[DRILL-7521] UNSUPPORTED_OPERATION ERROR: Hash aggregate does not support schema change

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Not A Problem
• Affects Version/s: 1.16.0
• Component/s: Server
• Assignee: Unassigned
• Reporter: Changbo Shu
• Created: 11/Jan/20 02:16
• Updated: 23/Apr/20 11:59
• Resolved: 23/Apr/20 11:59

Description

TPC-DS sql7, scale is 10G.

select

   i_item_id,

   avg(ss_quantity) agg1,

   avg(ss_list_price) agg2,

   avg(ss_coupon_amt) agg3,

   avg(ss_sales_price) agg4

from store_sales, customer_demographics, date_dim, item, promotion

where 

    ss_sold_date_sk = d_date_sk and

    ss_item_sk = i_item_sk and

    ss_cdemo_sk = cd_demo_sk and

    ss_promo_sk = p_promo_sk and

    cd_gender = 'F' and

    cd_marital_status = 'W' and

    cd_education_status = 'College' and

   (p_channel_email = 'N' or p_channel_event = 'N') and

   d_year = 2001

group by i_item_id

order by i_item_id

limit 100;

 

exception stack:

UNSUPPORTED_OPERATION ERROR: Hash aggregate does not support schema change

 Prior schema:

BatchSchema [fields=[[`i_item_id`(varchar:optional)],[`ss_quantity` (int:optional)], [`ss_list_price` (int:optional)] ,[`ss_coupon_amt` (int:optional)], [`ss_sales_price`(int:optional)],selectionVector=NONE]

New schema:

BatchSchema [fields=[[`i_item_id`(varchar:optional)], [`ss_quantity` (int:optional)],[`ss_list_price` (vardecimal(7,2):optional), children=([`$bit$` (uint1:required)], [`ss_list_price` (vardecimal(7,2):optional), children=([`$offset$` (uint4:required)],  [`ss_coupon_amt` (vardecimal(7,2):optional), children=([`$bit$` (uint1:required)], [`ss_coupon_amt` (vardecimal(7,2):optional), children=([`$offset$` (uint4:required)],  [`ss_sales_price` (vardecimal(7,2):optional), children=([`$bit$` (uint1:required)], [`ss_sales_price` (vardecimal(7,2):optional), children=([`$offset$` (uint4:required)],  ,selectionVector=NONE]