[DRILL-1938] Fix error message when reserved words are used in query.

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 0.7.0
• Fix Version/s: 1.2.0
• Component/s: SQL Parser
• Labels: no_verified_test
• Assignee: Aman Sinha
• Reporter: Subhash Gopinath
• Created: 06/Jan/15 19:12
• Updated: 04/Sep/15 00:09
• Resolved: 02/Jul/15 17:28

Description

When reserved words are used in a query, the error message thrown should be more user-friendly.

0: jdbc:drill:zk=10.10.82.51:5181> select user from
dfs.`/mr_output/output-2015-01-06_10-43-40_parquet` LIMIT 10;

Query failed: Query stopped., Failure while trying to materialize
incoming schema. Errors:

Error in expression at index -1. Error: Missing function
implementation: [user()]. Full expression: -UNKNOWN EXPRESSION-.. [
79c75e68-ac33-47b4-b7d3-0d65e96c7357 on CentOS001:31010 ]

Error: exception while executing query: Failure while executing query.
(state=,code=0)

Issue Links

• is duplicated by: DRILL-2179 better handle column called 'Timestamp'