/*
* 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 com.facebook.presto.jdbc;
import com.facebook.presto.execution.QueryState;
import com.facebook.presto.plugin.blackhole.BlackHolePlugin;
import com.facebook.presto.server.testing.TestingPrestoServer;
import com.facebook.presto.spi.type.BigintType;
import com.facebook.presto.spi.type.BooleanType;
import com.facebook.presto.spi.type.DateType;
import com.facebook.presto.spi.type.DoubleType;
import com.facebook.presto.spi.type.IntegerType;
import com.facebook.presto.spi.type.RealType;
import com.facebook.presto.spi.type.SmallintType;
import com.facebook.presto.spi.type.TimeType;
import com.facebook.presto.spi.type.TimeWithTimeZoneType;
import com.facebook.presto.spi.type.TimeZoneKey;
import com.facebook.presto.spi.type.TimestampType;
import com.facebook.presto.spi.type.TimestampWithTimeZoneType;
import com.facebook.presto.spi.type.TinyintType;
import com.facebook.presto.spi.type.Type;
import com.facebook.presto.spi.type.VarbinaryType;
import com.facebook.presto.tpch.TpchMetadata;
import com.facebook.presto.tpch.TpchPlugin;
import com.facebook.presto.type.ArrayType;
import com.facebook.presto.type.ColorType;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import io.airlift.log.Logging;
import io.airlift.units.Duration;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
import java.math.BigDecimal;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.Date;
import java.sql.Driver;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.SQLFeatureNotSupportedException;
import java.sql.Statement;
import java.sql.Time;
import java.sql.Timestamp;
import java.sql.Types;
import java.util.ArrayList;
import java.util.GregorianCalendar;
import java.util.List;
import java.util.Set;
import java.util.TimeZone;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicReference;
import static com.facebook.presto.execution.QueryState.FAILED;
import static com.facebook.presto.spi.type.CharType.createCharType;
import static com.facebook.presto.spi.type.DecimalType.createDecimalType;
import static com.facebook.presto.spi.type.VarcharType.createUnboundedVarcharType;
import static com.facebook.presto.spi.type.VarcharType.createVarcharType;
import static io.airlift.concurrent.Threads.daemonThreadsNamed;
import static io.airlift.testing.Assertions.assertInstanceOf;
import static io.airlift.testing.Assertions.assertLessThan;
import static io.airlift.units.Duration.nanosSince;
import static java.lang.Float.POSITIVE_INFINITY;
import static java.lang.String.format;
import static java.nio.charset.StandardCharsets.UTF_8;
import static java.util.Arrays.asList;
import static java.util.Objects.requireNonNull;
import static java.util.concurrent.Executors.newCachedThreadPool;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static java.util.stream.Collectors.toList;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertNotNull;
import static org.testng.Assert.assertNull;
import static org.testng.Assert.assertTrue;
import static org.testng.Assert.fail;
public class TestPrestoDriver
{
private static final DateTimeZone ASIA_ORAL_ZONE = DateTimeZone.forID("Asia/Oral");
private static final GregorianCalendar ASIA_ORAL_CALENDAR = new GregorianCalendar(ASIA_ORAL_ZONE.toTimeZone());
private static final String TEST_CATALOG = "test_catalog";
private TestingPrestoServer server;
private ExecutorService executorService;
@BeforeClass
public void setup()
throws Exception
{
Logging.initialize();
server = new TestingPrestoServer();
server.installPlugin(new TpchPlugin());
server.createCatalog(TEST_CATALOG, "tpch");
server.installPlugin(new BlackHolePlugin());
server.createCatalog("blackhole", "blackhole");
waitForNodeRefresh(server);
setupTestTables();
executorService = newCachedThreadPool(daemonThreadsNamed("test-%s"));
}
private static void waitForNodeRefresh(TestingPrestoServer server)
throws InterruptedException
{
long start = System.nanoTime();
while (server.refreshNodes().getActiveNodes().size() < 1) {
assertLessThan(nanosSince(start), new Duration(10, SECONDS));
MILLISECONDS.sleep(10);
}
}
private void setupTestTables()
throws SQLException
{
try (Connection connection = createConnection("blackhole", "blackhole");
Statement statement = connection.createStatement()) {
assertEquals(statement.executeUpdate("CREATE TABLE test_table (x bigint)"), 0);
}
}
@AfterClass(alwaysRun = true)
public void teardown()
throws Exception
{
closeQuietly(server);
executorService.shutdownNow();
}
@Test
public void testDriverManager()
throws Exception
{
try (Connection connection = createConnection()) {
try (Statement statement = connection.createStatement()) {
try (ResultSet rs = statement.executeQuery("" +
"SELECT " +
" 123 _integer" +
", 12300000000 _bigint" +
", 'foo' _varchar" +
", 0.1 _double" +
", true _boolean" +
", cast('hello' as varbinary) _varbinary" +
", DECIMAL '1234567890.1234567' _decimal_short" +
", DECIMAL '.12345678901234567890123456789012345678' _decimal_long" +
", approx_set(42) _hll" +
", cast('foo' as char(5)) _char")) {
ResultSetMetaData metadata = rs.getMetaData();
assertEquals(metadata.getColumnCount(), 10);
assertEquals(metadata.getColumnLabel(1), "_integer");
assertEquals(metadata.getColumnType(1), Types.INTEGER);
assertEquals(metadata.getColumnLabel(2), "_bigint");
assertEquals(metadata.getColumnType(2), Types.BIGINT);
assertEquals(metadata.getColumnLabel(3), "_varchar");
assertEquals(metadata.getColumnType(3), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(4), "_double");
assertEquals(metadata.getColumnType(4), Types.DOUBLE);
assertEquals(metadata.getColumnLabel(5), "_boolean");
assertEquals(metadata.getColumnType(5), Types.BOOLEAN);
assertEquals(metadata.getColumnLabel(6), "_varbinary");
assertEquals(metadata.getColumnType(6), Types.LONGVARBINARY);
assertEquals(metadata.getColumnLabel(7), "_decimal_short");
assertEquals(metadata.getColumnType(7), Types.DECIMAL);
assertEquals(metadata.getColumnLabel(8), "_decimal_long");
assertEquals(metadata.getColumnType(8), Types.DECIMAL);
assertEquals(metadata.getColumnLabel(9), "_hll");
assertEquals(metadata.getColumnType(9), Types.JAVA_OBJECT);
assertEquals(metadata.getColumnLabel(10), "_char");
assertEquals(metadata.getColumnType(10), Types.CHAR);
assertTrue(rs.next());
assertEquals(rs.getObject(1), 123);
assertEquals(rs.getObject("_integer"), 123);
assertEquals(rs.getInt(1), 123);
assertEquals(rs.getInt("_integer"), 123);
assertEquals(rs.getLong(1), 123L);
assertEquals(rs.getLong("_integer"), 123L);
assertEquals(rs.getObject(2), 12300000000L);
assertEquals(rs.getObject("_bigint"), 12300000000L);
assertEquals(rs.getLong(2), 12300000000L);
assertEquals(rs.getLong("_bigint"), 12300000000L);
assertEquals(rs.getObject(3), "foo");
assertEquals(rs.getObject("_varchar"), "foo");
assertEquals(rs.getString(3), "foo");
assertEquals(rs.getString("_varchar"), "foo");
assertEquals(rs.getObject(4), 0.1);
assertEquals(rs.getObject("_double"), 0.1);
assertEquals(rs.getDouble(4), 0.1);
assertEquals(rs.getDouble("_double"), 0.1);
assertEquals(rs.getObject(5), true);
assertEquals(rs.getObject("_boolean"), true);
assertEquals(rs.getBoolean(5), true);
assertEquals(rs.getBoolean("_boolean"), true);
assertEquals(rs.getByte("_boolean"), 1);
assertEquals(rs.getShort("_boolean"), 1);
assertEquals(rs.getInt("_boolean"), 1);
assertEquals(rs.getLong("_boolean"), 1L);
assertEquals(rs.getFloat("_boolean"), 1.0f);
assertEquals(rs.getDouble("_boolean"), 1.0);
assertEquals(rs.getObject(6), "hello".getBytes(UTF_8));
assertEquals(rs.getObject("_varbinary"), "hello".getBytes(UTF_8));
assertEquals(rs.getBytes(6), "hello".getBytes(UTF_8));
assertEquals(rs.getBytes("_varbinary"), "hello".getBytes(UTF_8));
assertEquals(rs.getObject(7), new BigDecimal("1234567890.1234567"));
assertEquals(rs.getObject("_decimal_short"), new BigDecimal("1234567890.1234567"));
assertEquals(rs.getBigDecimal(7), new BigDecimal("1234567890.1234567"));
assertEquals(rs.getBigDecimal("_decimal_short"), new BigDecimal("1234567890.1234567"));
assertEquals(rs.getBigDecimal(7, 1), new BigDecimal("1234567890.1"));
assertEquals(rs.getBigDecimal("_decimal_short", 1), new BigDecimal("1234567890.1"));
assertEquals(rs.getObject(8), new BigDecimal(".12345678901234567890123456789012345678"));
assertEquals(rs.getObject("_decimal_long"), new BigDecimal(".12345678901234567890123456789012345678"));
assertEquals(rs.getBigDecimal(8), new BigDecimal(".12345678901234567890123456789012345678"));
assertEquals(rs.getBigDecimal("_decimal_long"), new BigDecimal(".12345678901234567890123456789012345678"));
assertEquals(rs.getBigDecimal(8, 6), new BigDecimal(".123457"));
assertEquals(rs.getBigDecimal("_decimal_long", 6), new BigDecimal(".123457"));
assertInstanceOf(rs.getObject(9), byte[].class);
assertInstanceOf(rs.getObject("_hll"), byte[].class);
assertInstanceOf(rs.getBytes(9), byte[].class);
assertInstanceOf(rs.getBytes("_hll"), byte[].class);
assertEquals(rs.getObject(10), "foo ");
assertEquals(rs.getObject("_char"), "foo ");
assertEquals(rs.getString(10), "foo ");
assertEquals(rs.getString("_char"), "foo ");
assertFalse(rs.next());
}
}
}
}
@Test
public void testTypes()
throws Exception
{
try (Connection connection = createConnection()) {
try (Statement statement = connection.createStatement()) {
try (ResultSet rs = statement.executeQuery("SELECT " +
" TIME '3:04:05' as a" +
", TIME '6:07:08 +06:17' as b" +
", TIME '9:10:11 Europe/Berlin' as c" +
", TIMESTAMP '2001-02-03 3:04:05' as d" +
", TIMESTAMP '2004-05-06 6:07:08 +06:17' as e" +
", TIMESTAMP '2007-08-09 9:10:11 Europe/Berlin' as f" +
", DATE '2013-03-22' as g" +
", INTERVAL '123-11' YEAR TO MONTH as h" +
", INTERVAL '11 22:33:44.555' DAY TO SECOND as i" +
", REAL '123.45' as j" +
", REAL 'Infinity' as k" +
"")) {
assertTrue(rs.next());
assertEquals(rs.getTime(1), new Time(new DateTime(1970, 1, 1, 3, 4, 5).getMillis()));
assertEquals(rs.getTime(1, ASIA_ORAL_CALENDAR), new Time(new DateTime(1970, 1, 1, 3, 4, 5, ASIA_ORAL_ZONE).getMillis()));
assertEquals(rs.getObject(1), new Time(new DateTime(1970, 1, 1, 3, 4, 5).getMillis()));
assertEquals(rs.getTime("a"), new Time(new DateTime(1970, 1, 1, 3, 4, 5).getMillis()));
assertEquals(rs.getTime("a", ASIA_ORAL_CALENDAR), new Time(new DateTime(1970, 1, 1, 3, 4, 5, ASIA_ORAL_ZONE).getMillis()));
assertEquals(rs.getObject("a"), new Time(new DateTime(1970, 1, 1, 3, 4, 5).getMillis()));
assertEquals(rs.getTime(2), new Time(new DateTime(1970, 1, 1, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getTime(2, ASIA_ORAL_CALENDAR), new Time(new DateTime(1970, 1, 1, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getObject(2), new Time(new DateTime(1970, 1, 1, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getTime("b"), new Time(new DateTime(1970, 1, 1, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getTime("b", ASIA_ORAL_CALENDAR), new Time(new DateTime(1970, 1, 1, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getObject("b"), new Time(new DateTime(1970, 1, 1, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getTime(3), new Time(new DateTime(1970, 1, 1, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getTime(3, ASIA_ORAL_CALENDAR), new Time(new DateTime(1970, 1, 1, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getObject(3), new Time(new DateTime(1970, 1, 1, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getTime("c"), new Time(new DateTime(1970, 1, 1, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getTime("c", ASIA_ORAL_CALENDAR), new Time(new DateTime(1970, 1, 1, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getObject("c"), new Time(new DateTime(1970, 1, 1, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getTimestamp(4), new Timestamp(new DateTime(2001, 2, 3, 3, 4, 5).getMillis()));
assertEquals(rs.getTimestamp(4, ASIA_ORAL_CALENDAR), new Timestamp(new DateTime(2001, 2, 3, 3, 4, 5, ASIA_ORAL_ZONE).getMillis()));
assertEquals(rs.getObject(4), new Timestamp(new DateTime(2001, 2, 3, 3, 4, 5).getMillis()));
assertEquals(rs.getTimestamp("d"), new Timestamp(new DateTime(2001, 2, 3, 3, 4, 5).getMillis()));
assertEquals(rs.getTimestamp("d", ASIA_ORAL_CALENDAR), new Timestamp(new DateTime(2001, 2, 3, 3, 4, 5, ASIA_ORAL_ZONE).getMillis()));
assertEquals(rs.getObject("d"), new Timestamp(new DateTime(2001, 2, 3, 3, 4, 5).getMillis()));
assertEquals(rs.getTimestamp(5), new Timestamp(new DateTime(2004, 5, 6, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getTimestamp(5, ASIA_ORAL_CALENDAR), new Timestamp(new DateTime(2004, 5, 6, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getObject(5), new Timestamp(new DateTime(2004, 5, 6, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getTimestamp("e"), new Timestamp(new DateTime(2004, 5, 6, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getTimestamp("e", ASIA_ORAL_CALENDAR), new Timestamp(new DateTime(2004, 5, 6, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getObject("e"), new Timestamp(new DateTime(2004, 5, 6, 6, 7, 8, DateTimeZone.forOffsetHoursMinutes(6, 17)).getMillis()));
assertEquals(rs.getTimestamp(6), new Timestamp(new DateTime(2007, 8, 9, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getTimestamp(6, ASIA_ORAL_CALENDAR), new Timestamp(new DateTime(2007, 8, 9, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getObject(6), new Timestamp(new DateTime(2007, 8, 9, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getTimestamp("f"), new Timestamp(new DateTime(2007, 8, 9, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getTimestamp("f", ASIA_ORAL_CALENDAR), new Timestamp(new DateTime(2007, 8, 9, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getObject("f"), new Timestamp(new DateTime(2007, 8, 9, 9, 10, 11, DateTimeZone.forID("Europe/Berlin")).getMillis()));
assertEquals(rs.getDate(7), new Date(new DateTime(2013, 3, 22, 0, 0).getMillis()));
assertEquals(rs.getDate(7, ASIA_ORAL_CALENDAR), new Date(new DateTime(2013, 3, 22, 0, 0, ASIA_ORAL_ZONE).getMillis()));
assertEquals(rs.getObject(7), new Date(new DateTime(2013, 3, 22, 0, 0).getMillis()));
assertEquals(rs.getDate("g"), new Date(new DateTime(2013, 3, 22, 0, 0).getMillis()));
assertEquals(rs.getDate("g", ASIA_ORAL_CALENDAR), new Date(new DateTime(2013, 3, 22, 0, 0, ASIA_ORAL_ZONE).getMillis()));
assertEquals(rs.getObject("g"), new Date(new DateTime(2013, 3, 22, 0, 0).getMillis()));
assertEquals(rs.getObject(8), new PrestoIntervalYearMonth(123, 11));
assertEquals(rs.getObject("h"), new PrestoIntervalYearMonth(123, 11));
assertEquals(rs.getObject(9), new PrestoIntervalDayTime(11, 22, 33, 44, 555));
assertEquals(rs.getObject("i"), new PrestoIntervalDayTime(11, 22, 33, 44, 555));
assertEquals(rs.getFloat(10), 123.45f);
assertEquals(rs.getObject(10), 123.45f);
assertEquals(rs.getFloat("j"), 123.45f);
assertEquals(rs.getObject("j"), 123.45f);
assertEquals(rs.getFloat(11), POSITIVE_INFINITY);
assertEquals(rs.getObject(11), POSITIVE_INFINITY);
assertEquals(rs.getFloat("k"), POSITIVE_INFINITY);
assertEquals(rs.getObject("k"), POSITIVE_INFINITY);
assertFalse(rs.next());
}
}
}
}
@Test
public void testGetCatalogs()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getCatalogs()) {
assertEquals(readRows(rs), list(list("blackhole"), list("system"), list(TEST_CATALOG)));
ResultSetMetaData metadata = rs.getMetaData();
assertEquals(metadata.getColumnCount(), 1);
assertEquals(metadata.getColumnLabel(1), "TABLE_CAT");
assertEquals(metadata.getColumnType(1), Types.LONGNVARCHAR);
}
}
}
@Test
public void testGetDriverVersion()
throws Exception
{
Driver driver = DriverManager.getDriver("jdbc:presto:");
assertEquals(driver.getMajorVersion(), 0);
assertEquals(driver.getMajorVersion(), 0);
try (Connection connection = createConnection()) {
DatabaseMetaData metaData = connection.getMetaData();
assertEquals(metaData.getDriverName(), PrestoDriver.DRIVER_NAME);
assertEquals(metaData.getDriverVersion(), "unknown");
assertEquals(metaData.getDriverMajorVersion(), 0);
assertEquals(metaData.getDriverMinorVersion(), 0);
}
}
@Test
public void testGetDatabaseProductVersion()
throws Exception
{
try (Connection connection = createConnection()) {
DatabaseMetaData metaData = connection.getMetaData();
assertEquals(metaData.getDatabaseProductName(), "Presto");
assertEquals(metaData.getDatabaseProductVersion(), "testversion");
assertEquals(metaData.getDatabaseMajorVersion(), 0);
assertEquals(metaData.getDatabaseMinorVersion(), 0);
}
}
@Test
public void testGetSchemas()
throws Exception
{
List<List<String>> system = new ArrayList<>();
system.add(list("system", "information_schema"));
system.add(list("system", "jdbc"));
system.add(list("system", "metadata"));
system.add(list("system", "runtime"));
List<List<String>> blackhole = new ArrayList<>();
blackhole.add(list("blackhole", "information_schema"));
blackhole.add(list("blackhole", "default"));
List<List<String>> test = new ArrayList<>();
test.add(list(TEST_CATALOG, "information_schema"));
for (String schema : TpchMetadata.SCHEMA_NAMES) {
test.add(list(TEST_CATALOG, schema));
}
List<List<String>> all = new ArrayList<>();
all.addAll(system);
all.addAll(test);
all.addAll(blackhole);
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getSchemas()) {
assertGetSchemasResult(rs, all);
}
try (ResultSet rs = connection.getMetaData().getSchemas(null, null)) {
assertGetSchemasResult(rs, all);
}
try (ResultSet rs = connection.getMetaData().getSchemas(TEST_CATALOG, null)) {
assertGetSchemasResult(rs, test);
}
try (ResultSet rs = connection.getMetaData().getSchemas("", null)) {
// all schemas in presto have a catalog name
assertGetSchemasResult(rs, list());
}
try (ResultSet rs = connection.getMetaData().getSchemas(TEST_CATALOG, "information_schema")) {
assertGetSchemasResult(rs, list(list(TEST_CATALOG, "information_schema")));
}
try (ResultSet rs = connection.getMetaData().getSchemas(null, "information_schema")) {
assertGetSchemasResult(rs, list(
list(TEST_CATALOG, "information_schema"),
list("blackhole", "information_schema"),
list("system", "information_schema")));
}
try (ResultSet rs = connection.getMetaData().getSchemas(null, "sf_")) {
assertGetSchemasResult(rs, list(list(TEST_CATALOG, "sf1")));
}
try (ResultSet rs = connection.getMetaData().getSchemas(null, "sf%")) {
List<List<String>> expected = test.stream()
.filter(item -> item.get(1).startsWith("sf"))
.collect(toList());
assertGetSchemasResult(rs, expected);
}
try (ResultSet rs = connection.getMetaData().getSchemas("unknown", null)) {
assertGetSchemasResult(rs, list());
}
try (ResultSet rs = connection.getMetaData().getSchemas(null, "unknown")) {
assertGetSchemasResult(rs, list());
}
try (ResultSet rs = connection.getMetaData().getSchemas(TEST_CATALOG, "unknown")) {
assertGetSchemasResult(rs, list());
}
try (ResultSet rs = connection.getMetaData().getSchemas("unknown", "unknown")) {
assertGetSchemasResult(rs, list());
}
}
}
private static void assertGetSchemasResult(ResultSet rs, List<List<String>> expectedSchemas)
throws SQLException
{
List<List<Object>> data = readRows(rs);
assertEquals(data.size(), expectedSchemas.size());
for (List<Object> row : data) {
assertTrue(expectedSchemas.contains(list((String) row.get(1), (String) row.get(0))));
}
ResultSetMetaData metadata = rs.getMetaData();
assertEquals(metadata.getColumnCount(), 2);
assertEquals(metadata.getColumnLabel(1), "TABLE_SCHEM");
assertEquals(metadata.getColumnType(1), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(2), "TABLE_CATALOG");
assertEquals(metadata.getColumnType(2), Types.LONGNVARCHAR);
}
@Test
public void testGetTables()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(null, null, null, null)) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertTrue(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, null, null, null)) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertTrue(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
// no tables have an empty catalog
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables("", null, null, null)) {
assertTableMetadata(rs);
assertEquals(readRows(rs).size(), 0);
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "information_schema", null, null)) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertTrue(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
// no tables have an empty schema
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "", null, null)) {
assertTableMetadata(rs);
assertEquals(readRows(rs).size(), 0);
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "information_schema", "tables", null)) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertFalse(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "information_schema", "tables", array("TABLE"))) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertFalse(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(null, "information_schema", null, null)) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertTrue(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(null, null, "tables", null)) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertFalse(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(null, null, null, array("TABLE"))) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertTrue(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "inf%", "tables", null)) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertFalse(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "information_schema", "tab%", null)) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertFalse(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
// no matching catalog
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables("unknown", "information_schema", "tables", array("TABLE"))) {
assertTableMetadata(rs);
assertEquals(readRows(rs).size(), 0);
}
}
// no matching schema
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "unknown", "tables", array("TABLE"))) {
assertTableMetadata(rs);
assertEquals(readRows(rs).size(), 0);
}
}
// no matching table
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "information_schema", "unknown", array("TABLE"))) {
assertTableMetadata(rs);
assertEquals(readRows(rs).size(), 0);
}
}
// no matching type
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "information_schema", "tables", array("unknown"))) {
assertTableMetadata(rs);
assertEquals(readRows(rs).size(), 0);
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "information_schema", "tables", array("unknown", "TABLE"))) {
assertTableMetadata(rs);
Set<List<Object>> rows = ImmutableSet.copyOf(readRows(rs));
assertTrue(rows.contains(getTablesRow("information_schema", "tables")));
assertFalse(rows.contains(getTablesRow("information_schema", "schemata")));
}
}
// empty type list
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getTables(TEST_CATALOG, "information_schema", "tables", array())) {
assertTableMetadata(rs);
assertEquals(readRows(rs).size(), 0);
}
}
}
private static List<Object> getTablesRow(String schema, String table)
{
return list(TEST_CATALOG, schema, table, "TABLE", null, null, null, null, null, null);
}
private static void assertTableMetadata(ResultSet rs)
throws SQLException
{
ResultSetMetaData metadata = rs.getMetaData();
assertEquals(metadata.getColumnCount(), 10);
assertEquals(metadata.getColumnLabel(1), "TABLE_CAT");
assertEquals(metadata.getColumnType(1), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(2), "TABLE_SCHEM");
assertEquals(metadata.getColumnType(2), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(3), "TABLE_NAME");
assertEquals(metadata.getColumnType(3), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(4), "TABLE_TYPE");
assertEquals(metadata.getColumnType(4), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(5), "REMARKS");
assertEquals(metadata.getColumnType(5), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(6), "TYPE_CAT");
assertEquals(metadata.getColumnType(6), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(7), "TYPE_SCHEM");
assertEquals(metadata.getColumnType(7), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(8), "TYPE_NAME");
assertEquals(metadata.getColumnType(8), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(9), "SELF_REFERENCING_COL_NAME");
assertEquals(metadata.getColumnType(9), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(10), "REF_GENERATION");
assertEquals(metadata.getColumnType(10), Types.LONGNVARCHAR);
}
@Test
public void testGetTableTypes()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet tableTypes = connection.getMetaData().getTableTypes()) {
List<List<Object>> data = readRows(tableTypes);
assertEquals(data, list(list("TABLE"), list("VIEW")));
ResultSetMetaData metadata = tableTypes.getMetaData();
assertEquals(metadata.getColumnCount(), 1);
assertEquals(metadata.getColumnLabel(1), "TABLE_TYPE");
assertEquals(metadata.getColumnType(1), Types.LONGNVARCHAR);
}
}
}
@Test
public void testGetColumns()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getColumns(null, null, "tables", "table_name")) {
assertColumnMetadata(rs);
assertTrue(rs.next());
assertEquals(rs.getString("TABLE_CAT"), "blackhole");
assertEquals(rs.getString("TABLE_SCHEM"), "information_schema");
assertEquals(rs.getString("TABLE_NAME"), "tables");
assertEquals(rs.getString("COLUMN_NAME"), "table_name");
assertEquals(rs.getInt("DATA_TYPE"), Types.LONGNVARCHAR);
assertTrue(rs.next());
assertEquals(rs.getString("TABLE_CAT"), "system");
assertEquals(rs.getString("TABLE_SCHEM"), "information_schema");
assertTrue(rs.next());
assertEquals(rs.getString("TABLE_CAT"), "system");
assertEquals(rs.getString("TABLE_SCHEM"), "jdbc");
assertTrue(rs.next());
assertEquals(rs.getString("TABLE_CAT"), TEST_CATALOG);
assertEquals(rs.getString("TABLE_SCHEM"), "information_schema");
assertFalse(rs.next());
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getColumns(TEST_CATALOG, null, "tables", "table_name")) {
assertColumnMetadata(rs);
assertEquals(readRows(rs).size(), 1);
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getColumns(null, "information_schema", "tables", "table_name")) {
assertColumnMetadata(rs);
assertEquals(readRows(rs).size(), 3);
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getColumns(TEST_CATALOG, "information_schema", "tables", "table_name")) {
assertColumnMetadata(rs);
assertEquals(readRows(rs).size(), 1);
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getColumns(TEST_CATALOG, "inf%", "tables", "table_name")) {
assertColumnMetadata(rs);
assertEquals(readRows(rs).size(), 1);
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getColumns(TEST_CATALOG, "information_schema", "tab%", "table_name")) {
assertColumnMetadata(rs);
assertEquals(readRows(rs).size(), 2);
}
}
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getColumns(TEST_CATALOG, "information_schema", "tables", "%m%")) {
assertColumnMetadata(rs);
assertTrue(rs.next());
assertEquals(rs.getString("COLUMN_NAME"), "table_schema");
assertTrue(rs.next());
assertEquals(rs.getString("COLUMN_NAME"), "table_name");
assertFalse(rs.next());
}
}
try (Connection connection = createConnection("blackhole", "blackhole");
Statement statement = connection.createStatement()) {
assertEquals(statement.executeUpdate(
"CREATE TABLE test_get_columns_table (" +
"c_boolean boolean, " +
"c_bigint bigint, " +
"c_integer integer, " +
"c_smallint smallint, " +
"c_tinyint tinyint, " +
"c_real real, " +
"c_double double, " +
"c_varchar_1234 varchar(1234), " +
"c_varchar varchar, " +
"c_char_345 char(345), " +
"c_varbinary varbinary, " +
"c_time time, " +
"c_time_with_time_zone \"time with time zone\", " +
"c_timestamp timestamp, " +
"c_timestamp_with_time_zone \"timestamp with time zone\", " +
"c_date date, " +
"c_decimal_8_2 decimal(8,2), " +
"c_decimal_38_0 decimal(38,0), " +
"c_array array<bigint>, " +
"c_color color" +
")"), 0);
try (ResultSet rs = connection.getMetaData().getColumns("blackhole", "blackhole", "test_get_columns_table", null)) {
assertColumnMetadata(rs);
assertColumnSpec(rs, Types.BOOLEAN, null, null, null, null, BooleanType.BOOLEAN);
assertColumnSpec(rs, Types.BIGINT, 19L, 10L, null, null, BigintType.BIGINT);
assertColumnSpec(rs, Types.INTEGER, 10L, 10L, null, null, IntegerType.INTEGER);
assertColumnSpec(rs, Types.SMALLINT, 5L, 10L, null, null, SmallintType.SMALLINT);
assertColumnSpec(rs, Types.TINYINT, 3L, 10L, null, null, TinyintType.TINYINT);
assertColumnSpec(rs, Types.REAL, 24L, 2L, null, null, RealType.REAL);
assertColumnSpec(rs, Types.DOUBLE, 53L, 2L, null, null, DoubleType.DOUBLE);
assertColumnSpec(rs, Types.LONGNVARCHAR, 1234L, null, null, 1234L, createVarcharType(1234));
assertColumnSpec(rs, Types.LONGNVARCHAR, (long) Integer.MAX_VALUE, null, null, (long) Integer.MAX_VALUE, createUnboundedVarcharType());
assertColumnSpec(rs, Types.CHAR, 345L, null, null, 345L, createCharType(345));
assertColumnSpec(rs, Types.LONGVARBINARY, (long) Integer.MAX_VALUE, null, null, (long) Integer.MAX_VALUE, VarbinaryType.VARBINARY);
assertColumnSpec(rs, Types.TIME, 8L, null, null, null, TimeType.TIME);
assertColumnSpec(rs, Types.TIME_WITH_TIMEZONE, 14L, null, null, null, TimeWithTimeZoneType.TIME_WITH_TIME_ZONE);
assertColumnSpec(rs, Types.TIMESTAMP, 23L, null, null, null, TimestampType.TIMESTAMP);
assertColumnSpec(rs, Types.TIMESTAMP_WITH_TIMEZONE, 29L, null, null, null, TimestampWithTimeZoneType.TIMESTAMP_WITH_TIME_ZONE);
assertColumnSpec(rs, Types.DATE, 14L, null, null, null, DateType.DATE);
assertColumnSpec(rs, Types.DECIMAL, 8L, 10L, 2L, null, createDecimalType(8, 2));
assertColumnSpec(rs, Types.DECIMAL, 38L, 10L, 0L, null, createDecimalType(38, 0));
assertColumnSpec(rs, Types.ARRAY, null, null, null, null, new ArrayType(BigintType.BIGINT));
assertColumnSpec(rs, Types.JAVA_OBJECT, null, null, null, null, ColorType.COLOR);
assertFalse(rs.next());
}
}
}
private static void assertColumnSpec(ResultSet rs, int jdbcType, Long columnSize, Long numPrecRadix, Long decimalDigits, Long charOctetLength, Type type)
throws SQLException
{
String message = " of " + type.getDisplayName() + ": ";
assertTrue(rs.next());
assertEquals(rs.getObject("DATA_TYPE"), (long) jdbcType, "DATA_TYPE" + message);
assertEquals(rs.getObject("COLUMN_SIZE"), columnSize, "COLUMN_SIZE" + message);
assertEquals(rs.getObject("NUM_PREC_RADIX"), numPrecRadix, "NUM_PREC_RADIX" + message);
assertEquals(rs.getObject("DECIMAL_DIGITS"), decimalDigits, "DECIMAL_DIGITS" + message);
assertEquals(rs.getObject("CHAR_OCTET_LENGTH"), charOctetLength, "CHAR_OCTET_LENGTH" + message);
}
private static void assertColumnMetadata(ResultSet rs)
throws SQLException
{
ResultSetMetaData metadata = rs.getMetaData();
assertEquals(metadata.getColumnCount(), 24);
assertEquals(metadata.getColumnLabel(1), "TABLE_CAT");
assertEquals(metadata.getColumnType(1), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(2), "TABLE_SCHEM");
assertEquals(metadata.getColumnType(2), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(3), "TABLE_NAME");
assertEquals(metadata.getColumnType(3), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(4), "COLUMN_NAME");
assertEquals(metadata.getColumnType(4), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(5), "DATA_TYPE");
assertEquals(metadata.getColumnType(5), Types.BIGINT);
assertEquals(metadata.getColumnLabel(6), "TYPE_NAME");
assertEquals(metadata.getColumnType(6), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(7), "COLUMN_SIZE");
assertEquals(metadata.getColumnType(7), Types.BIGINT);
assertEquals(metadata.getColumnLabel(8), "BUFFER_LENGTH");
assertEquals(metadata.getColumnType(8), Types.BIGINT);
assertEquals(metadata.getColumnLabel(9), "DECIMAL_DIGITS");
assertEquals(metadata.getColumnType(9), Types.BIGINT);
assertEquals(metadata.getColumnLabel(10), "NUM_PREC_RADIX");
assertEquals(metadata.getColumnType(10), Types.BIGINT);
assertEquals(metadata.getColumnLabel(11), "NULLABLE");
assertEquals(metadata.getColumnType(11), Types.BIGINT);
assertEquals(metadata.getColumnLabel(12), "REMARKS");
assertEquals(metadata.getColumnType(12), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(13), "COLUMN_DEF");
assertEquals(metadata.getColumnType(13), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(14), "SQL_DATA_TYPE");
assertEquals(metadata.getColumnType(14), Types.BIGINT);
assertEquals(metadata.getColumnLabel(15), "SQL_DATETIME_SUB");
assertEquals(metadata.getColumnType(15), Types.BIGINT);
assertEquals(metadata.getColumnLabel(16), "CHAR_OCTET_LENGTH");
assertEquals(metadata.getColumnType(16), Types.BIGINT);
assertEquals(metadata.getColumnLabel(17), "ORDINAL_POSITION");
assertEquals(metadata.getColumnType(17), Types.BIGINT);
assertEquals(metadata.getColumnLabel(18), "IS_NULLABLE");
assertEquals(metadata.getColumnType(18), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(19), "SCOPE_CATALOG");
assertEquals(metadata.getColumnType(19), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(20), "SCOPE_SCHEMA");
assertEquals(metadata.getColumnType(20), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(21), "SCOPE_TABLE");
assertEquals(metadata.getColumnType(21), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(22), "SOURCE_DATA_TYPE");
assertEquals(metadata.getColumnType(22), Types.BIGINT);
assertEquals(metadata.getColumnLabel(23), "IS_AUTOINCREMENT");
assertEquals(metadata.getColumnType(23), Types.LONGNVARCHAR);
assertEquals(metadata.getColumnLabel(24), "IS_GENERATEDCOLUMN");
assertEquals(metadata.getColumnType(24), Types.LONGNVARCHAR);
}
@Test
public void testGetPseudoColumns()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getPseudoColumns(null, null, null, null)) {
assertFalse(rs.next());
}
}
}
@Test
public void testGetProcedures()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getProcedures(null, null, null)) {
assertFalse(rs.next());
}
}
}
@Test
public void testGetProcedureColumns()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getProcedureColumns(null, null, null, null)) {
assertFalse(rs.next());
}
}
}
@Test
public void testGetSuperTables()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getSuperTables(null, null, null)) {
assertFalse(rs.next());
}
}
}
@Test
public void testGetUdts()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getUDTs(null, null, null, null)) {
assertFalse(rs.next());
}
}
}
@Test
public void testGetAttributes()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getAttributes(null, null, null, null)) {
assertFalse(rs.next());
}
}
}
@Test
public void testGetSuperTypes()
throws Exception
{
try (Connection connection = createConnection()) {
try (ResultSet rs = connection.getMetaData().getSuperTypes(null, null, null)) {
assertFalse(rs.next());
}
}
}
@Test
public void testExecuteWithQuery()
throws Exception
{
try (Connection connection = createConnection()) {
try (Statement statement = connection.createStatement()) {
assertTrue(statement.execute("SELECT 123 x, 'foo' y, CAST(NULL AS bigint) z"));
ResultSet rs = statement.getResultSet();
assertEquals(statement.getUpdateCount(), -1);
assertEquals(statement.getLargeUpdateCount(), -1);
assertTrue(rs.next());
assertEquals(rs.getLong(1), 123);
assertFalse(rs.wasNull());
assertEquals(rs.getLong("x"), 123);
assertFalse(rs.wasNull());
assertEquals(rs.getLong(3), 0);
assertTrue(rs.wasNull());
assertEquals(rs.getLong("z"), 0);
assertTrue(rs.wasNull());
assertNull(rs.getObject("z"));
assertTrue(rs.wasNull());
assertEquals(rs.getString(2), "foo");
assertFalse(rs.wasNull());
assertEquals(rs.getString("y"), "foo");
assertFalse(rs.wasNull());
assertFalse(rs.next());
}
}
}
@Test
public void testExecuteUpdateWithInsert()
throws Exception
{
try (Connection connection = createConnection("blackhole", "blackhole")) {
try (Statement statement = connection.createStatement()) {
assertEquals(statement.executeUpdate("INSERT INTO test_table VALUES (1), (2)"), 2);
assertNull(statement.getResultSet());
assertEquals(statement.getUpdateCount(), 2);
assertEquals(statement.getLargeUpdateCount(), 2);
}
}
}
@Test
public void testExecuteUpdateWithCreateTable()
throws Exception
{
try (Connection connection = createConnection("blackhole", "blackhole")) {
try (Statement statement = connection.createStatement()) {
assertEquals(statement.executeUpdate("CREATE TABLE test_execute_create (x bigint)"), 0);
assertNull(statement.getResultSet());
assertEquals(statement.getUpdateCount(), 0);
assertEquals(statement.getLargeUpdateCount(), 0);
}
}
}
@Test
public void testExecuteUpdateWithQuery()
throws Exception
{
try (Connection connection = createConnection("blackhole", "blackhole")) {
try (Statement statement = connection.createStatement()) {
String sql = "SELECT 123 x, 'foo' y, CAST(NULL AS bigint) z";
try {
statement.executeUpdate(sql);
fail("expected exception");
}
catch (SQLException e) {
assertEquals(e.getMessage(), "SQL is not an update statement: " + sql);
}
}
}
}
@Test
public void testExecuteQueryWithInsert()
throws Exception
{
try (Connection connection = createConnection("blackhole", "blackhole")) {
try (Statement statement = connection.createStatement()) {
String sql = "INSERT INTO test_table VALUES (1)";
try {
statement.executeQuery(sql);
fail("expected exception");
}
catch (SQLException e) {
assertEquals(e.getMessage(), "SQL statement is not a query: " + sql);
}
}
}
}
@Test
public void testStatementReuse()
throws Exception
{
try (Connection connection = createConnection("blackhole", "blackhole")) {
try (Statement statement = connection.createStatement()) {
// update statement
assertFalse(statement.execute("INSERT INTO test_table VALUES (1), (2)"));
assertNull(statement.getResultSet());
assertEquals(statement.getUpdateCount(), 2);
assertEquals(statement.getLargeUpdateCount(), 2);
// query statement
assertTrue(statement.execute("SELECT 123 x, 'foo' y, CAST(NULL AS bigint) z"));
ResultSet resultSet = statement.getResultSet();
assertNotNull(resultSet);
assertEquals(statement.getUpdateCount(), -1);
assertEquals(statement.getLargeUpdateCount(), -1);
resultSet.close();
// update statement
assertFalse(statement.execute("INSERT INTO test_table VALUES (1), (2), (3)"));
assertNull(statement.getResultSet());
assertEquals(statement.getUpdateCount(), 3);
assertEquals(statement.getLargeUpdateCount(), 3);
}
}
}
@Test
public void testGetUpdateCount()
throws Exception
{
try (Connection connection = createConnection()) {
try (Statement statement = connection.createStatement()) {
assertTrue(statement.execute("SELECT 123 x, 'foo' y"));
assertEquals(statement.getUpdateCount(), -1);
assertEquals(statement.getLargeUpdateCount(), -1);
}
}
}
@Test
public void testResultSetClose()
throws Exception
{
try (Connection connection = createConnection()) {
try (Statement statement = connection.createStatement()) {
assertTrue(statement.execute("SELECT 123 x, 'foo' y"));
ResultSet result = statement.getResultSet();
assertFalse(result.isClosed());
result.close();
assertTrue(result.isClosed());
}
}
}
@Test
public void testGetResultSet()
throws Exception
{
try (Connection connection = createConnection()) {
try (Statement statement = connection.createStatement()) {
assertTrue(statement.execute("SELECT 123 x, 'foo' y"));
ResultSet result = statement.getResultSet();
assertNotNull(result);
assertFalse(result.isClosed());
statement.getMoreResults();
assertTrue(result.isClosed());
assertTrue(statement.execute("SELECT 123 x, 'foo' y"));
result = statement.getResultSet();
assertNotNull(result);
assertFalse(result.isClosed());
assertTrue(statement.execute("SELECT 123 x, 'foo' y"));
assertFalse(statement.getMoreResults(Statement.CLOSE_CURRENT_RESULT));
}
}
}
@Test(expectedExceptions = SQLFeatureNotSupportedException.class, expectedExceptionsMessageRegExp = "Multiple open results not supported")
public void testGetMoreResultsException()
throws Exception
{
try (Connection connection = createConnection()) {
try (Statement statement = connection.createStatement()) {
assertTrue(statement.execute("SELECT 123 x, 'foo' y"));
statement.getMoreResults(Statement.KEEP_CURRENT_RESULT);
}
}
}
@Test
public void testSetTimeZoneId()
throws Exception
{
TimeZoneKey defaultZoneKey = TimeZoneKey.getTimeZoneKey(TimeZone.getDefault().getID());
DateTimeZone defaultZone = DateTimeZone.forTimeZone(TimeZone.getDefault());
String sql = "SELECT current_timezone() zone, TIMESTAMP '2001-02-03 3:04:05' ts";
try (Connection connection = createConnection()) {
try (Statement statement = connection.createStatement();
ResultSet rs = statement.executeQuery(sql)) {
assertTrue(rs.next());
assertEquals(rs.getString("zone"), defaultZoneKey.getId());
assertEquals(rs.getTimestamp("ts"), new Timestamp(new DateTime(2001, 2, 3, 3, 4, 5, defaultZone).getMillis()));
}
connection.unwrap(PrestoConnection.class).setTimeZoneId("UTC");
try (Statement statement = connection.createStatement();
ResultSet rs = statement.executeQuery(sql)) {
assertTrue(rs.next());
assertEquals(rs.getString("zone"), "UTC");
assertEquals(rs.getTimestamp("ts"), new Timestamp(new DateTime(2001, 2, 3, 3, 4, 5, DateTimeZone.UTC).getMillis()));
}
}
}
@Test
public void testConnectionStringWithCatalogAndSchema()
throws Exception
{
String prefix = format("jdbc:presto://%s", server.getAddress());
Connection connection;
connection = DriverManager.getConnection(prefix + "/a/b/", "test", null);
assertEquals(connection.getCatalog(), "a");
assertEquals(connection.getSchema(), "b");
connection = DriverManager.getConnection(prefix + "/a/b", "test", null);
assertEquals(connection.getCatalog(), "a");
assertEquals(connection.getSchema(), "b");
connection = DriverManager.getConnection(prefix + "/a/", "test", null);
assertEquals(connection.getCatalog(), "a");
assertNull(connection.getSchema());
connection = DriverManager.getConnection(prefix + "/a", "test", null);
assertEquals(connection.getCatalog(), "a");
assertNull(connection.getSchema());
connection = DriverManager.getConnection(prefix + "/", "test", null);
assertNull(connection.getCatalog());
assertNull(connection.getSchema());
connection = DriverManager.getConnection(prefix, "test", null);
assertNull(connection.getCatalog());
assertNull(connection.getSchema());
}
@Test
public void testConnectionWithCatalogAndSchema()
throws Exception
{
try (Connection connection = createConnection(TEST_CATALOG, "information_schema")) {
try (Statement statement = connection.createStatement()) {
try (ResultSet rs = statement.executeQuery("" +
"SELECT table_catalog, table_schema " +
"FROM tables " +
"WHERE table_schema = 'information_schema' " +
" AND table_name = 'tables'")) {
ResultSetMetaData metadata = rs.getMetaData();
assertEquals(metadata.getColumnCount(), 2);
assertEquals(metadata.getColumnLabel(1), "table_catalog");
assertEquals(metadata.getColumnLabel(2), "table_schema");
assertTrue(rs.next());
assertEquals(rs.getString("table_catalog"), TEST_CATALOG);
}
}
}
}
@Test
public void testConnectionWithCatalog()
throws Exception
{
try (Connection connection = createConnection(TEST_CATALOG)) {
try (Statement statement = connection.createStatement()) {
try (ResultSet rs = statement.executeQuery("" +
"SELECT table_catalog, table_schema " +
"FROM information_schema.tables " +
"WHERE table_schema = 'information_schema' " +
" AND table_name = 'tables'")) {
ResultSetMetaData metadata = rs.getMetaData();
assertEquals(metadata.getColumnCount(), 2);
assertEquals(metadata.getColumnLabel(1), "table_catalog");
assertEquals(metadata.getColumnLabel(2), "table_schema");
assertTrue(rs.next());
assertEquals(rs.getString("table_catalog"), TEST_CATALOG);
}
}
}
}
@Test
public void testConnectionResourceHandling()
throws Exception
{
List<Connection> connections = new ArrayList<>();
for (int i = 0; i < 100; i++) {
Connection connection = createConnection();
connections.add(connection);
try (Statement statement = connection.createStatement();
ResultSet rs = statement.executeQuery("SELECT 123")) {
assertTrue(rs.next());
}
}
for (Connection connection : connections) {
connection.close();
}
}
@Test(expectedExceptions = SQLException.class, expectedExceptionsMessageRegExp = ".* does not exist")
public void testBadQuery()
throws Exception
{
try (Connection connection = createConnection("test", "tiny")) {
try (Statement statement = connection.createStatement()) {
try (ResultSet ignored = statement.executeQuery("SELECT * FROM bad_table")) {
fail("expected exception");
}
}
}
}
@Test(expectedExceptions = SQLException.class, expectedExceptionsMessageRegExp = "Username property \\(user\\) must be set")
public void testUserIsRequired()
throws Exception
{
try (Connection ignored = DriverManager.getConnection("jdbc:presto://test.invalid/")) {
fail("expected exception");
}
}
@Test(timeOut = 10000)
public void testQueryCancellation()
throws Exception
{
try (Connection connection = createConnection("blackhole", "blackhole");
Statement statement = connection.createStatement()) {
statement.executeUpdate("CREATE TABLE test_cancellation (key BIGINT) " +
"WITH (" +
" split_count = 1, " +
" pages_per_split = 1, " +
" rows_per_page = 1, " +
" page_processing_delay = '1m'" +
")");
}
CountDownLatch queryStarted = new CountDownLatch(1);
CountDownLatch queryFinished = new CountDownLatch(1);
AtomicReference<String> queryId = new AtomicReference<>();
AtomicReference<Throwable> queryFailure = new AtomicReference<>();
Future<?> queryFuture = executorService.submit(() -> {
try (Connection connection = createConnection("blackhole", "default");
Statement statement = connection.createStatement();
ResultSet resultSet = statement.executeQuery("SELECT * FROM test_cancellation")) {
queryId.set(resultSet.unwrap(PrestoResultSet.class).getQueryId());
queryStarted.countDown();
try {
resultSet.next();
}
catch (SQLException t) {
queryFailure.set(t);
}
finally {
queryFinished.countDown();
}
}
return null;
});
// start query and make sure it is not finished
queryStarted.await(10, SECONDS);
assertNotNull(queryId.get());
assertFalse(getQueryState(queryId.get()).isDone());
// interrupt JDBC thread that is waiting for query results
queryFuture.cancel(true);
// make sure the query was aborted
queryFinished.await(10, SECONDS);
assertNotNull(queryFailure.get());
assertEquals(getQueryState(queryId.get()), FAILED);
try (Connection connection = createConnection("blackhole", "blackhole");
Statement statement = connection.createStatement()) {
statement.executeUpdate("DROP TABLE test_cancellation");
}
}
private QueryState getQueryState(String queryId)
throws SQLException
{
String sql = format("SELECT state FROM system.runtime.queries WHERE query_id = '%s'", queryId);
try (Connection connection = createConnection();
Statement statement = connection.createStatement();
ResultSet resultSet = statement.executeQuery(sql)) {
assertTrue(resultSet.next(), "Query was not found");
return QueryState.valueOf(requireNonNull(resultSet.getString(1)));
}
}
private Connection createConnection()
throws SQLException
{
String url = format("jdbc:presto://%s", server.getAddress());
return DriverManager.getConnection(url, "test", null);
}
private Connection createConnection(String catalog)
throws SQLException
{
String url = format("jdbc:presto://%s/%s", server.getAddress(), catalog);
return DriverManager.getConnection(url, "test", null);
}
private Connection createConnection(String catalog, String schema)
throws SQLException
{
String url = format("jdbc:presto://%s/%s/%s", server.getAddress(), catalog, schema);
return DriverManager.getConnection(url, "test", null);
}
private static List<List<Object>> readRows(ResultSet rs)
throws SQLException
{
ImmutableList.Builder<List<Object>> rows = ImmutableList.builder();
int columnCount = rs.getMetaData().getColumnCount();
while (rs.next()) {
List<Object> row = new ArrayList<>();
for (int i = 1; i <= columnCount; i++) {
row.add(rs.getObject(i));
}
rows.add(row);
}
return rows.build();
}
@SafeVarargs
private static <T> List<T> list(T... elements)
{
return asList(elements);
}
@SafeVarargs
private static <T> T[] array(T... elements)
{
return elements;
}
static void closeQuietly(AutoCloseable closeable)
{
try {
closeable.close();
}
catch (Exception ignored) {
}
}
}