What are the Secondary NameNode’s functions?
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What does SerDe in the Hive mean?
What is big data?
Describe how Hive is used in the Hadoop ecosystem.
Why does Hadoop employ the context object?
Describe the purpose of the .hiverc file in Hive.
Describe the Snowflake Schema.
What Skills Does a Data Engineer Need?
How does schema evolution work?
Which two messages does NameNode get from DataNode?