CTTY commented on code in PR #5943: URL: https://github.com/apache/hudi/pull/5943#discussion_r925178549
########## hudi-spark-datasource/hudi-spark3/src/main/scala/org/apache/spark/sql/parser/HoodieSpark3_3ExtendedSqlParser.scala: ########## @@ -0,0 +1,199 @@ +/* + * 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.spark.sql.parser + +import org.antlr.v4.runtime._ +import org.antlr.v4.runtime.atn.PredictionMode +import org.antlr.v4.runtime.misc.{Interval, ParseCancellationException} +import org.antlr.v4.runtime.tree.TerminalNodeImpl +import org.apache.hudi.spark.sql.parser.HoodieSqlBaseParser.{NonReservedContext, QuotedIdentifierContext} +import org.apache.hudi.spark.sql.parser.{HoodieSqlBaseBaseListener, HoodieSqlBaseLexer, HoodieSqlBaseParser} +import org.apache.spark.internal.Logging +import org.apache.spark.sql.catalyst.expressions._ +import org.apache.spark.sql.catalyst.parser.{ParseErrorListener, ParseException, ParserInterface} +import org.apache.spark.sql.catalyst.plans.logical._ +import org.apache.spark.sql.catalyst.trees.Origin +import org.apache.spark.sql.catalyst.{FunctionIdentifier, TableIdentifier} +import org.apache.spark.sql.internal.VariableSubstitution +import org.apache.spark.sql.types._ +import org.apache.spark.sql.{AnalysisException, SparkSession} + +import java.util.Locale + +class HoodieSpark3_3ExtendedSqlParser(session: SparkSession, delegate: ParserInterface) + extends ParserInterface with Logging { + + private lazy val conf = session.sqlContext.conf + private lazy val builder = new HoodieSpark3_3ExtendedSqlAstBuilder(conf, delegate) + private val substitutor = new VariableSubstitution + + override def parsePlan(sqlText: String): LogicalPlan = { + val substitutionSql = substitutor.substitute(sqlText) + if (isHoodieCommand(substitutionSql)) { + parse(substitutionSql) { parser => + builder.visit(parser.singleStatement()) match { + case plan: LogicalPlan => plan + case _ => delegate.parsePlan(sqlText) + } + } + } else { + delegate.parsePlan(substitutionSql) + } + } + + // SPARK-37266 Added parseQuery to ParserInterface in Spark 3.3.0 + // Don't mark this as override for backward compatibility + def parseQuery(sqlText: String): LogicalPlan = delegate.parseQuery(sqlText) Review Comment: new function here -- 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]
