[DRILL-1739] Parquet complex reader does * if no matching columns are found

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 0.7.0
• Component/s: Storage - Parquet
• Assignee: Parth Chandra
• Reporter: Ramana Inukonda Nagaraj
• Created: 17/Nov/14 22:11
• Updated: 30/Nov/14 19:43
• Resolved: 30/Nov/14 19:43

Description

0: jdbc:drill:> select c_customer_sk from `0_0_0.parquet` limit 1;
---------------

c_customer_sk

---------------

1

---------------

When a non existent column is queried- Drill returns all columns like a * operation

0: jdbc:drill:> select ramana from `0_0_0.parquet` limit 1;
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

c_customer_sk

c_customer_id

c_current_cdemo_sk

c_current_hdemo_sk

c_current_addr_sk

c_first_shipto_date_sk

c_first_sales_date_sk

c_salutation

c_first_name

c_last_name

c_preferred_cust_flag

c_birth_day

c_birth_month

c_birth_year

c_birth_country

c_login

c_email_address

c_last_review_date

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

1

AAAAAAAABAAAAAAA

980124

7135

32946

2452238

2452208

Mr.

Javier

Lewis

Y

9

12

1936

CHILE

null

[e-mail]

2452508

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
1 row selected (0.404 seconds)