[jira] [Assigned] (HIVE-15849) hplsql should add enterGlobalScope func to UDF

["Fei Hui (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-15849?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Fei Hui reassigned HIVE-15849:
------------------------------

    Assignee: Fei Hui

> hplsql should add enterGlobalScope func to UDF
> ----------------------------------------------
>
>                 Key: HIVE-15849
>                 URL: https://issues.apache.org/jira/browse/HIVE-15849
>             Project: Hive
>          Issue Type: Bug
>          Components: hpl/sql
>    Affects Versions: 2.2.0
>            Reporter: Fei Hui
>            Assignee: Fei Hui
>
> code in Udf.java
> {quote}
>     if (exec == null) {
>       exec = new Exec();
>       exec.enterGlobalScope();
>       String query = queryOI.getPrimitiveJavaObject(arguments[0].get());
>       String[] args = { "-e", query, "-trace" };
>       try {
>         exec.setUdfRun(true);
>         exec.init(args);
>       } catch (Exception e) {
>         throw new HiveException(e.getMessage());
>       }
>     }
>     if (arguments.length > 1) {
>       setParameters(arguments);
>     }
>     Var result = exec.run();
>     if (result != null) {
>       return result.toString();
>     }
> {quote}
> we should add 'exec.enterGlobalScope(); ' before set parameters
> before fixing this
> we get the result 
> Starting pre-SQL statement
> Starting pre-SQL statement
> Starting pre-SQL statement
> Starting pre-SQL statement
> Starting pre-SQL statement
> Starting query
> Query executed successfully (2.30 sec)
> Ln:8 SELECT completed successfully
> Ln:8 Standalone SELECT executed: 1 columns in the result set
> Hello, !
> Hello, !
> after fixing it
> we get the right result
> Starting pre-SQL statement
> Starting pre-SQL statement
> Starting pre-SQL statement
> Starting pre-SQL statement
> Starting pre-SQL statement
> Starting query
> Query executed successfully (2.35 sec)
> Ln:8 SELECT completed successfully
> Ln:8 Standalone SELECT executed: 1 columns in the result set
> Hello, fei!
> Hello, fei!
> tests come from HIVE-15832



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