[jira] [Assigned] (TAJO-1643) SQLParse can't parse table alias in in brackets.

["Hyunsik Choi (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/TAJO-1643?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hyunsik Choi reassigned TAJO-1643:
----------------------------------

    Assignee: Hyunsik Choi

> SQLParse can't parse table alias in in brackets.
> ------------------------------------------------
>
>                 Key: TAJO-1643
>                 URL: https://issues.apache.org/jira/browse/TAJO-1643
>             Project: Tajo
>          Issue Type: Bug
>          Components: SQL Parser
>            Reporter: Jaehwa Jung
>            Assignee: Hyunsik Choi
>             Fix For: 0.11.1
>
>
> SQLParser can't parse table alias in brackets as following:
> {code:xml}
> tpch> select c.*
> > from (customer as c)
> > ;
> ERROR: syntax error at or near '('
> LINE 2:5 from (customer as c)
> {code}
> Above case, I found error logs as follows.
> {code:xml}
> Caused by: org.apache.tajo.engine.parser.SQLParseError: ERROR: syntax error at or near '('
> LINE 2:5 from (customer as c)
>               ^
> 	at org.apache.tajo.engine.parser.SQLErrorListener.syntaxError(SQLErrorListener.java:36)
> 	at org.antlr.v4.runtime.ProxyErrorListener.syntaxError(ProxyErrorListener.java:65)
> 	at org.antlr.v4.runtime.Parser.notifyErrorListeners(Parser.java:473)
> 	at org.apache.tajo.engine.parser.SQLErrorStrategy.reportNoViableAltException(SQLErrorStrategy.java:57)
> 	at org.apache.tajo.engine.parser.SQLErrorStrategy.reportError(SQLErrorStrategy.java:35)
> 	at org.apache.tajo.engine.parser.SQLParser.table_reference(SQLParser.java:10002)
> 	at org.apache.tajo.engine.parser.SQLParser.table_reference_list(SQLParser.java:9925)
> 	at org.apache.tajo.engine.parser.SQLParser.from_clause(SQLParser.java:9874)
> 	at org.apache.tajo.engine.parser.SQLParser.table_expression(SQLParser.java:9781)
> 	at org.apache.tajo.engine.parser.SQLParser.query_specification(SQLParser.java:13541)
> 	at org.apache.tajo.engine.parser.SQLParser.simple_table(SQLParser.java:13251)
> 	at org.apache.tajo.engine.parser.SQLParser.non_join_query_primary(SQLParser.java:13190)
> 	at org.apache.tajo.engine.parser.SQLParser.non_join_query_term(SQLParser.java:13029)
> 	at org.apache.tajo.engine.parser.SQLParser.non_join_query_expression(SQLParser.java:12841)
> 	at org.apache.tajo.engine.parser.SQLParser.query_expression_body(SQLParser.java:12759)
> 	at org.apache.tajo.engine.parser.SQLParser.query_expression(SQLParser.java:12710)
> 	at org.apache.tajo.engine.parser.SQLParser.data_statement(SQLParser.java:669)
> 	at org.apache.tajo.engine.parser.SQLParser.statement(SQLParser.java:422)
> 	at org.apache.tajo.engine.parser.SQLParser.sql(SQLParser.java:307)
> 	at org.apache.tajo.engine.parser.SQLAnalyzer.parse(SQLAnalyzer.java:65)
> {code}



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