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/*
* 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.spark.sql.hive.thriftserver
import org.apache.spark.SparkFunSuite
import org.apache.spark.sql.types.{NullType, StructField, StructType}
class SparkExecuteStatementOperationSuite extends SparkFunSuite {
test("SPARK-17112 `select null` via JDBC triggers IllegalArgumentException in ThriftServer") {
val field1 = StructField("NULL", NullType)
val field2 = StructField("(IF(true, NULL, NULL))", NullType)
val tableSchema = StructType(Seq(field1, field2))
val columns = SparkExecuteStatementOperation.getTableSchema(tableSchema).getColumnDescriptors()
assert(columns.size() == 2)
assert(columns.get(0).getType() == org.apache.hive.service.cli.Type.NULL_TYPE)
assert(columns.get(1).getType() == org.apache.hive.service.cli.Type.NULL_TYPE)
}
}
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