SELECT
b.nspname||’.’||a.relname as TableName
,case c.columnstore
when ‘f’ then ‘Row Orientation’
when ‘t’ then ‘Column Orientation’
end as TableStorageType
,case COALESCE(c.compresstype,”)
when ” then ‘No Compression’
else c.compresstype
end as CompressionType
,case COALESCE(c.compresslevel,”)
when ” then 0
else c.compresslevel
end as CompressionLevel
FROM pg_class a
,pg_namespace b
,(select relid,segrelid,segidxid,columnstore,compresstype,compresslevel from pg_appendonly) c
WHERE b.oid=a.relnamespace
and a.oid=c.relid