twalthr commented on a change in pull request #6299: [FLINK-9713][table][sql] Support processing time versioned joins URL: https://github.com/apache/flink/pull/6299#discussion_r217686794
########## File path: flink-libraries/flink-table/src/test/scala/org/apache/flink/table/api/stream/table/validation/TemporalTableJoinValidationTest.scala ########## @@ -0,0 +1,124 @@ +/* + * 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.stream.table.validation + +import java.sql.Timestamp + +import org.apache.flink.api.scala._ +import org.apache.flink.table.api.{TableException, ValidationException} +import org.apache.flink.table.api.scala._ +import org.apache.flink.table.utils._ +import org.junit.Test + +class TemporalTableJoinValidationTest extends TableTestBase { + + val util: TableTestUtil = streamTestUtil() + + val orders = util.addTable[(Long, String, Timestamp)]( + "Orders", 'o_amount, 'o_currency, 'o_rowtime.rowtime) + + val ordersProctime = util.addTable[(Long, String)]( + "OrdersProctime", 'o_amount, 'o_currency, 'o_rowtime.proctime) + + val ordersWithoutTimeAttribute = util.addTable[(Long, String, Timestamp)]( + "OrdersWithoutTimeAttribute", 'o_amount, 'o_currency, 'o_rowtime) + + val ratesHistory = util.addTable[(String, Int, Timestamp)]( + "RatesHistory", 'currency, 'rate, 'rowtime.rowtime) + + val ratesHistoryWithoutTimeAttribute = util.addTable[(String, Int, Timestamp)]( + "ratesHistoryWithoutTimeAttribute", 'currency, 'rate, 'rowtime) + + @Test + def testInvalidFieldReference(): Unit = { + expectedException.expect(classOf[ValidationException]) + expectedException.expectMessage("Cannot resolve field [foobar]") + + ratesHistory.createTemporalTableFunction('rowtime.rowtime, 'foobar) + } + + @Test + def testInvalidStringFieldReference(): Unit = { + expectedException.expect(classOf[ValidationException]) + expectedException.expectMessage("Cannot resolve field [foobar]") + + ratesHistory.createTemporalTableFunction("rowtime", "foobar") + } + + @Test + def testNonTimeIndicatorOnRightSide(): Unit = { + expectedException.expect(classOf[ValidationException]) + expectedException.expectMessage( + "Non rowtime timeAttribute [TIMESTAMP(3)] used to create TemporalTableFunction") + + val rates = ratesHistoryWithoutTimeAttribute.createTemporalTableFunction('rowtime, 'currency) Review comment: This exception occurs very late during optimization. I'm wondering if we should perform the basic check a bit earlier, even though this check could have false positives. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
