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https://issues.apache.org/jira/browse/FLINK-13900?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16962739#comment-16962739
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xiaodao commented on FLINK-13900:
---------------------------------

why not design console just like a sink table.we can set any property like 
speed limit for it.
for this, we can just use sql.

create table kafka_logs(...) with(...);

CREATE TABLE rds_out (
 start_timestamp TIMESTAMP,
 end_timestamp TIMESTAMP,
 card_id VARCHAR,
 event VARCHAR
) WITH (
 type ='console',
 speedlimit ='1m'
);


INSERT INTO rds_out
SELECT * FROM kafka_logs

> Add a built-in "console" sink to print results in console
> ---------------------------------------------------------
>
>                 Key: FLINK-13900
>                 URL: https://issues.apache.org/jira/browse/FLINK-13900
>             Project: Flink
>          Issue Type: New Feature
>          Components: Table SQL / API, Table SQL / Planner
>            Reporter: Jark Wu
>            Priority: Major
>
> It is a useful feature for debugging and quickstart. With the console builtin 
> sink, we can directly output arbitrary query into the console or 
> {{taskmanager.out}} in cluster setup. 
> Currently, we have to implement a dedicate PrintTableSink and configure every 
> field names and types before output the query, which is very verbose. 
> {code:sql}
> INSERT INTO console
> SELECT * FROM kafka_logs
> {code}



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