[jira] [Commented] (TRAFODION-2335) support functions in the column default definition

["liu ming (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/TRAFODION-2335?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16352500#comment-16352500 ] 

liu ming commented on TRAFODION-2335:
-------------------------------------

/* type pElemDDL */
col_def_default_clause_argument : literal_negatable
 {
 $$ = new (PARSERHEAP())
 ElemDDLColDefault(
 ElemDDLColDefault::COL_DEFAULT,
 $1 /*literal*/);
 }

| datetime_value_function
 {
 $$ = new (PARSERHEAP())
 ElemDDLColDefault(
 ElemDDLColDefault::COL_DEFAULT,
 $1 /*datetime_value_function*/);
 }

| builtin_function_user
 {
 $$ = new (PARSERHEAP())
 ElemDDLColDefault(
 ElemDDLColDefault::COL_DEFAULT,
 $1 /*builtin_function_user*/);
 }

| null_constant
 {
 $$ = new (PARSERHEAP())
 ElemDDLColDefault(
 ElemDDLColDefault::COL_DEFAULT,
 $1 /*null_constant*/);
 }

 

 

> support functions in the column default definition
> --------------------------------------------------
>
>                 Key: TRAFODION-2335
>                 URL: https://issues.apache.org/jira/browse/TRAFODION-2335
>             Project: Apache Trafodion
>          Issue Type: New Feature
>            Reporter: liu ming
>            Assignee: liu ming
>            Priority: Minor
>
> It is possible to use Function in create table DDL for column default in some other RDBMS, it is desired to support that as well.
> Requirement is still not 100% clear, need further study.
> File JIRA to track first.



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