Hi. I am new to Hive and I was going through the commands. While reading about the USE command I saw 2 usage.
My question is that when I use the default database, how will I know which database I am using? Is there a way to know which is the default database?
Yes, you can find out which database is the default database. For that, you will first, change to the default database:
and then display the current database:
Well, what you can do is use ...READ MORE
hdfs dfsadmin -report
This command tells fs ...READ MORE
You can try this:
CREATE TABLE temp
You can get the column names by ...READ MORE
Firstly you need to understand the concept ...READ MORE
org.apache.hadoop.mapred is the Old API
org.apache.hadoop.mapreduce is the ...READ MORE
put <localSrc> <dest>
copyFr ...READ MORE
In your case there is no difference ...READ MORE
This step shows the configuration properties you ...READ MORE
To compress the output of the MapReduce ...READ MORE
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