hiveql - how to do group by in HIVE - Stack Overflow
Aug 3, 2016 · I'm writing a hive query in which I need to group by a few field however I need to select some other fields besides those exist in the group by statement. That is, select A,B,C from …
hiveql - How to select current date in Hive SQL - Stack Overflow
Jul 28, 2013 · How do we get the current system date in Hive? In MySQL we have select now(), can any one please help me to get the query results. I am very new to Hive, is there a proper documentation …
hiveql - How to set variables in HIVE scripts - Stack Overflow
Sep 18, 2012 · You need to use the special hiveconf for variable substitution. e.g. hive> set CURRENT_DATE='2012-09-16'; hive> select * from foo where day >= ${hiveconf:CURRENT_DATE} …
what are the differences between SQL and Hive? - Stack Overflow
Dec 28, 2022 · SQL and HiveQL are programming language that helps to improve the design of the database. Some people tend to use them alternating but they are quite different. SQL & HiveQL Both …
hiveql - Hive query to see all the tables and columns of a database ...
Mar 31, 2022 · I am looking for a single hive query that shows a list of tables and columns of a database in this format: Table name, Column name Note: I know this question is already asked, but I didn't find …
hiveql - Get a substring in hive - Stack Overflow
Dec 14, 2018 · I am trying to get a substring of a string from Hive. I have a string as this one: 2017-06-05 09:06:32.0 What I want is to get the first two digits from hour, that is, 09. I get the entire hour with
hiveql - I have created a table in hive, I would like to know which ...
Nov 1, 2012 · I have created a table in hive, I would like to know which directory my table is created in? I would like to know the path...
hadoop - Hive - LIKE Operator - Stack Overflow
Jul 10, 2015 · I can not figure out how I deal with that problem: This is my Data: Table1: Table2: BRAND PRODUCT SOLD Sony Sony ABCD 1233 Apple Sony adv...
hiveql - Concat String columns in hive - Stack Overflow
May 16, 2019 · I need to concat 3 columns from my table say a,b,c. If the length of the columns is greater than 0 then I have to concat all 3 columns and store it as another column d in the below …
sql - HiveQL - How to find the column value is numeric or not using …
Jul 1, 2016 · Basically i would like to return rows based on one column value. If the column contains non numeric values, then return those rows from a hive table. Any UDF is available in Hive?