y0908105023 commented on PR #6650:
URL: https://github.com/apache/hudi/pull/6650#issuecomment-1243291605
`package org.apache.flink.hudi;
import org.apache.flink.api.common.functions.MapFunction;
import org.apache.flink.api.common.typeinfo.TypeInformation;
import org.apache.flink.api.java.typeutils.RowTypeInfo;
import org.apache.flink.configuration.Configuration;
import org.apache.flink.configuration.RestOptions;
import org.apache.flink.streaming.api.datastream.DataStream;
import org.apache.flink.streaming.api.scala.StreamExecutionEnvironment;
import org.apache.flink.table.api.EnvironmentSettings;
import org.apache.flink.table.api.Schema;
import org.apache.flink.table.api.Table;
import org.apache.flink.table.api.bridge.scala.StreamTableEnvironment;
import
org.apache.flink.table.api.bridge.scala.internal.StreamTableEnvironmentImpl;
import org.apache.flink.table.catalog.Column;
import org.apache.flink.table.catalog.ResolvedSchema;
import org.apache.flink.table.runtime.typeutils.ExternalTypeInfo;
import org.apache.flink.table.types.DataType;
import org.apache.flink.table.types.utils.TypeConversions;
import org.apache.flink.types.Row;
import org.apache.flink.util.Test;
import org.apache.hudi.org.apache.avro.SchemaBuilder;
import java.sql.Date;
import java.sql.Time;
import java.sql.Timestamp;
import java.util.List;
public class HudiRead {
public static void main(String[] args) throws Exception {
Configuration config = new Configuration();
config.setInteger(RestOptions.PORT, 8082);
config.setString("metrics.system-resource", "true");
StreamExecutionEnvironment env =
StreamExecutionEnvironment.getExecutionEnvironment();
EnvironmentSettings settings = EnvironmentSettings.newInstance()
.inStreamingMode()
.build();
StreamTableEnvironmentImpl tEnv =
Test.getStreamTableEnvironment(env, settings);
String hudiSql = "CREATE TABLE IF NOT EXISTS hudi (\n" +
" `aa` STRING, " +
" `bb` BIGINT," +
" `cc` DECIMAL(10,2)," +
" `dd` DATE," +
" `ff` TIMESTAMP(6), " +
" PRIMARY KEY (bb) NOT ENFORCED\n" +
")\n" +
" PARTITIONED BY (`dd`)\n" +
"with (\n" +
" \n" +
" 'connector' = 'hudi',\n" +
" 'hive_sync.support_timestamp' = 'true',\n" +
" 'path' =
'hdfs://yangshuo7.local:9000/user/hudi//hjh8171/mor_fq_82572',\n" +
" 'read.streaming.enabled' = 'true',\n" +
" 'table.type' = 'MERGE_ON_READ',\n" +
" 'write.tasks' = '1',\n" +
" 'changelog.enable' = 'true',\n" +
" 'write.operation' = 'upsert',\n" +
" 'compaction.async.enabled' = 'false',\n" +
" 'hive_sync.enable' = 'true',\n" +
" 'hive_sync.mode' = 'hms',\n" +
" 'hive_sync.db' = 'hjh8171',\n" +
" 'hive_sync.table' = 'mor_fq_82572',\n" +
" 'hive_sync.metastore.uris' = 'thrift://localhost:9083'\n"
+
")";
tEnv.executeSql(hudiSql);
Table t = tEnv.from("hudi");
tEnv.toChangelogStream(t).javaStream().map(new MapFunction<Row,
Row>() {
@Override
public Row map(Row value) throws Exception {
return value;
}
}).print();
env.execute("hudi job");
}
}
`
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