MaxGekk commented on code in PR #45422: URL: https://github.com/apache/spark/pull/45422#discussion_r1518490602
########## sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/CollationTypeConstraints.scala: ########## @@ -0,0 +1,89 @@ +/* + * 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.catalyst.expressions + +import org.apache.spark.SparkException +import org.apache.spark.sql.catalyst.analysis.TypeCheckResult +import org.apache.spark.sql.catalyst.analysis.TypeCheckResult.DataTypeMismatch +import org.apache.spark.sql.catalyst.util.CollationFactory +import org.apache.spark.sql.types.{DataType, StringType} + +object CollationTypeConstraints { + def checkCollationCompatibility( + superCheck: => TypeCheckResult, + collationId: Int, + rightDataType: DataType): TypeCheckResult = { + val checkResult = superCheck + if (checkResult.isFailure) return checkResult + // Additional check needed for collation compatibility + val rightCollationId: Int = rightDataType.asInstanceOf[StringType].collationId + if (collationId != rightCollationId) { + return DataTypeMismatch( + errorSubClass = "COLLATION_MISMATCH", + messageParameters = Map( + "collationNameLeft" -> CollationFactory.fetchCollation(collationId).collationName, + "collationNameRight" -> CollationFactory.fetchCollation(rightCollationId).collationName + ) + ) + } + TypeCheckResult.TypeCheckSuccess + } + + object CollationSupportLevel extends Enumeration { + type CollationSupportLevel = Value + + val SUPPORT_BINARY_ONLY: Value = Value(0) + val SUPPORT_LOWERCASE: Value = Value(1) + val SUPPORT_ALL_COLLATIONS: Value = Value(2) + } + + def checkCollationSupport( + superCheck: => TypeCheckResult, + collationId: Int, + functionName: String, + collationSupportLevel: CollationSupportLevel.CollationSupportLevel) + : TypeCheckResult = { + val checkResult = superCheck + if (checkResult.isFailure) return checkResult + // Additional check needed for collation support + val collation = CollationFactory.fetchCollation(collationId) + collationSupportLevel match { + case CollationSupportLevel.SUPPORT_BINARY_ONLY => + if (!collation.isBinaryCollation) { + throwUnsupportedCollation(functionName, collation.collationName) + } + case CollationSupportLevel.SUPPORT_LOWERCASE => + if (!collation.isBinaryCollation && !collation.isLowercaseCollation) { + throwUnsupportedCollation(functionName, collation.collationName) + } + case CollationSupportLevel.SUPPORT_ALL_COLLATIONS => // No additional checks needed + case _ => throw new IllegalArgumentException("Invalid collation support level.") + } + TypeCheckResult.TypeCheckSuccess + } + + private def throwUnsupportedCollation(functionName: String, collationName: String): Unit = { + throw new SparkException( + errorClass = "UNSUPPORTED_COLLATION.FOR_FUNCTION", + messageParameters = Map( + "functionName" -> functionName, Review Comment: Please, quote it by `toSQLId`. ########## sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/CollationTypeConstraints.scala: ########## @@ -0,0 +1,89 @@ +/* + * 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.catalyst.expressions + +import org.apache.spark.SparkException +import org.apache.spark.sql.catalyst.analysis.TypeCheckResult +import org.apache.spark.sql.catalyst.analysis.TypeCheckResult.DataTypeMismatch +import org.apache.spark.sql.catalyst.util.CollationFactory +import org.apache.spark.sql.types.{DataType, StringType} + +object CollationTypeConstraints { + def checkCollationCompatibility( + superCheck: => TypeCheckResult, + collationId: Int, + rightDataType: DataType): TypeCheckResult = { + val checkResult = superCheck + if (checkResult.isFailure) return checkResult + // Additional check needed for collation compatibility + val rightCollationId: Int = rightDataType.asInstanceOf[StringType].collationId + if (collationId != rightCollationId) { + return DataTypeMismatch( + errorSubClass = "COLLATION_MISMATCH", + messageParameters = Map( + "collationNameLeft" -> CollationFactory.fetchCollation(collationId).collationName, + "collationNameRight" -> CollationFactory.fetchCollation(rightCollationId).collationName + ) + ) + } + TypeCheckResult.TypeCheckSuccess + } + + object CollationSupportLevel extends Enumeration { + type CollationSupportLevel = Value + + val SUPPORT_BINARY_ONLY: Value = Value(0) + val SUPPORT_LOWERCASE: Value = Value(1) + val SUPPORT_ALL_COLLATIONS: Value = Value(2) + } + + def checkCollationSupport( + superCheck: => TypeCheckResult, + collationId: Int, + functionName: String, + collationSupportLevel: CollationSupportLevel.CollationSupportLevel) + : TypeCheckResult = { + val checkResult = superCheck + if (checkResult.isFailure) return checkResult + // Additional check needed for collation support + val collation = CollationFactory.fetchCollation(collationId) + collationSupportLevel match { + case CollationSupportLevel.SUPPORT_BINARY_ONLY => + if (!collation.isBinaryCollation) { + throwUnsupportedCollation(functionName, collation.collationName) + } + case CollationSupportLevel.SUPPORT_LOWERCASE => + if (!collation.isBinaryCollation && !collation.isLowercaseCollation) { + throwUnsupportedCollation(functionName, collation.collationName) + } + case CollationSupportLevel.SUPPORT_ALL_COLLATIONS => // No additional checks needed + case _ => throw new IllegalArgumentException("Invalid collation support level.") Review Comment: Please, use `SparkIllegalArgumentException` if it is user-facing error, or switch to an `SparkException.internalError`. -- 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: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org