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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.drill;
import org.junit.Test;
public class TestCTASJson extends PlanTestBase {
static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestCTASJson.class);
@Test
/**
* Test a source json file that contains records that are maps with fields of all types.
* Some records have missing fields. CTAS should skip the missing fields
*/
public void testctas_alltypes_map() throws Exception {
String testName = "ctas_alltypes_map";
test("use dfs.tmp");
test("create table " + testName + "_json as select * from cp.`json/" + testName + ".json`");
final String query = "select * from `" + testName + "_json` t1 ";
try {
testBuilder()
.sqlQuery(query)
.ordered()
.jsonBaselineFile("json/" + testName + ".json")
.optionSettingQueriesForTestQuery("alter session set `store.format` = 'json' ")
.optionSettingQueriesForTestQuery("alter session set store.json.writer.skip_null_fields = true") // DEFAULT
.build()
.run();
} finally {
test("drop table " + testName + "_json");
test("alter session reset `store.format` ");
test("alter session reset store.json.writer.skip_null_fields ");
}
}
@Test
/**
* Test a source json file that contains records that are maps with fields of all types.
* Some records have missing fields. CTAS should NOT skip the missing fields
*/
public void testctas_alltypes_map_noskip() throws Exception {
String testName = "ctas_alltypes_map";
test("use dfs.tmp");
test("create table " + testName + "_json as select * from cp.`json/" + testName + ".json`");
final String query = "select * from `" + testName + "_json` t1 ";
try {
testBuilder()
.sqlQuery(query)
.ordered()
.jsonBaselineFile("json/" + testName + "_out.json")
.optionSettingQueriesForTestQuery("alter session set `store.format` = 'json' ")
.optionSettingQueriesForTestQuery("alter session set store.json.writer.skip_null_fields = false") // change from DEFAULT
.build()
.run();
} finally{
test("drop table " + testName + "_json" );
test("alter session reset `store.format` ");
test("alter session reset store.json.writer.skip_null_fields ");
}
}
@Test
/**
* Test a source json file that contains records that are maps with fields of all types.
* Some records have missing fields. CTAS should skip the missing fields
*/
public void testctas_alltypes_repeatedmap() throws Exception {
String testName = "ctas_alltypes_repeated_map";
test("use dfs.tmp");
test("create table " + testName + "_json as select * from cp.`json/" + testName + ".json`");
final String query = "select * from `" + testName + "_json` t1 ";
try {
testBuilder()
.sqlQuery(query)
.ordered()
.jsonBaselineFile("json/" + testName + ".json")
.optionSettingQueriesForTestQuery("alter session set `store.format` = 'json' ")
.optionSettingQueriesForTestQuery(
"alter session set store.json.writer.skip_null_fields = true") // DEFAULT
.build()
.run();
}finally{
test("drop table " + testName + "_json" );
test("alter session reset `store.format` ");
test("alter session reset store.json.writer.skip_null_fields ");
}
}
@Test
/**
* Test a source json file that contains records that are maps with fields of all types.
* Some records have missing fields. CTAS should NOT skip the missing fields
*/
public void testctas_alltypes_repeated_map_noskip() throws Exception {
String testName = "ctas_alltypes_repeated_map";
test("use dfs.tmp");
test("create table " + testName + "_json as select * from cp.`json/" + testName + ".json`");
final String query = "select * from `" + testName + "_json` t1 ";
try {
testBuilder()
.sqlQuery(query)
.ordered()
.jsonBaselineFile("json/" + testName + "_out.json")
.optionSettingQueriesForTestQuery("alter session set `store.format` = 'json' ")
.optionSettingQueriesForTestQuery(
"alter session set store.json.writer.skip_null_fields = false") // change from DEFAULT
.build()
.run();
} finally {
test("drop table " + testName + "_json" );
test("alter session reset `store.format` ");
test("alter session reset store.json.writer.skip_null_fields ");
}
}
}
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