spark QueryContext 源码
spark QueryContext 代码
文件路径：/core/src/main/java/org/apache/spark/QueryContext.java
/*
* 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;
import org.apache.spark.annotation.Evolving;
/**
* Query context of a {@link SparkThrowable}. It helps users understand where error occur
* while executing queries.
*
* @since 3.4.0
*/
@Evolving
public interface QueryContext {
// The object type of the query which throws the exception.
// If the exception is directly from the main query, it should be an empty string.
// Otherwise, it should be the exact object type in upper case. For example, a "VIEW".
String objectType();
// The object name of the query which throws the exception.
// If the exception is directly from the main query, it should be an empty string.
// Otherwise, it should be the object name. For example, a view name "V1".
String objectName();
// The starting index in the query text which throws the exception. The index starts from 0.
int startIndex();
// The stopping index in the query which throws the exception. The index starts from 0.
int stopIndex();
// The corresponding fragment of the query which throws the exception.
String fragment();
}
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