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TableEnvironmentTest.scala
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TableEnvironmentTest.scala
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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.flink.table.api
import org.apache.calcite.plan.RelOptUtil
import org.apache.calcite.sql.SqlExplainLevel
import org.apache.flink.api.common.typeinfo.Types.STRING
import org.apache.flink.api.scala._
import org.apache.flink.configuration.Configuration
import org.apache.flink.core.testutils.FlinkMatchers.containsMessage
import org.apache.flink.streaming.api.environment.LocalStreamEnvironment
import org.apache.flink.streaming.api.scala.StreamExecutionEnvironment
import org.apache.flink.table.api.bridge.scala.{StreamTableEnvironment, _}
import org.apache.flink.table.catalog.{Column, GenericInMemoryCatalog, ObjectPath, ResolvedSchema}
import org.apache.flink.table.module.ModuleEntry
import org.apache.flink.table.planner.runtime.stream.sql.FunctionITCase.TestUDF
import org.apache.flink.table.planner.runtime.stream.table.FunctionITCase.SimpleScalarFunction
import org.apache.flink.table.planner.utils.TableTestUtil.replaceStageId
import org.apache.flink.table.planner.utils.{TableTestUtil, TestTableSourceSinks}
import org.apache.flink.table.types.DataType
import org.apache.flink.types.Row
import org.junit.Assert._
import org.junit.rules.ExpectedException
import org.junit.{Rule, Test}
import _root_.java.util
import _root_.scala.collection.JavaConverters._
class TableEnvironmentTest {
// used for accurate exception information checking.
val expectedException: ExpectedException = ExpectedException.none()
@Rule
def thrown: ExpectedException = expectedException
val env = new StreamExecutionEnvironment(new LocalStreamEnvironment())
val tableEnv = StreamTableEnvironment.create(env, TableTestUtil.STREAM_SETTING)
@Test
def testScanNonExistTable(): Unit = {
thrown.expect(classOf[ValidationException])
thrown.expectMessage("Table `MyTable` was not found")
tableEnv.from("MyTable")
}
@Test
def testRegisterDataStream(): Unit = {
val table = env.fromElements[(Int, Long, String, Boolean)]().toTable(tableEnv, 'a, 'b, 'c, 'd)
tableEnv.registerTable("MyTable", table)
val scanTable = tableEnv.from("MyTable")
val relNode = TableTestUtil.toRelNode(scanTable)
val actual = RelOptUtil.toString(relNode)
val expected = "LogicalTableScan(table=[[default_catalog, default_database, MyTable]])\n"
assertEquals(expected, actual)
// register on a conflict name
thrown.expect(classOf[ValidationException])
thrown.expectMessage(
"Temporary table '`default_catalog`.`default_database`.`MyTable`' already exists")
tableEnv.createTemporaryView("MyTable", env.fromElements[(Int, Long)]())
}
@Test
def testSimpleQuery(): Unit = {
val table = env.fromElements[(Int, Long, String, Boolean)]().toTable(tableEnv, 'a, 'b, 'c, 'd)
tableEnv.registerTable("MyTable", table)
val queryTable = tableEnv.sqlQuery("SELECT a, c, d FROM MyTable")
val relNode = TableTestUtil.toRelNode(queryTable)
val actual = RelOptUtil.toString(relNode, SqlExplainLevel.NO_ATTRIBUTES)
val expected = "LogicalProject\n" +
" LogicalTableScan\n"
assertEquals(expected, actual)
}
@Test
def testStreamTableEnvironmentExplain(): Unit = {
val execEnv = StreamExecutionEnvironment.getExecutionEnvironment
val settings = EnvironmentSettings.newInstance().inStreamingMode().build()
val tEnv = StreamTableEnvironment.create(execEnv, settings)
TestTableSourceSinks.createPersonCsvTemporaryTable(tEnv, "MyTable")
TestTableSourceSinks.createCsvTemporarySinkTable(
tEnv, new TableSchema(Array("first"), Array(STRING)), "MySink", -1)
val expected = TableTestUtil.readFromResource("/explain/testStreamTableEnvironmentExplain.out")
val actual = tEnv.explainSql("insert into MySink select first from MyTable")
assertEquals(TableTestUtil.replaceStageId(expected), TableTestUtil.replaceStageId(actual))
}
@Test
def testStreamTableEnvironmentExecutionExplainWithEnvParallelism(): Unit = {
val execEnv = StreamExecutionEnvironment.getExecutionEnvironment
execEnv.setParallelism(4)
val settings = EnvironmentSettings.newInstance().inStreamingMode().build()
val tEnv = StreamTableEnvironment.create(execEnv, settings)
verifyTableEnvironmentExecutionExplain(tEnv)
}
@Test
def testStreamTableEnvironmentExecutionExplainWithConfParallelism(): Unit = {
val execEnv = StreamExecutionEnvironment.getExecutionEnvironment
val settings = EnvironmentSettings.newInstance().inStreamingMode().build()
val tEnv = StreamTableEnvironment.create(execEnv, settings)
val configuration = new Configuration()
configuration.setInteger("parallelism.default", 4)
tEnv.getConfig.addConfiguration(configuration)
verifyTableEnvironmentExecutionExplain(tEnv)
}
private def verifyTableEnvironmentExecutionExplain(tEnv: TableEnvironment): Unit = {
TestTableSourceSinks.createPersonCsvTemporaryTable(tEnv, "MyTable")
TestTableSourceSinks.createCsvTemporarySinkTable(
tEnv, new TableSchema(Array("first"), Array(STRING)), "MySink", -1)
val expected =
TableTestUtil.readFromResource("/explain/testStreamTableEnvironmentExecutionExplain.out")
val actual = tEnv.explainSql("insert into MySink select first from MyTable",
ExplainDetail.JSON_EXECUTION_PLAN)
assertEquals(TableTestUtil.replaceStreamNodeId(expected),
TableTestUtil.replaceStreamNodeId(actual))
}
@Test
def testStatementSetExecutionExplain(): Unit = {
val execEnv = StreamExecutionEnvironment.getExecutionEnvironment
execEnv.setParallelism(1)
val settings = EnvironmentSettings.newInstance().inStreamingMode().build()
val tEnv = StreamTableEnvironment.create(execEnv, settings)
TestTableSourceSinks.createPersonCsvTemporaryTable(tEnv, "MyTable")
TestTableSourceSinks.createCsvTemporarySinkTable(
tEnv, new TableSchema(Array("first"), Array(STRING)), "MySink", -1)
val expected =
TableTestUtil.readFromResource("/explain/testStatementSetExecutionExplain.out")
val statementSet = tEnv.createStatementSet()
statementSet.addInsertSql("insert into MySink select last from MyTable")
val actual = statementSet.explain(ExplainDetail.JSON_EXECUTION_PLAN)
assertEquals(TableTestUtil.replaceStreamNodeId(expected),
TableTestUtil.replaceStreamNodeId(actual))
}
@Test
def testExecuteSqlWithCreateAlterDropTable(): Unit = {
val createTableStmt =
"""
|CREATE TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assertTrue(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.tableExists(ObjectPath.fromString(s"${tableEnv.getCurrentDatabase}.tbl1")))
val tableResult2 = tableEnv.executeSql("ALTER TABLE tbl1 SET ('k1' = 'a', 'k2' = 'b')")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assertEquals(
Map("connector" -> "COLLECTION", "is-bounded" -> "false", "k1" -> "a", "k2" -> "b").asJava,
tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.getTable(ObjectPath.fromString(s"${tableEnv.getCurrentDatabase}.tbl1")).getOptions)
val tableResult3 = tableEnv.executeSql("DROP TABLE tbl1")
assertEquals(ResultKind.SUCCESS, tableResult3.getResultKind)
assertFalse(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.tableExists(ObjectPath.fromString(s"${tableEnv.getCurrentDatabase}.tbl1")))
}
@Test
def testExecuteSqlWithCreateDropTableIfNotExists(): Unit = {
val createTableStmt =
"""
|CREATE TABLE IF NOT EXISTS tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
// test crate table twice
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
val tableResult2 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assertTrue(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.tableExists(ObjectPath.fromString(s"${tableEnv.getCurrentDatabase}.tbl1")))
val tableResult3 = tableEnv.executeSql("DROP TABLE IF EXISTS tbl1")
assertEquals(ResultKind.SUCCESS, tableResult3.getResultKind)
assertFalse(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.tableExists(ObjectPath.fromString(s"${tableEnv.getCurrentDatabase}.tbl1")))
}
@Test
def testExecuteSqlWithCreateDropTemporaryTableIfNotExists(): Unit = {
val createTableStmt =
"""
|CREATE TEMPORARY TABLE IF NOT EXISTS tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
// test crate table twice
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
val tableResult2 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assertTrue(tableEnv.listTables().contains("tbl1"))
val tableResult3 = tableEnv.executeSql("DROP TEMPORARY TABLE IF EXISTS tbl1")
assertEquals(ResultKind.SUCCESS, tableResult3.getResultKind)
assertFalse(tableEnv.listTables().contains("tbl1"))
}
@Test
def testExecuteSqlWithCreateDropTemporaryTable(): Unit = {
val createTableStmt =
"""
|CREATE TEMPORARY TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assert(tableEnv.listTables().sameElements(Array[String]("tbl1")))
val tableResult2 = tableEnv.executeSql("DROP TEMPORARY TABLE tbl1")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assert(tableEnv.listTables().sameElements(Array.empty[String]))
}
@Test
def testExecuteSqlWithDropTemporaryTableIfExists(): Unit = {
val createTableStmt =
"""
|CREATE TEMPORARY TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assert(tableEnv.listTables().sameElements(Array[String]("tbl1")))
val tableResult2 = tableEnv.executeSql("DROP TEMPORARY TABLE IF EXISTS tbl1")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assert(tableEnv.listTables().sameElements(Array.empty[String]))
val tableResult3 = tableEnv.executeSql("DROP TEMPORARY TABLE IF EXISTS tbl1")
assertEquals(ResultKind.SUCCESS, tableResult3.getResultKind)
assert(tableEnv.listTables().sameElements(Array.empty[String]))
}
@Test(expected = classOf[ValidationException])
def testExecuteSqlWithDropTemporaryTableTwice(): Unit = {
val createTableStmt =
"""
|CREATE TEMPORARY TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assert(tableEnv.listTables().sameElements(Array[String]("tbl1")))
val tableResult2 = tableEnv.executeSql("DROP TEMPORARY TABLE tbl1")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assert(tableEnv.listTables().sameElements(Array.empty[String]))
// fail the case
tableEnv.executeSql("DROP TEMPORARY TABLE tbl1")
}
@Test
def testDropTemporaryTableWithFullPath(): Unit = {
val createTableStmt =
"""
|CREATE TEMPORARY TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assert(tableEnv.listTables().sameElements(Array[String]("tbl1")))
val tableResult2 = tableEnv.executeSql(
"DROP TEMPORARY TABLE default_catalog.default_database.tbl1")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assert(tableEnv.listTables().sameElements(Array.empty[String]))
}
@Test(expected = classOf[ValidationException])
def testDropTemporaryTableWithInvalidPath(): Unit = {
val createTableStmt =
"""
|CREATE TEMPORARY TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assert(tableEnv.listTables().sameElements(Array[String]("tbl1")))
// fail the case
tableEnv.executeSql(
"DROP TEMPORARY TABLE invalid_catalog.invalid_database.tbl1")
}
@Test
def testExecuteSqlWithCreateAlterDropDatabase(): Unit = {
val tableResult1 = tableEnv.executeSql("CREATE DATABASE db1 COMMENT 'db1_comment'")
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assertTrue(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get().databaseExists("db1"))
val tableResult2 = tableEnv.executeSql("ALTER DATABASE db1 SET ('k1' = 'a', 'k2' = 'b')")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assertEquals(
Map("k1" -> "a", "k2" -> "b").asJava,
tableEnv.getCatalog(tableEnv.getCurrentCatalog).get().getDatabase("db1").getProperties)
val tableResult3 = tableEnv.executeSql("DROP DATABASE db1")
assertEquals(ResultKind.SUCCESS, tableResult3.getResultKind)
assertFalse(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get().databaseExists("db1"))
}
@Test
def testExecuteSqlWithCreateDropFunction(): Unit = {
val funcName = classOf[TestUDF].getName
val funcName2 = classOf[SimpleScalarFunction].getName
val tableResult1 = tableEnv.executeSql(s"CREATE FUNCTION default_database.f1 AS '$funcName'")
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assertTrue(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.functionExists(ObjectPath.fromString("default_database.f1")))
val tableResult2 = tableEnv.executeSql(s"ALTER FUNCTION default_database.f1 AS '$funcName2'")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assertTrue(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.functionExists(ObjectPath.fromString("default_database.f1")))
val tableResult3 = tableEnv.executeSql("DROP FUNCTION default_database.f1")
assertEquals(ResultKind.SUCCESS, tableResult3.getResultKind)
assertFalse(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.functionExists(ObjectPath.fromString("default_database.f1")))
val tableResult4 = tableEnv.executeSql(
s"CREATE TEMPORARY SYSTEM FUNCTION f2 AS '$funcName'")
assertEquals(ResultKind.SUCCESS, tableResult4.getResultKind)
assertTrue(tableEnv.listUserDefinedFunctions().contains("f2"))
val tableResult5 = tableEnv.executeSql("DROP TEMPORARY SYSTEM FUNCTION f2")
assertEquals(ResultKind.SUCCESS, tableResult5.getResultKind)
assertFalse(tableEnv.listUserDefinedFunctions().contains("f2"))
}
@Test
def testExecuteSqlWithCreateUseDropCatalog(): Unit = {
val tableResult1 = tableEnv.executeSql(
"CREATE CATALOG my_catalog WITH('type'='generic_in_memory')")
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assertTrue(tableEnv.getCatalog("my_catalog").isPresent)
assertEquals("default_catalog", tableEnv.getCurrentCatalog)
val tableResult2 = tableEnv.executeSql("USE CATALOG my_catalog")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assertEquals("my_catalog", tableEnv.getCurrentCatalog)
val tableResult3 = tableEnv.executeSql("DROP CATALOG my_catalog")
assertEquals(ResultKind.SUCCESS, tableResult3.getResultKind)
assertFalse(tableEnv.getCatalog("my_catalog").isPresent)
}
@Test
def testExecuteSqlWithUseDatabase(): Unit = {
val tableResult1 = tableEnv.executeSql("CREATE DATABASE db1 COMMENT 'db1_comment'")
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
assertTrue(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get().databaseExists("db1"))
assertEquals("default_database", tableEnv.getCurrentDatabase)
val tableResult2 = tableEnv.executeSql("USE db1")
assertEquals(ResultKind.SUCCESS, tableResult2.getResultKind)
assertEquals("db1", tableEnv.getCurrentDatabase)
}
@Test
def testExecuteSqlWithShowCatalogs(): Unit = {
tableEnv.registerCatalog("my_catalog", new GenericInMemoryCatalog("my_catalog"))
val tableResult = tableEnv.executeSql("SHOW CATALOGS")
assertEquals(ResultKind.SUCCESS_WITH_CONTENT, tableResult.getResultKind)
assertEquals(
ResolvedSchema.of(Column.physical("catalog name", DataTypes.STRING())),
tableResult.getResolvedSchema)
checkData(
util.Arrays.asList(Row.of("default_catalog"), Row.of("my_catalog")).iterator(),
tableResult.collect())
}
@Test
def testExecuteSqlWithShowDatabases(): Unit = {
val tableResult1 = tableEnv.executeSql("CREATE DATABASE db1 COMMENT 'db1_comment'")
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
val tableResult2 = tableEnv.executeSql("SHOW DATABASES")
assertEquals(ResultKind.SUCCESS_WITH_CONTENT, tableResult2.getResultKind)
assertEquals(
ResolvedSchema.of(Column.physical("database name", DataTypes.STRING())),
tableResult2.getResolvedSchema)
checkData(
util.Arrays.asList(Row.of("default_database"), Row.of("db1")).iterator(),
tableResult2.collect())
}
@Test
def testExecuteSqlWithShowTables(): Unit = {
val createTableStmt =
"""
|CREATE TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
val tableResult1 = tableEnv.executeSql(createTableStmt)
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
val tableResult2 = tableEnv.executeSql("SHOW TABLES")
assertEquals(ResultKind.SUCCESS_WITH_CONTENT, tableResult2.getResultKind)
assertEquals(
ResolvedSchema.of(Column.physical("table name", DataTypes.STRING())),
tableResult2.getResolvedSchema)
checkData(
util.Arrays.asList(Row.of("tbl1")).iterator(),
tableResult2.collect())
}
@Test
def testExecuteSqlWithShowFunctions(): Unit = {
val tableResult = tableEnv.executeSql("SHOW FUNCTIONS")
assertEquals(ResultKind.SUCCESS_WITH_CONTENT, tableResult.getResultKind)
assertEquals(
ResolvedSchema.of(Column.physical("function name", DataTypes.STRING())),
tableResult.getResolvedSchema)
checkData(
tableEnv.listFunctions().map(Row.of(_)).toList.asJava.iterator(),
tableResult.collect())
val funcName = classOf[TestUDF].getName
val tableResult1 = tableEnv.executeSql(s"CREATE FUNCTION default_database.f1 AS '$funcName'")
assertEquals(ResultKind.SUCCESS, tableResult1.getResultKind)
val tableResult2 = tableEnv.executeSql("SHOW USER FUNCTIONS")
assertEquals(ResultKind.SUCCESS_WITH_CONTENT, tableResult2.getResultKind)
assertEquals(
ResolvedSchema.of(Column.physical("function name", DataTypes.STRING())),
tableResult2.getResolvedSchema)
checkData(
util.Arrays.asList(Row.of("f1")).iterator(),
tableResult2.collect())
}
@Test
def testExecuteSqlWithLoadModule(): Unit = {
val result = tableEnv.executeSql("LOAD MODULE dummy")
assertEquals(ResultKind.SUCCESS, result.getResultKind)
checkListModules("core", "dummy")
checkListFullModules(("core", true), ("dummy", true))
val statement =
"""
|LOAD MODULE dummy WITH (
|'type' = 'dummy'
|)
""".stripMargin
expectedException.expect(classOf[ValidationException])
expectedException.expectMessage(
"Property 'type' = 'dummy' is not supported since module name is used to find module")
tableEnv.executeSql(statement)
}
@Test
def testExecuteSqlWithLoadParameterizedModule(): Unit = {
val statement1 =
"""
|LOAD MODULE dummy WITH (
| 'dummy-version' = '1'
|)
""".stripMargin
val result = tableEnv.executeSql(statement1)
assertEquals(ResultKind.SUCCESS, result.getResultKind)
checkListModules("core", "dummy")
checkListFullModules(("core", true), ("dummy", true))
val statement2 =
"""
|LOAD MODULE dummy WITH (
|'dummy-version' = '2'
|)
""".stripMargin
expectedException.expect(classOf[ValidationException])
expectedException.expectMessage(
"Could not execute LOAD MODULE: (moduleName: [dummy], properties: [{dummy-version=2}])." +
" A module with name 'dummy' already exists")
tableEnv.executeSql(statement2)
}
@Test
def testExecuteSqlWithLoadCaseSensitiveModuleName(): Unit = {
val statement1 =
"""
|LOAD MODULE Dummy WITH (
| 'dummy-version' = '1'
|)
""".stripMargin
try {
tableEnv.executeSql(statement1)
fail("Expected an exception")
} catch {
case t: Throwable =>
assertThat(t, containsMessage("Could not execute LOAD MODULE: (moduleName: [Dummy], " +
"properties: [{dummy-version=1}]). Could not find a suitable table factory for " +
"'org.apache.flink.table.factories.ModuleFactory' in\nthe classpath."))
}
val statement2 =
"""
|LOAD MODULE dummy WITH (
|'dummy-version' = '2'
|)
""".stripMargin
val result = tableEnv.executeSql(statement2)
assertEquals(ResultKind.SUCCESS, result.getResultKind)
checkListModules("core", "dummy")
checkListFullModules(("core", true), ("dummy", true))
}
@Test
def testExecuteSqlWithUnloadModuleTwice(): Unit = {
tableEnv.executeSql("LOAD MODULE dummy")
checkListModules("core", "dummy")
checkListFullModules(("core", true), ("dummy", true))
val result = tableEnv.executeSql("UNLOAD MODULE dummy")
assertEquals(ResultKind.SUCCESS, result.getResultKind)
checkListModules("core")
checkListFullModules(("core", true))
expectedException.expect(classOf[ValidationException])
expectedException.expectMessage(
"Could not execute UNLOAD MODULE dummy." +
" No module with name 'dummy' exists")
tableEnv.executeSql("UNLOAD MODULE dummy")
}
@Test
def testExecuteSqlWithUseModules(): Unit = {
tableEnv.executeSql("LOAD MODULE dummy")
checkListModules("core", "dummy")
checkListFullModules(("core", true), ("dummy", true))
val result1 = tableEnv.executeSql("USE MODULES dummy")
assertEquals(ResultKind.SUCCESS, result1.getResultKind)
checkListModules("dummy")
checkListFullModules(("dummy", true), ("core", false))
val result2 = tableEnv.executeSql("USE MODULES dummy, core")
assertEquals(ResultKind.SUCCESS, result2.getResultKind)
checkListModules("dummy", "core")
checkListFullModules(("dummy", true), ("core", true))
val result3 = tableEnv.executeSql("USE MODULES core, dummy")
assertEquals(ResultKind.SUCCESS, result3.getResultKind)
checkListModules("core", "dummy")
checkListFullModules(("core", true), ("dummy", true))
val result4 = tableEnv.executeSql("USE MODULES core")
assertEquals(ResultKind.SUCCESS, result4.getResultKind)
checkListModules("core")
checkListFullModules(("core", true), ("dummy", false))
}
@Test
def testExecuteSqlWithUseUnloadedModules(): Unit = {
expectedException.expect(classOf[ValidationException])
expectedException.expectMessage(
"Could not execute USE MODULES: [core, dummy]. " +
"No module with name 'dummy' exists")
tableEnv.executeSql("USE MODULES core, dummy")
}
@Test
def testExecuteSqlWithUseDuplicateModuleNames(): Unit = {
expectedException.expect(classOf[ValidationException])
expectedException.expectMessage(
"Could not execute USE MODULES: [core, core]. " +
"Module 'core' appears more than once")
tableEnv.executeSql("USE MODULES core, core")
}
@Test
def testExecuteSqlWithShowModules(): Unit = {
validateShowModules(("core", true))
// check result after loading module
val statement = "LOAD MODULE dummy"
tableEnv.executeSql(statement)
validateShowModules(("core", true), ("dummy", true))
// check result after using modules
tableEnv.executeSql("USE MODULES dummy")
validateShowModules(("dummy", true), ("core", false))
// check result after unloading module
tableEnv.executeSql("UNLOAD MODULE dummy")
validateShowModules(("core", false))
}
@Test
def testExecuteSqlWithCreateDropView(): Unit = {
val createTableStmt =
"""
|CREATE TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
tableEnv.executeSql(createTableStmt)
val viewResult1 = tableEnv.executeSql("CREATE VIEW IF NOT EXISTS v1 AS SELECT * FROM tbl1")
assertEquals(ResultKind.SUCCESS, viewResult1.getResultKind)
assertTrue(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.tableExists(ObjectPath.fromString(s"${tableEnv.getCurrentDatabase}.v1")))
val viewResult2 = tableEnv.executeSql("DROP VIEW IF EXISTS v1")
assertEquals(ResultKind.SUCCESS, viewResult2.getResultKind)
assertFalse(tableEnv.getCatalog(tableEnv.getCurrentCatalog).get()
.tableExists(ObjectPath.fromString(s"${tableEnv.getCurrentDatabase}.v1")))
}
@Test
def testExecuteSqlWithCreateDropTemporaryView(): Unit = {
val createTableStmt =
"""
|CREATE TABLE tbl1 (
| a bigint,
| b int,
| c varchar
|) with (
| 'connector' = 'COLLECTION',
| 'is-bounded' = 'false'
|)
""".stripMargin
tableEnv.executeSql(createTableStmt)
val viewResult1 = tableEnv.executeSql(
"CREATE TEMPORARY VIEW IF NOT EXISTS v1 AS SELECT * FROM tbl1")
assertEquals(ResultKind.SUCCESS, viewResult1.getResultKind)
assert(tableEnv.listTables().sameElements(Array[String]("tbl1", "v1")))
val viewResult2 = tableEnv.executeSql("DROP TEMPORARY VIEW IF EXISTS v1")
assertEquals(ResultKind.SUCCESS, viewResult2.getResultKind)
assert(tableEnv.listTables().sameElements(Array[String]("tbl1")))
}
@Test
def testCreateViewWithWrongFieldList(): Unit = {
thrown.expect(classOf[ValidationException])
thrown.expectMessage("VIEW definition and input fields not match:\n" +
"\tDef fields: [d].\n" +
"\tInput fields: [a, b, c].")
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val sinkDDL =
"""
|CREATE TABLE T2(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val viewDDL =
"""
|CREATE VIEW IF NOT EXISTS T3(d) AS SELECT * FROM T1
""".stripMargin
tableEnv.executeSql(sourceDDL)
tableEnv.executeSql(sinkDDL)
tableEnv.executeSql(viewDDL)
}
@Test
def testCreateViewTwice(): Unit = {
thrown.expect(classOf[ValidationException])
thrown.expectMessage(
"Could not execute CreateTable in path `default_catalog`.`default_database`.`T3`")
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val sinkDDL =
"""
|CREATE TABLE T2(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val viewWith3ColumnDDL =
"""
|CREATE VIEW T3(d, e, f) AS SELECT a, b, c FROM T1
""".stripMargin
val viewWith2ColumnDDL =
"""
|CREATE VIEW T3(d, e) AS SELECT a, b FROM T1
""".stripMargin
tableEnv.executeSql(sourceDDL)
tableEnv.executeSql(sinkDDL)
tableEnv.executeSql(viewWith3ColumnDDL)
tableEnv.executeSql(viewWith2ColumnDDL) // fail the case
}
@Test
def testDropViewWithFullPath(): Unit = {
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val view1DDL =
"""
|CREATE VIEW T2(d, e, f) AS SELECT a, b, c FROM T1
""".stripMargin
val view2DDL =
"""
|CREATE VIEW T3(x, y, z) AS SELECT a, b, c FROM T1
""".stripMargin
tableEnv.executeSql(sourceDDL)
tableEnv.executeSql(view1DDL)
tableEnv.executeSql(view2DDL)
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T2", "T3")))
tableEnv.executeSql("DROP VIEW default_catalog.default_database.T2")
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T3")))
tableEnv.executeSql("DROP VIEW default_catalog.default_database.T3")
assert(tableEnv.listTables().sameElements(Array[String]("T1")))
}
@Test
def testDropViewWithPartialPath(): Unit = {
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val view1DDL =
"""
|CREATE VIEW T2(d, e, f) AS SELECT a, b, c FROM T1
""".stripMargin
val view2DDL =
"""
|CREATE VIEW T3(x, y, z) AS SELECT a, b, c FROM T1
""".stripMargin
tableEnv.executeSql(sourceDDL)
tableEnv.executeSql(view1DDL)
tableEnv.executeSql(view2DDL)
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T2", "T3")))
tableEnv.executeSql("DROP VIEW T2")
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T3")))
tableEnv.executeSql("DROP VIEW default_database.T3")
assert(tableEnv.listTables().sameElements(Array[String]("T1")))
}
@Test
def testDropViewIfExistsTwice(): Unit = {
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val viewDDL =
"""
|CREATE VIEW T2(d, e, f) AS SELECT a, b, c FROM T1
""".stripMargin
tableEnv.executeSql(sourceDDL)
tableEnv.executeSql(viewDDL)
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T2")))
tableEnv.executeSql("DROP VIEW IF EXISTS default_catalog.default_database.T2")
assert(tableEnv.listTables().sameElements(Array[String]("T1")))
tableEnv.executeSql("DROP VIEW IF EXISTS default_catalog.default_database.T2")
assert(tableEnv.listTables().sameElements(Array[String]("T1")))
}
@Test(expected = classOf[ValidationException])
def testDropViewTwice(): Unit = {
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val viewDDL =
"""
|CREATE VIEW T2(d, e, f) AS SELECT a, b, c FROM T1
""".stripMargin
tableEnv.executeSql(sourceDDL)
tableEnv.executeSql(viewDDL)
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T2")))
tableEnv.executeSql("DROP VIEW default_catalog.default_database.T2")
assert(tableEnv.listTables().sameElements(Array[String]("T1")))
tableEnv.executeSql("DROP VIEW default_catalog.default_database.T2")
}
@Test(expected = classOf[ValidationException])
def testDropViewWithInvalidPath(): Unit = {
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val viewDDL =
"""
|CREATE VIEW T2(d, e, f) AS SELECT a, b, c FROM T1
""".stripMargin
tableEnv.executeSql(sourceDDL)
tableEnv.executeSql(viewDDL)
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T2")))
// failed since 'default_catalog1.default_database1.T2' is invalid path
tableEnv.executeSql("DROP VIEW default_catalog1.default_database1.T2")
}
@Test
def testDropViewWithInvalidPathIfExists(): Unit = {
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (
| 'connector' = 'COLLECTION'
|)
""".stripMargin
val viewDDL =
"""
|CREATE VIEW T2(d, e, f) AS SELECT a, b, c FROM T1
""".stripMargin
tableEnv.executeSql(sourceDDL)
tableEnv.executeSql(viewDDL)
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T2")))
tableEnv.executeSql("DROP VIEW IF EXISTS default_catalog1.default_database1.T2")
assert(tableEnv.listTables().sameElements(Array[String]("T1", "T2")))
}
@Test
def testDropTemporaryViewIfExistsTwice(): Unit = {
val sourceDDL =
"""
|CREATE TABLE T1(
| a int,
| b varchar,
| c int
|) with (