This query returns the output table:
SELECT * FROM categorize_output ORDER BY 1;
The output table looks like the input table, but its schema is different. To check the output data variable types, use this query: \d categorize_output
The query returns:
Table "public"."categorize_output" Column | Type | Modifiers ----------------------------------------- sn | integer | price | real | lotsize | real | driveway | integer | recroom | character varying | fullbase | character varying | gashw | character varying | airco | character varying | prefarea | character varying | homestyle | character varying | Table Type: fact Distribution Key: sn Compression Level: none Storage Type: row Persistence: permanent