在Hive HQL(Hive Query Language)中,ClassCastException是一种常见的运行时异常,通常发生在尝试将一个对象强制转换为不兼容的类型时。下面我将详细解释这个异常,分析其可能的原因,并探讨在Hive HQL查询中如何避免和解决这个问题,特别是当涉及到null值时。 1. ClassCastException在Java或Hive HQL中的含义 ClassCastExce...
public Object indexDry(String t1Dt, int t1Index, String startDate, String endDate, int startIndex, Map<String,String> indexMap){ return null ; } public Object evaluate(DeferredObject[] args) throws HiveException { System.out.println(converters[0].getClass().getName()); System.out.println(...
Loading data to table dw1.t_test partition (f_day=null) Deleted hdfs://master/data/dw1/test/f_day=20130202 Failed with exception java.lang.ClassCastException: org.apache.hadoop.hive.metastore.api.InvalidOperationException cannot be cast to java.lang.RuntimeException FAILED: Execution Error, re...
hive/ql/parse/ExplainSemanticAnalyzer.java @@-56,6+56,7@@ public class ExplainSemanticAnalyzer extends BaseSemanticAnalyzer { List<FieldSchema>fieldList; ExplainConfiguration config;+ ParseContext pCtx =null; public ExplainSemanticAnalyzer(QueryState queryState) throws SemanticException { super(query...
最近在执行Hive insert/select语句的过程碰到下面这种类型的异常: 异常1: Caused by: java.lang.ClassCastException: org.apache.hadoop.io.Text cannot be cast to org.apache.hadoop.hive.ql.io.orc.OrcSerde$OrcSerdeRow at org.apache.hadoop.hive.ql.io.orc.OrcOutputFormat$OrcRecordWriter.write(OrcOutput...
requestEntity the entity (headers and/or body) to write to the request (may be null) responseType the type of the return value uriVariables the variables to expand in the template Returns: the response as entity Throws: RestClientException ...
hivesql 迁移spark3.0 sparksql报错如Cannot safely cast '字段':StringType to IntegerType的问题 2019-12-25 19:58 −一 问题 hivesql可以正常运行,spark3.0运行报错如图 spark3.0配置 查看源码新增一个 val STORE_ASSIGNMENT_POLICY = buildConf("spark.sql.storeAssignmentPolicy... ...
hive built_value ferry_exec normalize ferry_cache] - ferry_cache 0.7.1+2 [ferry_exec meta rxdart normalize ferry_store collection pedantic] - ferry_exec 0.3.1 [gql gql_exec gql_link meta async collection built_collection built_value] - ferry_hive_store 0.5.1 [hive ferry_store rxdart ...
第一次运行-hadoop版本-2.6、hive 1.1.0和spark-1.3.1（包括spark lib的配置单元库）第二次运行...
Hive Merge Delete issues ClassCastException Hey Folks,