0762-5.16.2-Impala查询HBase表字段顺序不正确异常分析

Fayson

发布于 2020-04-24 17:50:13

6920

发布于 2020-04-24 17:50:13

文章被收录于专栏：Hadoop实操Hadoop实操

异常说明

按照官方文档在Hive中建表关联HBase，然后在Hue中用Impala查询，查询结果中字段的顺序与在Hive中的建表顺序不一致，Hue中使用Impala查询出来的字段顺序是按照字母排序的。

问题重现和说明

在Hive中建表关联HBase

CREATE EXTERNAL TABLE `hbasestringids`(            |
|   `id` string COMMENT 'from deserializer',         |
|   `bool_col` boolean COMMENT 'from deserializer',  |
|   `tinyint_col` tinyint COMMENT 'from deserializer',  |
|   `smallint_col` smallint COMMENT 'from deserializer',  |
|   `int_col` int COMMENT 'from deserializer',       |
|   `bigint_col` bigint COMMENT 'from deserializer',  |
|   `float_col` float COMMENT 'from deserializer',   |
|   `double_col` double COMMENT 'from deserializer',  |
|   `date_string_col` string COMMENT 'from deserializer',  |
|   `string_col` string COMMENT 'from deserializer',  |
|   `timestamp_col` timestamp COMMENT 'from deserializer') |
| ROW FORMAT SERDE                                   |
|   'org.apache.hadoop.hive.hbase.HBaseSerDe'        |
| STORED BY                                          |
|   'org.apache.hadoop.hive.hbase.HBaseStorageHandler'  |
| WITH SERDEPROPERTIES (                             |
|   'hbase.columns.mapping'=':key,boolsCF:bool_col,intsCF:tinyint_col,intsCF:smallint_col,intsCF:int_col,intsCF:bigint_col,floatsCF:float_col,floatsCF:double_col,stringsCF:date_string_col,stringsCF:string_col,stringsCF:timestamp_col',  |
|   'serialization.format'='1')                      |
| TBLPROPERTIES (                                    |
|   'hbase.table.name'='hbasealltypessmall',         |
|   'transient_lastDdlTime'='1585032011')

Hive中的建表顺序如下