { |
| checkAnswer( |
| sql("select count(Desc) from emptyRowCarbonTable"), |
| sql("select count(Desc) from emptyRowHiveTable") |
| ) |
| } |
| |
| test("select count(distinct Desc) from emptyRowTable") { |
| checkAnswer( |
| sql("select count(distinct Desc) from emptyRowCarbonTable"), |
| sql("select count(distinct Desc) from emptyRowHiveTable") |
| ) |
| } |
| |
| override def afterAll { |
| CarbonProperties.getInstance() |
| .addProperty(CarbonCommonConstants.CARBON_TIMESTAMP_FORMAT, |
| CarbonCommonConstants.CARBON_TIMESTAMP_DEFAULT_FORMAT) |
| sql("drop table emptyRowCarbonTable") |
| sql("drop table emptyRowHiveTable") |
| } |
| } |