Pergunta

select * from information_schema.columns;

In MySQL gives me the dbname, table name and column details of a MySQL db.

Can I get the same details in hive from any tables?

Foi útil?

Solução

If you have configured your metastore in mysql .Then there are tables in the metastore database named DBS, COLUMNS_V2 which will have metadata of all hive DBs and tables .

Outras dicas

Describe will meet your requirement.

   hive -e "desc formatted tablename"

On above output you can use grep like below

hive -e "desc formatted tablename" |grep -i database

only column names can be get with below command.

hive -e "show columns from tablename"
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