io.trino.tests.product.hive.TestHiveBucketedTables Maven / Gradle / Ivy
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/*
* Licensed 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 io.trino.tests.product.hive;
import com.google.common.collect.ImmutableList;
import io.airlift.log.Logger;
import io.trino.tempto.Requirement;
import io.trino.tempto.Requirements;
import io.trino.tempto.RequirementsProvider;
import io.trino.tempto.configuration.Configuration;
import io.trino.tempto.fulfillment.table.MutableTableRequirement;
import io.trino.tempto.fulfillment.table.hive.HiveTableDefinition;
import io.trino.tempto.query.QueryResult;
import io.trino.testng.services.Flaky;
import io.trino.tests.product.hive.util.TemporaryHiveTable;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import java.util.List;
import java.util.Optional;
import java.util.regex.Pattern;
import static com.google.common.collect.Lists.cartesianProduct;
import static io.trino.tempto.assertions.QueryAssert.Row.row;
import static io.trino.tempto.assertions.QueryAssert.anyOf;
import static io.trino.tempto.assertions.QueryAssert.assertQueryFailure;
import static io.trino.tempto.fulfillment.table.MutableTableRequirement.State.CREATED;
import static io.trino.tempto.fulfillment.table.MutableTableRequirement.State.PREPARED;
import static io.trino.tempto.fulfillment.table.MutableTablesState.mutableTablesState;
import static io.trino.tempto.fulfillment.table.TableRequirements.immutableTable;
import static io.trino.tempto.fulfillment.table.hive.tpch.TpchTableDefinitions.NATION;
import static io.trino.tempto.query.QueryExecutor.param;
import static io.trino.testing.TestingNames.randomNameSuffix;
import static io.trino.tests.product.TestGroups.LARGE_QUERY;
import static io.trino.tests.product.TpchTableResults.TRINO_NATION_RESULT;
import static io.trino.tests.product.hive.BucketingType.BUCKETED_DEFAULT;
import static io.trino.tests.product.hive.BucketingType.BUCKETED_V1;
import static io.trino.tests.product.hive.BucketingType.BUCKETED_V2;
import static io.trino.tests.product.hive.util.TemporaryHiveTable.temporaryHiveTable;
import static io.trino.tests.product.utils.HadoopTestUtils.RETRYABLE_FAILURES_ISSUES;
import static io.trino.tests.product.utils.HadoopTestUtils.RETRYABLE_FAILURES_MATCH;
import static io.trino.tests.product.utils.QueryExecutors.onHive;
import static io.trino.tests.product.utils.QueryExecutors.onTrino;
import static io.trino.tests.product.utils.TableDefinitionUtils.mutableTableInstanceOf;
import static java.lang.String.format;
import static java.lang.String.join;
import static java.sql.JDBCType.VARCHAR;
import static java.util.stream.Collectors.joining;
import static org.assertj.core.api.Assertions.assertThat;
public class TestHiveBucketedTables
extends HiveProductTest
implements RequirementsProvider
{
private static final Logger log = Logger.get(TestHiveBucketedTables.class);
public static final HiveTableDefinition BUCKETED_NATION = bucketTableDefinition("bucket_nation", false, false);
public static final HiveTableDefinition BUCKETED_NATION_PREPARED = HiveTableDefinition.builder("bucket_nation_prepared")
.setCreateTableDDLTemplate("Table %NAME% should be only used with CTAS queries")
.setNoData()
.build();
public static final HiveTableDefinition BUCKETED_SORTED_NATION = bucketTableDefinition("bucketed_sorted_nation", true, false);
public static final HiveTableDefinition BUCKETED_PARTITIONED_NATION = bucketTableDefinition("bucketed_partitioned_nation", false, true);
private static HiveTableDefinition bucketTableDefinition(String tableName, boolean sorted, boolean partitioned)
{
return HiveTableDefinition.builder(tableName)
.setCreateTableDDLTemplate("CREATE TABLE %NAME%(" +
"n_nationkey BIGINT," +
"n_name STRING," +
"n_regionkey BIGINT," +
"n_comment STRING) " +
(partitioned ? "PARTITIONED BY (part_key STRING) " : " ") +
"CLUSTERED BY (n_regionkey) " +
(sorted ? "SORTED BY (n_regionkey) " : " ") +
"INTO 2 BUCKETS " +
"ROW FORMAT DELIMITED FIELDS TERMINATED BY '|' " +
"TBLPROPERTIES ('bucketing_version'='1')")
.setNoData()
.build();
}
@Override
public Requirement getRequirements(Configuration configuration)
{
return Requirements.compose(
MutableTableRequirement.builder(BUCKETED_PARTITIONED_NATION).withState(CREATED).build(),
MutableTableRequirement.builder(BUCKETED_NATION).withState(CREATED).build(),
MutableTableRequirement.builder(BUCKETED_NATION_PREPARED).withState(PREPARED).build(),
MutableTableRequirement.builder(BUCKETED_SORTED_NATION).withState(CREATED).build(),
immutableTable(NATION));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testSelectStar()
{
String tableName = mutableTableInstanceOf(BUCKETED_NATION).getNameInDatabase();
populateHiveTable(tableName, NATION.getName());
assertThat(onTrino().executeQuery("SELECT * FROM " + tableName)).matches(TRINO_NATION_RESULT);
}
@Test(groups = LARGE_QUERY)
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testIgnorePartitionBucketingIfNotBucketed()
{
String tableName = mutableTablesState().get(BUCKETED_PARTITIONED_NATION).getNameInDatabase();
populateHivePartitionedTable(tableName, NATION.getName(), "part_key = 'insert_1'");
populateHivePartitionedTable(tableName, NATION.getName(), "part_key = 'insert_2'");
onHive().executeQuery(format("ALTER TABLE %s NOT CLUSTERED", tableName));
assertThat(onTrino().executeQuery(format("SELECT count(DISTINCT n_nationkey), count(*) FROM %s", tableName)))
.hasRowsCount(1)
.contains(row(25, 50));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_nationkey = 1", tableName)))
.containsExactlyInOrder(row(2));
}
@Test(groups = LARGE_QUERY)
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testAllowMultipleFilesPerBucket()
{
String tableName = mutableTablesState().get(BUCKETED_PARTITIONED_NATION).getNameInDatabase();
for (int i = 0; i < 3; i++) {
populateHivePartitionedTable(tableName, NATION.getName(), "part_key = 'insert'");
}
assertThat(onTrino().executeQuery(format("SELECT count(DISTINCT n_nationkey), count(*) FROM %s", tableName)))
.hasRowsCount(1)
.contains(row(25, 75));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_nationkey = 1", tableName)))
.containsExactlyInOrder(row(3));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testSelectAfterMultipleInserts()
{
String tableName = mutableTableInstanceOf(BUCKETED_NATION).getNameInDatabase();
populateHiveTable(tableName, NATION.getName());
populateHiveTable(tableName, NATION.getName());
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_nationkey = 1", tableName)))
.containsExactlyInOrder(row(2));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey = 1", tableName)))
.containsExactlyInOrder(row(10));
assertThat(onTrino().executeQuery(format("SELECT n_regionkey, count(*) FROM %s GROUP BY n_regionkey", tableName)))
.containsOnly(row(0, 10), row(1, 10), row(2, 10), row(3, 10), row(4, 10));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s n JOIN %s n1 ON n.n_regionkey = n1.n_regionkey", tableName, tableName)))
.containsExactlyInOrder(row(500));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testSelectAfterMultipleInsertsForSortedTable()
{
String tableName = mutableTableInstanceOf(BUCKETED_SORTED_NATION).getNameInDatabase();
populateHiveTable(tableName, NATION.getName());
populateHiveTable(tableName, NATION.getName());
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_nationkey = 1", tableName)))
.containsExactlyInOrder(row(2));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey = 1", tableName)))
.containsExactlyInOrder(row(10));
assertThat(onTrino().executeQuery(format("SELECT n_regionkey, count(*) FROM %s GROUP BY n_regionkey", tableName)))
.containsOnly(row(0, 10), row(1, 10), row(2, 10), row(3, 10), row(4, 10));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s n JOIN %s n1 ON n.n_regionkey = n1.n_regionkey", tableName, tableName)))
.containsExactlyInOrder(row(500));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testSelectAfterMultipleInsertsForPartitionedTable()
{
String tableName = mutableTableInstanceOf(BUCKETED_PARTITIONED_NATION).getNameInDatabase();
populateHivePartitionedTable(tableName, NATION.getName(), "part_key = 'insert_1'");
populateHivePartitionedTable(tableName, NATION.getName(), "part_key = 'insert_2'");
populateHivePartitionedTable(tableName, NATION.getName(), "part_key = 'insert_1'");
populateHivePartitionedTable(tableName, NATION.getName(), "part_key = 'insert_2'");
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_nationkey = 1", tableName)))
.containsExactlyInOrder(row(4));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey = 1", tableName)))
.containsExactlyInOrder(row(20));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey = 1 AND part_key = 'insert_1'", tableName)))
.hasRowsCount(1)
.containsExactlyInOrder(row(10));
assertThat(onTrino().executeQuery(format("SELECT n_regionkey, count(*) FROM %s WHERE part_key = 'insert_2' GROUP BY n_regionkey", tableName)))
.containsOnly(row(0, 10), row(1, 10), row(2, 10), row(3, 10), row(4, 10));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s n JOIN %s n1 ON n.n_regionkey = n1.n_regionkey", tableName, tableName)))
.containsExactlyInOrder(row(2000));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s n JOIN %s n1 ON n.n_regionkey = n1.n_regionkey WHERE n.part_key = 'insert_1'", tableName, tableName)))
.containsExactlyInOrder(row(1000));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testSelectFromEmptyBucketedTableEmptyTablesAllowed()
{
String tableName = mutableTableInstanceOf(BUCKETED_NATION).getNameInDatabase();
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s", tableName)))
.containsExactlyInOrder(row(0));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testSelectFromIncompleteBucketedTableEmptyTablesAllowed()
{
String tableName = mutableTableInstanceOf(BUCKETED_NATION).getNameInDatabase();
populateRowToHiveTable(tableName, ImmutableList.of("2", "'name'", "2", "'comment'"), Optional.empty());
// insert one row into nation
assertThat(onTrino().executeQuery(format("SELECT count(*) from %s", tableName)))
.containsExactlyInOrder(row(1));
assertThat(onTrino().executeQuery(format("select n_nationkey from %s where n_regionkey = 2", tableName)))
.containsExactlyInOrder(row(2));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testInsertPartitionedBucketed()
{
String tableName = mutableTablesState().get(BUCKETED_NATION_PREPARED).getNameInDatabase();
String ctasQuery = "CREATE TABLE %s WITH (bucket_count = 4, bucketed_by = ARRAY['n_regionkey'], partitioned_by = ARRAY['part_key']) " +
"AS SELECT n_nationkey, n_name, n_regionkey, n_comment, n_name as part_key FROM %s";
onTrino().executeQuery(format(ctasQuery, tableName, NATION.getName()));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s", tableName))).containsExactlyInOrder(row(25));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey=0", tableName))).containsExactlyInOrder(row(5));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE part_key='ALGERIA'", tableName))).containsExactlyInOrder(row(1));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey=0 AND part_key='ALGERIA'", tableName))).containsExactlyInOrder(row(1));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testCreatePartitionedBucketedTableAsSelect()
{
String tableName = mutableTablesState().get(BUCKETED_PARTITIONED_NATION).getNameInDatabase();
onTrino().executeQuery(format("INSERT INTO %s SELECT n_nationkey, n_name, n_regionkey, n_comment, n_name FROM %s", tableName, NATION.getName()));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s", tableName))).containsExactlyInOrder(row(25));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey=0", tableName))).containsExactlyInOrder(row(5));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE part_key='ALGERIA'", tableName))).containsExactlyInOrder(row(1));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey=0 AND part_key='ALGERIA'", tableName))).containsExactlyInOrder(row(1));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testInsertIntoBucketedTables()
{
String tableName = mutableTablesState().get(BUCKETED_NATION).getNameInDatabase();
onTrino().executeQuery(format("INSERT INTO %s SELECT * FROM %s", tableName, NATION.getName()));
// make sure that insert will not overwrite existing data
onTrino().executeQuery(format("INSERT INTO %s SELECT * FROM %s", tableName, NATION.getName()));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s", tableName))).containsExactlyInOrder(row(50));
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey=0", tableName))).containsExactlyInOrder(row(10));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testCreateBucketedTableAsSelect()
{
String tableName = mutableTablesState().get(BUCKETED_NATION_PREPARED).getNameInDatabase();
// nations has 25 rows and NDV=5 for n_regionkey, setting bucket_count=10 will surely create empty buckets
onTrino().executeQuery(format("CREATE TABLE %s WITH (bucket_count = 10, bucketed_by = ARRAY['n_regionkey']) AS SELECT * FROM %s", tableName, NATION.getName()));
assertThat(onTrino().executeQuery(format("SELECT * FROM %s", tableName))).matches(TRINO_NATION_RESULT);
assertThat(onTrino().executeQuery(format("SELECT count(*) FROM %s WHERE n_regionkey=0", tableName))).containsExactlyInOrder(row(5));
}
@Test
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testBucketingVersion()
{
String value = "Trino rocks";
String bucketV1 = "000002_0";
String bucketV2Standard = "000001_0";
String bucketV2DirectInsert = "bucket_00001";
List bucketV1NameOptions = ImmutableList.of(bucketV1);
List bucketV2NameOptions = ImmutableList.of(bucketV2Standard, bucketV2DirectInsert);
testBucketingVersion(BUCKETED_DEFAULT, value, false, bucketV2NameOptions);
testBucketingVersion(BUCKETED_DEFAULT, value, true, bucketV2NameOptions);
testBucketingVersion(BUCKETED_V1, value, false, bucketV1NameOptions);
testBucketingVersion(BUCKETED_V1, value, true, bucketV1NameOptions);
testBucketingVersion(BUCKETED_V2, value, false, bucketV2NameOptions);
testBucketingVersion(BUCKETED_V2, value, true, bucketV2NameOptions);
}
@Test(dataProvider = "testBucketingWithUnsupportedDataTypesDataProvider")
@Flaky(issue = RETRYABLE_FAILURES_ISSUES, match = RETRYABLE_FAILURES_MATCH)
public void testBucketingWithUnsupportedDataTypes(BucketingType bucketingType, String columnToBeBucketed)
{
try (TemporaryHiveTable table = temporaryHiveTable("table_with_unsupported_bucketing_types_" + randomNameSuffix())) {
String tableName = table.getName();
onHive().executeQuery(format("CREATE TABLE %s (" +
"n_integer INT," +
"n_decimal DECIMAL(9, 2)," +
"n_timestamp TIMESTAMP," +
"n_char CHAR(10)," +
"n_binary BINARY," +
"n_union UNIONTYPE," +
"n_struct STRUCT) " +
"CLUSTERED BY (%s) INTO 2 BUCKETS " +
"STORED AS ORC " +
"%s",
tableName,
columnToBeBucketed,
hiveTableProperties(bucketingType)));
QueryResult showCreateTableResult = onTrino().executeQuery("SHOW CREATE TABLE " + tableName);
assertThat(showCreateTableResult)
.hasRowsCount(1);
assertThat((String) showCreateTableResult.getOnlyValue())
.matches(Pattern.compile(format("\\QCREATE TABLE hive.default.%s (\n" +
" n_integer integer,\n" +
" n_decimal decimal(9, 2),\n" +
" n_timestamp timestamp(3),\n" +
" n_char char(10),\n" +
" n_binary varbinary,\n" +
" n_union ROW(tag tinyint, field0 integer, field1 varchar),\n" +
" n_struct ROW(field1 integer, field2 varchar)\n" +
")\n" +
"WITH (\\E(?s:.*)" +
"bucket_count = 2,\n(?s:.*)" +
"bucketed_by = ARRAY\\['%s'\\],\n(?s:.*)" +
"bucketing_version = %s,(?s:.*)",
tableName,
Pattern.quote(columnToBeBucketed),
getExpectedBucketVersion(bucketingType))));
populateRowToHiveTable(
tableName,
ImmutableList.builder()
.add("1")
.add("CAST(1 AS DECIMAL(9, 2))")
.add("CAST('2015-01-01T00:01:00.15' AS TIMESTAMP)")
.add("'char value'")
.add("unhex('00010203')")
.add("create_union(0, 1, 'union value')")
.add("named_struct('field1', 1, 'field2', 'Field2')")
.build(),
Optional.empty());
assertThat(onTrino().executeQuery(format("SELECT * FROM %s", tableName)))
.hasRowsCount(1);
assertQueryFailure(() -> onTrino().executeQuery("SELECT \"$bucket\" FROM " + tableName))
.hasMessageMatching("Query failed \\(#\\w+\\):\\Q line 1:8: Column '$bucket' cannot be resolved");
assertQueryFailure(() -> onTrino().executeQuery(format("INSERT INTO %s(n_integer) VALUES (1)", tableName)))
.hasMessageMatching("Query failed \\(#\\w+\\): Cannot write to a table bucketed on an unsupported type");
String newTableName = "new_" + tableName;
assertQueryFailure(() -> onTrino().executeQuery(format("CREATE TABLE %s (LIKE %s INCLUDING PROPERTIES)", newTableName, tableName)))
.hasMessageMatching("Query failed \\(#\\w+\\): Cannot create a table bucketed on an unsupported type");
assertQueryFailure(() -> onTrino().executeQuery(format("CREATE TABLE %s (" +
"n_integer integer," +
"n_decimal decimal(9, 2)," +
"n_timestamp timestamp(3)," +
"n_char char(10)," +
"n_binary varbinary," +
"n_union ROW(tag tinyint, field0 integer, field1 varchar)," +
"n_struct ROW(field1 integer, field2 varchar)) " +
"WITH (" +
" bucketed_by = ARRAY['%s']," +
" bucket_count = 2" +
")",
newTableName,
columnToBeBucketed)))
.hasMessageMatching("Query failed \\(#\\w+\\): Cannot create a table bucketed on an unsupported type");
assertQueryFailure(() -> onTrino()
.executeQuery(format(
"CREATE TABLE %s WITH (%s) AS SELECT * FROM %s",
newTableName,
bucketingType.getTrinoTableProperties(columnToBeBucketed, 2).stream().collect(joining(",")),
tableName)))
.hasMessageMatching("Query failed \\(#\\w+\\): Cannot create a table bucketed on an unsupported type");
}
}
@DataProvider
public static Object[][] testBucketingWithUnsupportedDataTypesDataProvider()
{
return cartesianProduct(
ImmutableList.of(BUCKETED_DEFAULT, BUCKETED_V1, BUCKETED_V2),
ImmutableList.builder()
.add("n_decimal")
.add("n_timestamp")
.add("n_char")
.add("n_binary")
.add("n_union")
.add("n_struct")
.build()).stream()
.map(List::toArray)
.toArray(Object[][]::new);
}
private void testBucketingVersion(BucketingType bucketingType, String value, boolean insertWithTrino, List expectedFileNameOptions)
{
log.info("Testing with bucketingType=%s, value='%s', insertWithTrino=%s, expectedFileNamePossibilites=%s", bucketingType, value, insertWithTrino, expectedFileNameOptions);
onHive().executeQuery("DROP TABLE IF EXISTS test_bucketing_version");
onHive().executeQuery("" +
"CREATE TABLE test_bucketing_version(a string) " +
bucketingType.getHiveClustering("a", 4) + " " +
"STORED AS ORC " +
hiveTableProperties(bucketingType));
if (insertWithTrino) {
onTrino().executeQuery("INSERT INTO test_bucketing_version(a) VALUES (?)", param(VARCHAR, value));
}
else {
onHive().executeQuery("SET hive.enforce.bucketing = true");
onHive().executeQuery("INSERT INTO test_bucketing_version(a) VALUES ('" + value + "')");
}
assertThat(onTrino().executeQuery("SELECT a, regexp_extract(\"$path\", '^.*/([^_/]+_[^_/]+)(_[^/]+)?$', 1) FROM test_bucketing_version"))
.containsOnly(row(value, anyOf(expectedFileNameOptions.toArray())));
}
private String hiveTableProperties(BucketingType bucketingType)
{
ImmutableList.Builder tableProperties = ImmutableList.builder();
tableProperties.add("'transactional'='false'");
tableProperties.addAll(bucketingType.getHiveTableProperties());
return "TBLPROPERTIES(" + join(",", tableProperties.build()) + ")";
}
private String getExpectedBucketVersion(BucketingType bucketingType)
{
switch (bucketingType) {
case BUCKETED_DEFAULT:
return "2";
case BUCKETED_V1:
return "1";
case BUCKETED_V2:
return "2";
default:
throw new UnsupportedOperationException("Not supported for " + bucketingType);
}
}
private static void populateRowToHiveTable(String destination, List values, Optional partition)
{
String queryStatement = "INSERT INTO TABLE " + destination +
(partition.isPresent() ? format(" PARTITION (%s) ", partition.get()) : " ") +
"SELECT " + join(",", values) + " FROM (SELECT 'foo') x";
onHive().executeQuery("set hive.enforce.bucketing = true");
onHive().executeQuery("set hive.enforce.sorting = true");
onHive().executeQuery(queryStatement);
}
private static void populateHivePartitionedTable(String destination, String source, String partition)
{
String queryStatement = format("INSERT INTO TABLE %s PARTITION (%s) SELECT * FROM %s", destination, partition, source);
onHive().executeQuery("set hive.enforce.bucketing = true");
onHive().executeQuery("set hive.enforce.sorting = true");
onHive().executeQuery(queryStatement);
}
private static void populateHiveTable(String destination, String source)
{
onHive().executeQuery("set hive.enforce.bucketing = true");
onHive().executeQuery("set hive.enforce.sorting = true");
onHive().executeQuery(format("INSERT INTO TABLE %s SELECT * FROM %s", destination, source));
}
}