Apache Impala is an open source massively parallel processing (MPP) SQL query engine for data stored in a computer cluster running Apache Hadoop. It’s easy
Hive SerDe – RegEx – Example8
Similar to the previous article, the dataset below is also common and a good example to learn regular expressions. Dataset (for copying purpose):82.133.98.11 – –
Hive SerDe – RegEx – Example7
The dataset below is one of the most popular and active dataset on the Internet. Regular expression has been written for this log by a
Reserved Keywords As Columns In SQL Server
In this post, we’re going to talk about using reserved keywords as column names. This is very similar to the previous “IMPALA – Reserved Keywords
Hive DateTime Functions – UNIX_TIMESTAMP() and FROM_UNIXTIME()
In this article, we will address the frequently utilized Hive date and time functions that convert the date to BIGINT and from BIGINT to the
Hive SerDe – RegEx – Example6
This is a continuity part of the series “Hive SerDe Regular Expressions”. Most probably, the series will end before it hits 10. RegexSerDe uses regular
Big Data & SQL 