[IMPALA-1922] Impala ODBC drivers - performance of rows dispatching is bad

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Invalid
• Affects Version/s: Impala 2.1.1, Impala 2.3.0
• Component/s: Clients
• Labels: performance supportability
• Target Version: Impala 2.10.0
• Assignee: Syed A. Hashmi
• Reporter: Denys Lamanov
• Created: 26/Mar/15 16:15
• Updated: 23/Aug/17 19:34
• Resolved: 23/Aug/17 19:34

Description

Windows x64, ODBC driver 2.5.23

select * from table1 limit 10000

ODBC driver (linked server to MS SQL 2014): 45 s

JDBC driver: 1 s

Also link to community forum
http://community.cloudera.com/t5/Interactive-Short-cycle-SQL/Impala-ODBC-performance/m-p/25794