View Table Structure in ACT - response (3) by kseshasaisrivatsav

\d schemaname.tablename shows 
columnname
column type
modifiers for columns
table type (fact/dimention )
distribution key
storage type ( row / column) 
permanent
 
What you cannot see in ACT is partition info. ( I use aqua data studio to check out partitioning)
How ever you can check out partitioning info using nc_all_child_partitions and nc_all_parent_partitions views. ( join with nc_all_tables and nc_all_schemas )