Hi,

Fundamentally Hive tables have structure and support provided by desc
formatted <TABLE> and show partitions <TABLE>.

Hive does not support indexes in real HQL operations (I stand corrected).
So what we have are tables, partitions and clustering (AKA hash
partitioning).

Hive does not support indexes because Hadoop lacks blocks locality
necessary for indexes. So If I use a tool like Collibra, Ab-intio etc what
advantage(s) one is going to gain on top a simple sell scrip to get table
and partition definitions?

Thanks,

Dr Mich Talebzadeh



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