spark AlterNamespaceSetPropertiesExec 源码
spark AlterNamespaceSetPropertiesExec 代码
文件路径：/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/AlterNamespaceSetPropertiesExec.scala
/*
* 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.
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package org.apache.spark.sql.execution.datasources.v2
import org.apache.spark.sql.catalyst.InternalRow
import org.apache.spark.sql.catalyst.expressions.Attribute
import org.apache.spark.sql.connector.catalog.{NamespaceChange, SupportsNamespaces}
/**
* Physical plan node for setting properties of namespace.
*/
case class AlterNamespaceSetPropertiesExec(
catalog: SupportsNamespaces,
namespace: Seq[String],
props: Map[String, String]) extends LeafV2CommandExec {
override protected def run(): Seq[InternalRow] = {
val changes = props.map{ case (k, v) =>
NamespaceChange.setProperty(k, v)
}.toSeq
catalog.alterNamespace(namespace.toArray, changes: _*)
Seq.empty
}
override def output: Seq[Attribute] = Seq.empty
}
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