Top "Hiveql" questions

Variant of SQL used in the Apache Hive data warehouse infrastructure.

Is there a way to transpose data in Hive

This is my table: pid high medium low 1 10 8 6 2 20 16 12 3 10 6 4 I want store this data in another table in Hive with the …

hadoop hive hiveql
Hive How to select all but one column?

Suppose my table looks something like: Col1 Col2 Col3.....Col20 Col21 Now I want to select all but Col21. I …

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How to alter Hive partition column name

I have to change the partition column name (not partition spec), I looked for the commands in hive wiki and …

hadoop hive hiveql
Select all except particular column in spark sql

I want to select all columns in a table except StudentAddress and hence I wrote following query: select `(StudentAddress)?+.+` from …

apache-spark-sql hiveql pyspark-sql spark-hive
Hadoop: FSCK result shows missing replicas

could anyone let me know how to fix missing replicas? ============================================================================ Total size: 3447348383 B Total dirs: 120 Total files: 98 Total blocks (validated): 133 (…

hadoop hive hdfs hiveql
Export Hive Query Results

I'm new to hive and could use some tips. I'm trying to export query results from hive as a csv. …

hive hiveql hue
Can you explain when and why mapreduce is invoked in hive

select * from Table_name limit 5; select col1_name,col2_name from table_name limit 5; When i run the first query …

hive hiveql
Offset functionality in Hive

How can I achieve the same functionality as SQL's "offset" in Hive? SELECT * from table LIMIT 20 OFFSET 30 Thanks!

hive hiveql
Using Hive ntile results in where clause

I want to get summary data of the first quartile for a table in Hive. Below is a query to …

hadoop hive hiveql quantile
Spark 2: how does it work when SparkSession enableHiveSupport() is invoked

My question is rather simple, but somehow I cannot find a clear answer by reading the documentation. I have Spark2 …

apache-spark hive apache-spark-sql hiveql