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94 changes: 94 additions & 0 deletions
94
...rk-common/src/test/scala/org/apache/paimon/spark/procedure/AlterBranchProcedureTest.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. | ||
| */ | ||
|
|
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| package org.apache.paimon.spark.procedure | ||
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| import org.apache.paimon.spark.PaimonSparkTestBase | ||
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| import org.apache.spark.sql.{Dataset, Row} | ||
| import org.apache.spark.sql.execution.streaming.MemoryStream | ||
| import org.apache.spark.sql.streaming.StreamTest | ||
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| class AlterBranchProcedureTest extends PaimonSparkTestBase with StreamTest { | ||
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| import testImplicits._ | ||
| test("Paimon Procedure: alter schema structure and test $branch syntax.") { | ||
| withTempDir { | ||
| checkpointDir => | ||
| // define a change-log table and test `forEachBatch` api | ||
| spark.sql(s""" | ||
| |CREATE TABLE T (a INT, b STRING) | ||
| |TBLPROPERTIES ('primary-key'='a', 'bucket'='3') | ||
| |""".stripMargin) | ||
| val location = loadTable("T").location().toString | ||
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| val inputData = MemoryStream[(Int, String)] | ||
| val stream = inputData | ||
| .toDS() | ||
| .toDF("a", "b") | ||
| .writeStream | ||
| .option("checkpointLocation", checkpointDir.getCanonicalPath) | ||
| .foreachBatch { | ||
| (batch: Dataset[Row], _: Long) => | ||
| batch.write.format("paimon").mode("append").save(location) | ||
| } | ||
| .start() | ||
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| val query = () => spark.sql("SELECT * FROM T ORDER BY a") | ||
| try { | ||
| // snapshot-1 | ||
| inputData.addData((1, "a")) | ||
| stream.processAllAvailable() | ||
| checkAnswer(query(), Row(1, "a") :: Nil) | ||
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| // snapshot-2 | ||
| inputData.addData((2, "b")) | ||
| stream.processAllAvailable() | ||
| checkAnswer(query(), Row(1, "a") :: Row(2, "b") :: Nil) | ||
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| // snapshot-3 | ||
| inputData.addData((2, "b2")) | ||
| stream.processAllAvailable() | ||
| checkAnswer(query(), Row(1, "a") :: Row(2, "b2") :: Nil) | ||
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| val table = loadTable("T") | ||
| val branchManager = table.branchManager() | ||
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| // create branch with snapshot | ||
| checkAnswer( | ||
| spark.sql( | ||
| "CALL paimon.sys.create_branch(table => 'test.T', branch => 'snapshot_branch', snapshot => 2)"), | ||
| Row(true) :: Nil) | ||
| assert(branchManager.branchExists("snapshot_branch")) | ||
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| spark.sql("INSERT INTO T VALUES (1, 'APPLE'), (2,'DOG'), (2, 'horse')") | ||
| spark.sql("ALTER TABLE `T$branch_snapshot_branch` ADD COLUMNS(c INT)") | ||
| spark.sql( | ||
| "INSERT INTO `T$branch_snapshot_branch` VALUES " + "(1,'cherry', 100), (2,'bird', 200), (3, 'wolf', 400)") | ||
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| checkAnswer( | ||
| spark.sql("SELECT * FROM T ORDER BY a, b"), | ||
| Row(1, "APPLE") :: Row(2, "horse") :: Nil) | ||
| checkAnswer( | ||
| spark.sql("SELECT * FROM `T$branch_snapshot_branch` ORDER BY a, b,c"), | ||
| Row(1, "cherry", 100) :: Row(2, "bird", 200) :: Row(3, "wolf", 400) :: Nil) | ||
| assert(branchManager.branchExists("snapshot_branch")) | ||
| } | ||
| } | ||
| } | ||
| } |