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https://issues.apache.org/jira/browse/FLINK-14784?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16974365#comment-16974365
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Leonard Xu commented on FLINK-14784:
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[~ykt836] could you help assign this to me？
and I submit a PR here [https://github.com/apache/flink/pull/10199,
|https://github.com/apache/flink/pull/10199]
It will be great if you can have a look:)
> CsvTableSink miss delimiter when row start with null member
> -----------------------------------------------------------
>
> Key: FLINK-14784
> URL: https://issues.apache.org/jira/browse/FLINK-14784
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / API
> Affects Versions: 1.9.1
> Reporter: Leonard Xu
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.10.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> {code:java}
> //
> public String map(Row row) {
> StringBuilder builder = new StringBuilder();
> Object o;
> for (int i = 0; i < row.getArity(); i++) {
> if (builder.length() != 0) {
> builder.append(fieldDelim);
> }
> if ((o = row.getField(i)) != null) {
> builder.append(o);
> }
> }
> return builder.toString();
> }{code}
> when row start with null member, result string will miss delimiter.
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