| /* |
| * 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. |
| */ |
| |
| import org.apache.hudi.DataSourceReadOptions; |
| import org.apache.hudi.DataSourceWriteOptions; |
| import org.apache.spark.sql.SaveMode; |
| import org.apache.hudi.config.HoodieWriteConfig; |
| import org.apache.hudi.HoodieDataSourceHelpers; |
| import org.apache.hadoop.fs.FileSystem; |
| |
| val fs = FileSystem.get(spark.sparkContext.hadoopConfiguration) |
| val beginInstantTime = HoodieDataSourceHelpers.listCommitsSince(fs, "/user/hive/warehouse/stock_ticks_cow", "00000").get(0) |
| val hoodieIncQueryDF = spark.read.format("org.apache.hudi"). |
| option(DataSourceReadOptions.QUERY_TYPE_OPT_KEY, DataSourceReadOptions.QUERY_TYPE_INCREMENTAL_OPT_VAL). |
| option(DataSourceReadOptions.BEGIN_INSTANTTIME_OPT_KEY, beginInstantTime). |
| load("/user/hive/warehouse/stock_ticks_cow"); |
| hoodieIncQueryDF.registerTempTable("stock_ticks_cow_incr") |
| spark.sql("select `_hoodie_commit_time`, symbol, ts, volume, open, close from stock_ticks_cow_incr where symbol = 'GOOG'").show(100, false); |
| |
| spark.sql("select key, `_hoodie_partition_path` as datestr, symbol, ts, open, close from stock_ticks_cow_incr"). |
| write.format("org.apache.hudi"). |
| option("hoodie.insert.shuffle.parallelism", "2"). |
| option("hoodie.upsert.shuffle.parallelism","2"). |
| option(DataSourceWriteOptions.TABLE_TYPE_OPT_KEY, DataSourceWriteOptions.MOR_TABLE_TYPE_OPT_VAL). |
| option(DataSourceWriteOptions.OPERATION_OPT_KEY, DataSourceWriteOptions.UPSERT_OPERATION_OPT_VAL). |
| option(DataSourceWriteOptions.RECORDKEY_FIELD_OPT_KEY, "key"). |
| option(DataSourceWriteOptions.PARTITIONPATH_FIELD_OPT_KEY, "datestr"). |
| option(DataSourceWriteOptions.PRECOMBINE_FIELD_OPT_KEY, "ts"). |
| option(HoodieWriteConfig.TABLE_NAME, "stock_ticks_derived_mor"). |
| option(DataSourceWriteOptions.HIVE_TABLE_OPT_KEY, "stock_ticks_derived_mor"). |
| option(DataSourceWriteOptions.HIVE_DATABASE_OPT_KEY, "default"). |
| option(DataSourceWriteOptions.HIVE_URL_OPT_KEY, "jdbc:hive2://hiveserver:10000"). |
| option(DataSourceWriteOptions.HIVE_USER_OPT_KEY, "hive"). |
| option(DataSourceWriteOptions.HIVE_PASS_OPT_KEY, "hive"). |
| option(DataSourceWriteOptions.HIVE_SYNC_ENABLED_OPT_KEY, "true"). |
| option(DataSourceWriteOptions.HIVE_PARTITION_FIELDS_OPT_KEY, "datestr"). |
| mode(SaveMode.Overwrite). |
| save("/user/hive/warehouse/stock_ticks_derived_mor"); |
| |
| spark.sql("show tables").show(20, false) |
| spark.sql("select count(*) from stock_ticks_derived_mor_ro").show(20, false) |
| spark.sql("select count(*) from stock_ticks_derived_mor_rt").show(20, false) |
| |
| System.exit(0); |