[jira] [Resolved] (TRAFODION-3136) Improve on split_part builtin-function

["zhang.lei (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/TRAFODION-3136?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

zhang.lei resolved TRAFODION-3136.
----------------------------------
    Resolution: Resolved

> Improve on split_part builtin-function
> --------------------------------------
>
>                 Key: TRAFODION-3136
>                 URL: https://issues.apache.org/jira/browse/TRAFODION-3136
>             Project: Apache Trafodion
>          Issue Type: Improvement
>            Reporter: zhang.lei
>            Assignee: zhang.lei
>            Priority: Major
>
> {color:#FF0000}use like below descripyon:{color}
>  
> >>select split_part('sa:sbl:sc', ':', 1) from t038sf;
> (EXPR)
> ---------
> sa
> --- 1 row(s) selected.
> >>select split_part('sa:sbl:sc', ':', 2) from t038sf;
> (EXPR)
> ---------
> sbl
> --- 1 row(s) selected.
> >>select split_part('sa:sbl:sc', ':', 3) from t038sf;
> (EXPR) 
> ---------
> sc 
> --- 1 row(s) selected.
> >>
> >>-- **ERROR** 
> >>select split_part('sa:sbl:sc', ':', 0) from t038sf;
> *** ERROR[4497] The Third operand of split_part must be greater than 0
> --- 0 row(s) selected.
> >>–**EMPTY RESULT**
> >>select split_part('sa:sbl:sc', ':', 4) from t038sf;
> (EXPR) 
> ---------
>  
> --- 1 row(s) selected.
>  
> >> create table T038sf(a int, b char(10), c varchar(30));
> >>insert into T038sf values(110, 'a/b/c', 'sa/dsd/s');
> --- 1 row(s) inserted.
> >>insert into T038sf values(111, 'sasd', 'dsa:/~sd');
> --- 1 row(s) inserted.
> >>insert into T038sf values(112, '#$%$#@', 'dsasggggsad');
> --- 1 row(s) inserted.
> >>insert into T038sf values(114, 'a', '这是^中文：测试');
> --- 1 row(s) inserted.
> >>select split_part(c, '/', 2) from t038sf;
> (EXPR) 
> ------------------------------
> dsd 
> ~sd 
>  
>  
> --- 4 row(s) selected.
> >>select split_part(c, 'ggg', 2) from t038sf;
> (EXPR) 
> ------------------------------
>  
> gsad
> --- 4 row(s) selected.
> >>select split_part(c, 'sd', 1) from t038sf;
> (EXPR) 
> ------------------------------
> sa/d 
> dsa:/~ 
>  
>  
> --- 4 row(s) selected.
>  
> >>select split_part(c, '：', 1) from t038sf;
> (EXPR) 
> ------------------------------
>  
> 这是^中文
> --- 4 row(s) selected.



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