question How can we create dynamic partitions in Hive external table.? in Support Questions

question How can we create dynamic partitions in Hive external table.? in Support Questions https://community.cloudera.com/t5/Support-Questions/How-can-we-create-dynamic-partitions-in-Hive-external-table/m-p/124821#M87565 Hi, i created an external table in HIVE with 150 columns. i have a .csv file for each day , and eventually i will have to load data for 4 years.i just loaded one month worth of files which turned into 2mill rows.i now like to partition the table by date (which first column in the table and file).1.how can i partion on existing table and 2. can i do it dynamically when i load other files.Regards,Sai Wed, 11 Jan 2017 23:37:37 GMT saikrishna_tara 2017-01-11T23:37:37Z