This is an automated email from the ASF dual-hosted git repository.
yiguolei pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/doris.git
The following commit(s) were added to refs/heads/master by this push:
new f5479fa80e [Sample] Add Flink Connector Sample Code (#11120)
f5479fa80e is described below
commit f5479fa80eb341e15728605143ac321618df7ab0
Author: wudi <676366...@qq.com>
AuthorDate: Tue Jul 26 18:00:51 2022 +0800
[Sample] Add Flink Connector Sample Code (#11120)
Co-authored-by: wudi <>
---
samples/doris-demo/flink-demo-v1.1/pom.xml | 1 +
.../apache/doris/demo/flink/Cdc2DorisSQLDemo.java | 68 ++++++++++++++++++++++
.../demo/flink/DorisFlinkConnectorDemoV1.java | 2 +-
...rDemoV1.java => Kafka2DorisDataStreamDemo.java} | 62 ++++++++++----------
samples/doris-demo/spark-demo/pom.xml | 4 +-
5 files changed, 103 insertions(+), 34 deletions(-)
diff --git a/samples/doris-demo/flink-demo-v1.1/pom.xml
b/samples/doris-demo/flink-demo-v1.1/pom.xml
index 5e907fb34b..803a75d760 100644
--- a/samples/doris-demo/flink-demo-v1.1/pom.xml
+++ b/samples/doris-demo/flink-demo-v1.1/pom.xml
@@ -34,6 +34,7 @@ under the License.
<fastjson.version>1.2.62</fastjson.version>
<hadoop.version>2.8.3</hadoop.version>
<scope.mode>compile</scope.mode>
+ <slf4j.version>1.7.30</slf4j.version>
</properties>
<dependencies>
<dependency>
diff --git
a/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/Cdc2DorisSQLDemo.java
b/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/Cdc2DorisSQLDemo.java
new file mode 100644
index 0000000000..0d1f61fa3e
--- /dev/null
+++
b/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/Cdc2DorisSQLDemo.java
@@ -0,0 +1,68 @@
+// 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.doris.demo.flink;
+
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+import org.apache.flink.table.api.bridge.java.StreamTableEnvironment;
+
+public class Cdc2DorisSQLDemo {
+
+ public static void main(String[] args) throws Exception {
+
+ final StreamExecutionEnvironment env =
StreamExecutionEnvironment.getExecutionEnvironment();
+ env.enableCheckpointing(10000);
+ env.setParallelism(1);
+ final StreamTableEnvironment tEnv = StreamTableEnvironment.create(env);
+ // register a table in the catalog
+ tEnv.executeSql(
+ "CREATE TABLE cdc_test_source (\n" +
+ " id INT,\n" +
+ " name STRING\n" +
+ ") WITH (\n" +
+ " 'connector' = 'mysql-cdc',\n" +
+ " 'hostname' = '127.0.0.1',\n" +
+ " 'port' = '3306',\n" +
+ " 'username' = 'root',\n" +
+ " 'password' = '',\n" +
+ " 'database-name' = 'db',\n" +
+ " 'table-name' = 'test_source'\n" +
+ ")");
+ //doris table
+ tEnv.executeSql(
+ "CREATE TABLE doris_test_sink (" +
+ "id INT," +
+ "name STRING" +
+ ") " +
+ "WITH (\n" +
+ " 'connector' = 'doris',\n" +
+ " 'fenodes' = '127.0.0.1:8030',\n" +
+ " 'table.identifier' = 'db.test_sink',\n" +
+ " 'username' = 'root',\n" +
+ " 'password' = '',\n" +
+ /* doris stream load label, In the exactly-once scenario,
+ the label is globally unique and must be restarted from the
latest checkpoint when restarting.
+ Exactly-once semantics can be turned off via
sink.enable-2pc. */
+ " 'sink.label-prefix' = 'doris_label',\n" +
+ " 'sink.properties.format' = 'json',\n" + //json data
format
+ " 'sink.properties.read_json_by_line' = 'true'\n" +
+ ")");
+
+ //insert into mysql table to doris table
+ tEnv.executeSql("INSERT INTO doris_test_sink select id,name from
cdc_test_source");
+ env.execute();
+ }
+}
diff --git
a/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/DorisFlinkConnectorDemoV1.java
b/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/DorisFlinkConnectorDemoV1.java
index 1fd14bf6c9..cebe77f5e2 100644
---
a/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/DorisFlinkConnectorDemoV1.java
+++
b/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/DorisFlinkConnectorDemoV1.java
@@ -61,7 +61,7 @@ public class DorisFlinkConnectorDemoV1 {
DorisExecutionOptions.Builder executionBuilder =
DorisExecutionOptions.builder();
executionBuilder
.setStreamLoadProp(pro)
- .setLabelPrefix("doris_test")
+ .setLabelPrefix("doris_test");
builder.setDorisReadOptions(readOptionBuilder.build())
diff --git
a/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/DorisFlinkConnectorDemoV1.java
b/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/Kafka2DorisDataStreamDemo.java
similarity index 54%
copy from
samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/DorisFlinkConnectorDemoV1.java
copy to
samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/Kafka2DorisDataStreamDemo.java
index 1fd14bf6c9..d631ff43e7 100644
---
a/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/DorisFlinkConnectorDemoV1.java
+++
b/samples/doris-demo/flink-demo-v1.1/src/main/java/org/apache/doris/demo/flink/Kafka2DorisDataStreamDemo.java
@@ -16,62 +16,62 @@
// under the License.
package org.apache.doris.demo.flink;
-
import org.apache.doris.flink.cfg.DorisExecutionOptions;
import org.apache.doris.flink.cfg.DorisOptions;
import org.apache.doris.flink.cfg.DorisReadOptions;
import org.apache.doris.flink.sink.DorisSink;
import org.apache.doris.flink.sink.writer.SimpleStringSerializer;
-import org.apache.flink.api.common.RuntimeExecutionMode;
-import org.apache.flink.api.common.restartstrategy.RestartStrategies;
-import org.apache.flink.api.common.time.Time;
-import org.apache.flink.streaming.api.TimeCharacteristic;
+import org.apache.flink.api.common.serialization.SimpleStringSchema;
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
import org.apache.flink.streaming.api.environment.CheckpointConfig;
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+import org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer;
import java.util.Properties;
-/**
- * Flink doris connector 1.1 demo sample
- */
-public class DorisFlinkConnectorDemoV1 {
+public class Kafka2DorisDataStreamDemo {
public static void main(String[] args) throws Exception {
- StreamExecutionEnvironment env =
StreamExecutionEnvironment.getExecutionEnvironment();
+ Properties props = new Properties();
+ props.put("bootstrap.servers", "127.0.0.1:9092");
+ props.put("group.id", "group");
+ props.put("key.deserializer",
"org.apache.kafka.common.serialization.StringDeserializer");
+ props.put("value.deserializer",
"org.apache.kafka.common.serialization.StringDeserializer");
+ props.put("auto.offset.reset", "earliest");
- env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
- env.setRuntimeMode(RuntimeExecutionMode.BATCH);
+ StreamExecutionEnvironment env =
StreamExecutionEnvironment.getExecutionEnvironment();
env.enableCheckpointing(10000);
env.getCheckpointConfig().enableExternalizedCheckpoints(CheckpointConfig.ExternalizedCheckpointCleanup.RETAIN_ON_CANCELLATION);
- env.setRestartStrategy(RestartStrategies.fixedDelayRestart(5,
Time.milliseconds(30000)));
+ //source config
+ FlinkKafkaConsumer<String> flinkKafkaConsumer = new
FlinkKafkaConsumer<>("test-topic",new SimpleStringSchema(),props);
+ //sink config
DorisSink.Builder<String> builder = DorisSink.builder();
- final DorisReadOptions.Builder readOptionBuilder =
DorisReadOptions.builder();
- Properties pro = new Properties();
- pro.setProperty("format", "json");
- pro.setProperty("read_json_by_line", "true");
- pro.setProperty("line_delimiter", "\n");
DorisOptions.Builder dorisBuilder = DorisOptions.builder();
- dorisBuilder.setFenodes("FE_IP:8030")
- .setTableIdentifier("test.test_flink")
+ dorisBuilder.setFenodes("127.0.0.1:8030")
+ .setTableIdentifier("db.table")
.setUsername("root")
- .setPassword("");
- DorisExecutionOptions.Builder executionBuilder =
DorisExecutionOptions.builder();
- executionBuilder
- .setStreamLoadProp(pro)
- .setLabelPrefix("doris_test")
+ .setPassword("password");
+ Properties pro = new Properties();
+ //json data format
+ pro.setProperty("format", "json");
+ pro.setProperty("read_json_by_line", "true");
+ DorisExecutionOptions executionOptions =
DorisExecutionOptions.builder()
+
.setLabelPrefix("label-doris") //streamload label prefix,
+
.setStreamLoadProp(pro).build();
- builder.setDorisReadOptions(readOptionBuilder.build())
- .setDorisExecutionOptions(executionBuilder.build())
- .setSerializer(new SimpleStringSerializer())
+ builder.setDorisReadOptions(DorisReadOptions.builder().build())
+ .setDorisExecutionOptions(executionOptions)
+ .setSerializer(new SimpleStringSerializer()) //serialize according
to string
.setDorisOptions(dorisBuilder.build());
- env.fromElements("{\"id\": \"1\",\"name\": \"wangwu1\", \"age\":
\"30\"}\n{\"id\": \"2\",\"name\": \"wangwu4\", \"age\": \"30\"}\n{\"id\":
\"3\",\"name\": \"wangwu2\", \"age\": \"30\"}\n{\"id\": \"4\",\"name\":
\"doris\", \"age\": \"30\"}\n{\"id\": \"5\",\"name\": \"doris1\", \"age\":
\"30\"}\n{\"id\": \"6\",\"name\": \"doris2\", \"age\":
\"30\"}").sinkTo(builder.build());
-
- env.execute("flink demo");
+ //build stream
+ DataStreamSource<String> dataStreamSource =
env.addSource(flinkKafkaConsumer);
+ dataStreamSource.sinkTo(builder.build());
+ env.execute("flink kafka to doris by datastream");
}
}
diff --git a/samples/doris-demo/spark-demo/pom.xml
b/samples/doris-demo/spark-demo/pom.xml
index 43cfe9da8a..f10211d327 100644
--- a/samples/doris-demo/spark-demo/pom.xml
+++ b/samples/doris-demo/spark-demo/pom.xml
@@ -37,8 +37,8 @@ under the License.
<!-- doris spark -->
<dependency>
<groupId>org.apache.doris</groupId>
- <artifactId>doris-spark</artifactId>
- <version>1.0.0-SNAPSHOT</version>
+ <artifactId>spark-doris-connector-2.3_2.11</artifactId>
+ <version>1.0.1</version>
</dependency>
<!-- spark -->
<dependency>
---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org
For additional commands, e-mail: commits-h...@doris.apache.org
