how to export data from hive table to csv?
["Method 1 : hive -e 'select * from table_orc_data;' | sed 's/[[:space:]]\\+/,/g' > ~/output.csv.", 'Method 2: $ hadoop fs -cat hdfs://servername/user/hive/warehouse/databasename/table_csv_export_data/* > ~/output.csvCopy.', '— Step 3a: Create CSV table with dummy header column as first row.']