kadirozde commented on code in PR #2015: URL: https://github.com/apache/phoenix/pull/2015#discussion_r1833291088
########## phoenix-core-client/src/main/java/org/apache/phoenix/expression/function/PartitionIdFunction.java: ########## @@ -0,0 +1,105 @@ +/* + * 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.phoenix.expression.function; + +import org.apache.hadoop.hbase.io.ImmutableBytesWritable; +import org.apache.phoenix.expression.Determinism; +import org.apache.phoenix.expression.Expression; +import org.apache.phoenix.parse.FunctionParseNode.BuiltInFunction; +import org.apache.phoenix.parse.PartitionIdParseNode; +import org.apache.phoenix.schema.tuple.Tuple; +import org.apache.phoenix.schema.types.PChar; +import org.apache.phoenix.schema.types.PDataType; + +import java.util.List; + +/** + * Function to return the partition id which is the encoded data table region name. This function + * is used only with CDC Indexes Review Comment: Add comment to state that the partition id is always the prefix of the row key. This is also assumed in the evaluate method. (By Tanuj) -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
