szehon-ho commented on code in PR #11931: URL: https://github.com/apache/iceberg/pull/11931#discussion_r1927465677
########## spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/procedures/RewriteTablePathProcedure.java: ########## @@ -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. + */ +package org.apache.iceberg.spark.procedures; + +import org.apache.iceberg.actions.RewriteTablePath; +import org.apache.iceberg.spark.actions.RewriteTablePathSparkAction; +import org.apache.iceberg.spark.actions.SparkActions; +import org.apache.spark.sql.catalyst.InternalRow; +import org.apache.spark.sql.connector.catalog.Identifier; +import org.apache.spark.sql.connector.catalog.TableCatalog; +import org.apache.spark.sql.connector.iceberg.catalog.ProcedureParameter; +import org.apache.spark.sql.types.DataTypes; +import org.apache.spark.sql.types.Metadata; +import org.apache.spark.sql.types.StructField; +import org.apache.spark.sql.types.StructType; +import org.apache.spark.unsafe.types.UTF8String; + +public class RewriteTablePathProcedure extends BaseProcedure { + + private static final ProcedureParameter TABLE_PARAM = + ProcedureParameter.required("table", DataTypes.StringType); + private static final ProcedureParameter SOURCE_PREFIX_PARAM = + ProcedureParameter.required("source_prefix", DataTypes.StringType); + private static final ProcedureParameter TARGET_PREFIX_PARAM = + ProcedureParameter.required("target_prefix", DataTypes.StringType); + private static final ProcedureParameter START_VERSION_PARAM = + ProcedureParameter.optional("start_version", DataTypes.StringType); + private static final ProcedureParameter END_VERSION_PARM = + ProcedureParameter.optional("end_version", DataTypes.StringType); + private static final ProcedureParameter STAGING_LOCATION_PARAM = + ProcedureParameter.optional("staging_location", DataTypes.StringType); + + private static final ProcedureParameter[] PARAMETERS = + new ProcedureParameter[] { + TABLE_PARAM, + SOURCE_PREFIX_PARAM, + TARGET_PREFIX_PARAM, + START_VERSION_PARAM, + END_VERSION_PARM, + STAGING_LOCATION_PARAM + }; + + private static final StructType OUTPUT_TYPE = + new StructType( + new StructField[] { + new StructField("latest_version", DataTypes.StringType, true, Metadata.empty()), + new StructField("file_list_location", DataTypes.StringType, true, Metadata.empty()) + }); + + public static SparkProcedures.ProcedureBuilder builder() { + return new BaseProcedure.Builder<RewriteTablePathProcedure>() { + @Override + protected RewriteTablePathProcedure doBuild() { + return new RewriteTablePathProcedure(tableCatalog()); + } + }; + } + + private RewriteTablePathProcedure(TableCatalog tableCatalog) { + super(tableCatalog); + } + + @Override + public ProcedureParameter[] parameters() { + return PARAMETERS; + } + + @Override + public StructType outputType() { + return OUTPUT_TYPE; + } + + @Override + public InternalRow[] call(InternalRow args) { + ProcedureInput input = new ProcedureInput(spark(), tableCatalog(), PARAMETERS, args); + Identifier tableIdent = input.ident(TABLE_PARAM); + String sourcePrefix = input.asString(SOURCE_PREFIX_PARAM); + String targetPrefix = input.asString(TARGET_PREFIX_PARAM); + String startVersion = input.asString(START_VERSION_PARAM, null); + String endVersion = input.asString(END_VERSION_PARM, null); + String stagingLocation = input.asString(STAGING_LOCATION_PARAM, null); + + return withIcebergTable( + tableIdent, + table -> { + RewriteTablePathSparkAction action = SparkActions.get().rewriteTablePath(table); + + action.rewriteLocationPrefix(sourcePrefix, targetPrefix); + if (startVersion != null) { + action.startVersion(startVersion); + } + if (endVersion != null) { + action.endVersion(endVersion); + } + if (stagingLocation != null) { + action.stagingLocation(stagingLocation); + } + + RewriteTablePath.Result result = action.execute(); + + return toOutputRows(result); + }); + } + + private InternalRow[] toOutputRows(RewriteTablePath.Result result) { + InternalRow row = Review Comment: Super nit: can we eliminate this variable by just inlining this in newInternalRow{} method? I realize the other procedures have it this way, but I think it would save a useless line to read, unless it makes it much messier. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org
