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[cdc] Cdc sync normal json format to append table (#3389)
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65 changes: 65 additions & 0 deletions
65
...nk-cdc/src/main/java/org/apache/paimon/flink/action/cdc/format/json/JsonRecordParser.java
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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.flink.action.cdc.format.json; | ||
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| import org.apache.paimon.flink.action.cdc.ComputedColumn; | ||
| import org.apache.paimon.flink.action.cdc.TypeMapping; | ||
| import org.apache.paimon.flink.action.cdc.format.RecordParser; | ||
| import org.apache.paimon.flink.sink.cdc.RichCdcMultiplexRecord; | ||
| import org.apache.paimon.types.RowKind; | ||
|
|
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
|
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| /** | ||
| * The {@code JsonRecordParser} class extends the abstract {@link RecordParser} class and is | ||
| * designed to parse JSON records. | ||
| * | ||
| * <p>This class treats JSON records as special CDC data with only insert operation type and | ||
| * generates {@link RichCdcMultiplexRecord} objects with only INSERT operation types. | ||
| */ | ||
| public class JsonRecordParser extends RecordParser { | ||
|
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| public JsonRecordParser( | ||
| boolean caseSensitive, TypeMapping typeMapping, List<ComputedColumn> computedColumns) { | ||
| super(caseSensitive, typeMapping, computedColumns); | ||
| } | ||
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| @Override | ||
| protected List<RichCdcMultiplexRecord> extractRecords() { | ||
| List<RichCdcMultiplexRecord> records = new ArrayList<>(); | ||
| processRecord(root, RowKind.INSERT, records); | ||
| return records; | ||
| } | ||
|
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| @Override | ||
| protected String primaryField() { | ||
| return null; | ||
| } | ||
|
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| @Override | ||
| protected String dataField() { | ||
| return null; | ||
| } | ||
|
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| @Override | ||
| protected String format() { | ||
| return "json"; | ||
| } | ||
| } |
133 changes: 133 additions & 0 deletions
133
...rc/test/java/org/apache/paimon/flink/action/cdc/kafka/KafkaJsonSyncTableActionITCase.java
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| @@ -0,0 +1,133 @@ | ||
| /* | ||
| * 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.flink.action.cdc.kafka; | ||
|
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| import org.apache.paimon.types.DataType; | ||
| import org.apache.paimon.types.DataTypes; | ||
| import org.apache.paimon.types.RowType; | ||
|
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| import org.junit.jupiter.api.Test; | ||
| import org.junit.jupiter.api.Timeout; | ||
|
|
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| import java.util.Arrays; | ||
| import java.util.Collections; | ||
| import java.util.HashMap; | ||
| import java.util.Map; | ||
|
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| import static org.apache.flink.streaming.connectors.kafka.table.KafkaConnectorOptions.TOPIC; | ||
| import static org.apache.flink.streaming.connectors.kafka.table.KafkaConnectorOptions.VALUE_FORMAT; | ||
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| /** IT cases for {@link KafkaSyncTableAction}. */ | ||
| public class KafkaJsonSyncTableActionITCase extends KafkaSyncTableActionITCase { | ||
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| @Test | ||
| @Timeout(60) | ||
| public void testSchemaEvolution() throws Exception { | ||
| String topic = "schema-evolution"; | ||
| Map<String, String> tableOptions = new HashMap<>(); | ||
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| createTestTopic(topic, 1, 1); | ||
| writeRecordsToKafka(topic, "kafka/json/table/schemaevolution/json-data-1.txt"); | ||
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| Map<String, String> kafkaConfig = getBasicKafkaConfig(); | ||
| kafkaConfig.put(VALUE_FORMAT.key(), "json"); | ||
| kafkaConfig.put(TOPIC.key(), topic); | ||
| KafkaSyncTableAction action = | ||
| syncTableActionBuilder(kafkaConfig) | ||
| .withTableConfig(getBasicTableConfig()) | ||
| .withTableConfig(tableOptions) | ||
| .build(); | ||
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| runActionWithDefaultEnv(action); | ||
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| RowType rowType = | ||
| RowType.of( | ||
| new DataType[] {DataTypes.STRING(), DataTypes.STRING(), DataTypes.STRING()}, | ||
| new String[] {"a", "b", "event_tm"}); | ||
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| waitForResult( | ||
| Arrays.asList("+I[a1, b1, 2024-05-22 09:50:40]", "+I[a2, b2, 2024-05-23 10:20:56]"), | ||
| getFileStoreTable(tableName), | ||
| rowType, | ||
| Collections.emptyList()); | ||
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| writeRecordsToKafka( | ||
| topic, "kafka/json/table/schemaevolution/json-data-2.txt", "schemaevolution"); | ||
|
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| rowType = | ||
| RowType.of( | ||
| new DataType[] { | ||
| DataTypes.STRING(), | ||
| DataTypes.STRING(), | ||
| DataTypes.STRING(), | ||
| DataTypes.STRING() | ||
| }, | ||
| new String[] {"a", "b", "event_tm", "c"}); | ||
|
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| waitForResult( | ||
| Arrays.asList( | ||
| "+I[a1, b1, 2024-05-22 09:50:40, NULL]", | ||
| "+I[a2, b2, 2024-05-23 10:20:56, NULL]", | ||
| "+I[a3, b3, 2024-05-22 19:50:40, NULL]", | ||
| "+I[a4, b4, 2024-05-23 15:20:56, c4]"), | ||
| getFileStoreTable(tableName), | ||
| rowType, | ||
| Collections.emptyList()); | ||
| } | ||
|
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| @Test | ||
| @Timeout(60) | ||
| public void testComputedColumn() throws Exception { | ||
| String topic = "computed_column"; | ||
| Map<String, String> tableOptions = new HashMap<>(); | ||
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| createTestTopic(topic, 1, 1); | ||
| writeRecordsToKafka(topic, "kafka/json/table/computedcolumn/json-data-1.txt"); | ||
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| Map<String, String> kafkaConfig = getBasicKafkaConfig(); | ||
| kafkaConfig.put(VALUE_FORMAT.key(), "json"); | ||
| kafkaConfig.put(TOPIC.key(), topic); | ||
| KafkaSyncTableAction action = | ||
| syncTableActionBuilder(kafkaConfig) | ||
| .withTableConfig(getBasicTableConfig()) | ||
| .withPartitionKeys("pt") | ||
| .withTableConfig(tableOptions) | ||
| .withComputedColumnArgs("pt=date_format(event_tm, yyyyMMdd)") | ||
| .build(); | ||
|
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| runActionWithDefaultEnv(action); | ||
|
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| RowType rowType = | ||
| RowType.of( | ||
| new DataType[] { | ||
| DataTypes.STRING(), | ||
| DataTypes.STRING(), | ||
| DataTypes.STRING(), | ||
| DataTypes.STRING() | ||
| }, | ||
| new String[] {"a", "b", "event_tm", "pt"}); | ||
| waitForResult( | ||
| Arrays.asList( | ||
| "+I[a1, b1, 2024-05-20 20:50:30, 20240520]", | ||
| "+I[a2, b2, 2024-05-21 18:10:46, 20240521]"), | ||
| getFileStoreTable(tableName), | ||
| rowType, | ||
| Collections.emptyList()); | ||
| } | ||
| } |
20 changes: 20 additions & 0 deletions
20
...flink/paimon-flink-cdc/src/test/resources/kafka/json/table/computedcolumn/json-data-1.txt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| /* | ||
| * 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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| {"a":"a1","b":"b1","event_tm":"2024-05-20 20:50:30"} | ||
| {"a":"a2","b":"b2","event_tm":"2024-05-21 18:10:46"} |
20 changes: 20 additions & 0 deletions
20
...link/paimon-flink-cdc/src/test/resources/kafka/json/table/schemaevolution/json-data-1.txt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
|
||
| {"a":"a1","b":"b1","event_tm":"2024-05-22 09:50:40"} | ||
| {"a":"a2","b":"b2","event_tm":"2024-05-23 10:20:56"} |
20 changes: 20 additions & 0 deletions
20
...link/paimon-flink-cdc/src/test/resources/kafka/json/table/schemaevolution/json-data-2.txt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| /* | ||
| * 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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| {"a":"a3","b":"b3","event_tm":"2024-05-22 19:50:40"} | ||
| {"a":"a4","b":"b4","c":"c4","event_tm":"2024-05-23 15:20:56"} |