Impala和Hive相比,查询速度更快,目前很多公司都会用Impala查询数据仓库的数据。 文章目录 持续更新中 一、时间类型 1、date类型与timestamp类型 2、时区 二、获取当前时间与指定时间 1、获取当前时间 2、获取指定时间 三、时间计算函数 四、时间比较函数 五、时间转换函数 一、时间类型 1、date类型与timestamp类型 ...
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backend database engine = KUDU - v1.4.0, query engine = impala - v2.1.0, hdfs - v2.6 xmnlabadded thequestionQuestions about the librarylabelAug 20, 2019 chinthanishanthclosed this ascompletedAug 20, 2019 chinthanishanthreopened thisAug 20, 2019 ...
day/month so CAST/to_timestamp() will work eventually. If Impala could do the same based on a partial string pattern, then these kind of conversions would be much simpler and maintainable. -- This message was sent by Atlassian Jira (v8.20.10#820010) --- To unsubscribe, e-mail: issues...
Solved: Hi Team, I have an impala table column under this format, 2019-Oct-14 20:00:01.027898 as string but I - 281153
--- Fix Version/s: Impala 4.0 Resolution: Fixed > SELECT from view fails with "AnalysisException: No matching function with > signature: to_timestamp(TIMESTAMP, STRING)" after expression rewrite. > --- > > Key: IMPALA-9745 >
1) In Impala, execute this command: CREATE TABLE default.ts_hive_test ( ts_data TIMESTAMP) STORED AS PARQUET; 2) In Hive, execute this command: insert into default.ts_hive_test select from_unixtime(unix_timestamp()); 3) In Hive, execute this command: select * from default....
impalato_timestampimpalato_timestamp函数 持续更新中Impala和Hive相比,查询速度更快,目前很多公司都会用Impala查询数据仓库的数据。 文章目录持续更新中一、时间类型1、date类型与timestamp类型2、时区二、获取当前时间与指定时间1、获取当前时间2、获取指定时间三、时间计算函数四、时间比较函数五、时间转换函数 一、时...
impalato_timestampimpalato_timestamp函数 持续更新中Impala和Hive相比,查询速度更快,目前很多公司都会用Impala查询数据仓库的数据。 文章目录持续更新中一、时间类型1、date类型与timestamp类型2、时区二、获取当前时间与指定时间1、获取当前时间2、获取指定时间三、时间计算函数四、时间比较函数五、时间转换函数 一、时...
I'm suspecting you are using Impala, because of the statement of the values returning null, but please confirm so I can properly label this question so others can see it. Please see the following in the Impala documentation regarding the proper format for casting a string into a times...