[DRILL-500] Drill fails to parse '%' in query

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 0.4.0
• Component/s: Functions - Drill

Environment

CentOS release 6.2

• Assignee: Jacques Nadeau
• Reporter: Krystal
• Created: 10/Apr/14 21:52
• Updated: 20/Apr/15 21:50
• Resolved: 29/May/14 17:47

Description

Ran the following query:
select (name || registration) as COL from voter where name like '%young';

The query fails with the following error:

0: jdbc:drill:schema=dfs> select (name || registration) as COL from dfs.`voter` where name like '%young';
Query failed: org.apache.drill.exec.rpc.RpcException: Remote failure while running query.[error_id: "fbebd5a8-cb5a-411a-af1b-6adcdb489a74"
endpoint {
address: "qa-node57.qa.lab"
user_port: 31010
control_port: 31011
data_port: 31012
}
error_type: 0
message: "Failure while parsing sql. < ValidationException:[ org.eigenbase.util.EigenbaseContextException: From line 0, column 0 to line 1, column 78 ] < EigenbaseContextException:[ From line 0, column 0 to line 1, column 78 ] < SqlValidatorException:[ Operands voter.NAME, \'%young\' not comparable to each other ]"
]
Error: exception while executing query (state=,code=0)