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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.exec.physical.impl;
import java.time.Instant;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.OffsetDateTime;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import org.apache.drill.exec.expr.fn.impl.DateUtility;
import org.apache.drill.exec.rpc.user.QueryDataBatch;
import org.apache.drill.test.BaseTestQuery;
import org.apache.drill.test.TestBuilder;
import org.junit.Assert;
import org.junit.Test;
/**
* For DRILL-6242, output for Date, Time, Timestamp should use different classes
*/
public class TestNestedDateTimeTimestamp extends BaseTestQuery {
private static final String DATAFILE = "cp.`datetime.parquet`";
private static final Map<String, Object> expectedRecord = new TreeMap<String, Object>();
static {
/**
* Data in the parquet file represents this equivalent JSON, but with typed
* data, time, and timestamps: { "date" : "1970-01-11", "time" :
* "00:00:03.600", "timestamp" : "2018-03-23T17:40:52.123Z", "date_list" : [
* "1970-01-11" ], "time_list" : [ "00:00:03.600" ], "timestamp_list" : [
* "2018-03-23T17:40:52.123Z" ], "time_map" : { "date" : "1970-01-11",
* "time" : "00:00:03.600", "timestamp" : "2018-03-23T17:40:52.123Z" } }
*
* Note that when the above data is read in to Drill, Drill modifies the
* timestamp to local time zone, and preserving the <date> and <time>
* values. This effectively changes the timestamp, if the time zone is not
* UTC.
*/
LocalDate date = DateUtility.parseLocalDate("1970-01-11");
LocalTime time = DateUtility.parseLocalTime("00:00:03.600");
LocalDateTime timestamp = DateUtility.parseLocalDateTime("2018-03-23 17:40:52.123");
expectedRecord.put("`date`", date);
expectedRecord.put("`time`", time);
expectedRecord.put("`timestamp`", timestamp);
expectedRecord.put("`date_list`", Arrays.asList(date));
expectedRecord.put("`time_list`", Arrays.asList(time));
expectedRecord.put("`timestamp_list`", Arrays.asList(timestamp));
Map<String, Object> nestedMap = new TreeMap<String, Object>();
nestedMap.put("date", date);
nestedMap.put("time", time);
nestedMap.put("timestamp", timestamp);
expectedRecord.put("`time_map`", nestedMap);
}
/**
* Test reading of from the parquet file that contains nested time, date, and
* timestamp
*/
@Test
public void testNested() throws Exception {
String query = String.format("select * from %s limit 1", DATAFILE);
testBuilder().sqlQuery(query).ordered().baselineRecords(Arrays.asList(expectedRecord)).build().run();
}
/**
* Test timeofday() function.
*/
@Test
public void testTimeOfDay() throws Exception {
ZonedDateTime now = ZonedDateTime.now();
// check the time zone
testBuilder().sqlQuery("select substr(timeofday(),25) as n from (values(1))").ordered().baselineColumns("n")
.baselineValues(DateUtility.formatTimeStampTZ.format(now).substring(24)).build().run();
}
/**
* Test the textual display to make sure it is consistent with actual JSON
* output
*/
@Test
public void testNestedDateTimePrint() throws Exception {
List<QueryDataBatch> resultList = testSqlWithResults(String.format("select * from %s limit 1", DATAFILE));
String actual = getResultString(resultList, " | ");
final String expected = "date | time | timestamp | date_list | time_list | timestamp_list | time_map\n"
+ "1970-01-11 | 00:00:03.600 | 2018-03-23 17:40:52.123 | [\"1970-01-11\"] | [\"00:00:03.600\"] | [\"2018-03-23 17:40:52.123\"] | {\"date\":\"1970-01-11\",\"time\":\"00:00:03.600\",\"timestamp\":\"2018-03-23 17:40:52.123\"}";
Assert.assertEquals(expected.trim(), actual.trim());
}
/**
* Test the json output is consistent as before
*/
@Test
public void testNestedDateTimeCTASJson() throws Exception {
String query = String.format("select * from %s limit 1", DATAFILE);
String testName = "ctas_nested_datetime";
try {
test("alter session set store.format = 'json'");
test("alter session set store.json.extended_types = false");
test("use dfs.tmp");
test("create table " + testName + "_json as " + query);
final String readQuery = "select * from `" + testName + "_json` t1 ";
testBuilder().sqlQuery(readQuery).ordered().jsonBaselineFile("baseline_nested_datetime.json").build().run();
} finally {
test("drop table " + testName + "_json");
test("alter session reset store.format ");
test("alter session reset store.json.extended_types ");
}
}
/**
* Test the extended json output is consistent as before
*/
@Test
public void testNestedDateTimeCTASExtendedJson() throws Exception {
String query = String.format("select * from %s limit 1", DATAFILE);
String testName = "ctas_nested_datetime_extended";
try {
test("alter session set store.format = 'json'");
test("alter session set store.json.extended_types = true");
test("use dfs.tmp");
test("create table " + testName + "_json as " + query);
final String readQuery = "select * from `" + testName + "_json` t1 ";
testBuilder().sqlQuery(readQuery).ordered().jsonBaselineFile("datetime.parquet").build().run();
} finally {
test("drop table " + testName + "_json");
test("alter session reset store.format ");
test("alter session reset store.json.extended_types ");
}
}
/**
* Test parquet output is consistent as before
*/
@Test
public void testNestedDateTimeCTASParquet() throws Exception {
String query = String.format("select * from %s limit 1", DATAFILE);
String testName = "ctas_nested_datetime_extended";
try {
test("alter session set store.format = 'parquet'");
test("use dfs.tmp");
test("create table " + testName + "_parquet as " + query);
final String readQuery = "select * from `" + testName + "_parquet` t1 ";
testBuilder().sqlQuery(readQuery).ordered().jsonBaselineFile("datetime.parquet").build().run();
} finally {
test("drop table " + testName + "_parquet");
test("alter session reset store.format ");
}
}
/**
* Testing time zone change and revert
*/
@Test
public void testTimeZoneChangeAndReverse() throws Exception {
long timeMillis[] = new long[] { 864000000L, 3600L, 1521826852123L };
for (int i = 0; i < timeMillis.length; i++) {
OffsetDateTime time1 = OffsetDateTime.ofInstant(Instant.ofEpochMilli(timeMillis[i]), ZoneOffset.UTC);
OffsetDateTime time2 = time1.toLocalDateTime().atZone(ZoneOffset.systemDefault()).toOffsetDateTime();
OffsetDateTime time3 = time2.toLocalDateTime().atOffset(ZoneOffset.UTC);
Assert.assertEquals(time1.toString(), time3.toString());
Assert.assertEquals(time1.toString().substring(0, 16), time2.toString().substring(0, 16));
}
}
@Test
public void testDateUtilityParser() {
LocalDateTime timestamp3 = TestBuilder.convertToLocalDateTime("1970-01-01 00:00:00.000");
Assert.assertEquals(timestamp3,
ZonedDateTime.ofInstant(Instant.parse("1970-01-01T00:00:00Z"), ZoneOffset.systemDefault()).toLocalDateTime());
String in[] = new String[] {
"1970-01-01",
"1970-01-01 20:12:32",
"1970-01-01 20:12:32.32",
"1970-01-01 20:12:32.032",
"1970-01-01 20:12:32.32 +0800",
"1970-1-01",
"1970-01-1 2:12:32",
"1970-01-01 20:12:3.32",
"1970-01-01 20:12:32.032",
"1970-01-01 20:2:32.32 +0800" };
for (String i : in) {
LocalDateTime parsed = DateUtility.parseBest(i);
Assert.assertNotNull(parsed);
}
// parse iso parser
String isoTimestamp[] = new String[] {
"2015-03-12T21:54:31.809+0530",
"2015-03-12T21:54:31.809Z",
"2015-03-12T21:54:31.809-0000",
"2015-03-12T21:54:31.809-0800"
};
for (String s : isoTimestamp) {
OffsetDateTime t = OffsetDateTime.parse(s, DateUtility.isoFormatTimeStamp);
Assert.assertNotNull(t);
Assert.assertNotNull(DateUtility.isoFormatTimeStamp.format(t));
}
}
}
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