Big Data – Hive and Impala.
I’m stuck on a Computer Science question and need an explanation.
/0x4*
Lab#6
Hive and Impala
1)Import table “webpage” via Sqoop
$ sqoop import
–connect jdbc:mysql://localhost/loudacre
–username training –password training
–table webpage
–target-dir /loudacre/webpage
–fields-terminated-by “t”
2)Validate the imported data in HDFS ( Please provide screenshot from Terminal and NOT HUE )
3)Create External Table via Hive session
CREATE EXTERNAL TABLE webpage
(page_id SMALLINT,
name STRING,
assoc_files STRING)
ROW FORMAT DELIMITED
FIELDS TERMINATED BY ‘t’
LOCATION ‘/loudacre/webpage’
4)Open FireFox browser and run the below query from Hive
SELECT * FROM webpage WHERE name LIKE “ifruit%”
5)Open FireFox browser and run the below query from Impala
SELECT * FROM webpage WHERE name LIKE “ifruit%”
