[
https://issues.apache.org/jira/browse/FLINK-32969?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Lyn Zhang updated FLINK-32969:
------------------------------
Description:
If Function will cause NullPointException when the third param is other
function.
h1. Example:
{code:java}
CREATE TABLE source (
name STRING ,
score INT
) WITH (
'connector' = 'socket',
'hostname' = 'localhost:9999',
'port' = '9999',
'byte-delimiter' = '10',
'format' = 'json'
);
CREATE TABLE print(
name STRING,
score INT
) WITH ('connector' = 'print');
INSERT INTO print
SELECT IF(name = 'aa', 'null', CONCAT(name,'x')),score
FROM source;{code}
–- \{"name":"aa","score":10}
h1. Code Generator Result
[^if_function_codegen.java]
!image-2023-08-28-10-55-26-228.png|width=648,height=317!
h1. Exception Stack
!image-2023-08-28-11-02-03-842.png|width=707,height=161!
was:
If Function will cause NullPointException when the third param is other
function.
h1. Example:
{code:java}
CREATE TABLE source (
name STRING ,
score INT
) WITH (
'connector' = 'socket',
'hostname' = 'localhost:9999',
'port' = '9999',
'byte-delimiter' = '10',
'format' = 'json'
);
CREATE TABLE print(
name STRING,
score INT
) WITH ('connector' = 'print');
INSERT INTO print
SELECT IF(name = 'aa', 'null', CONCAT(name,'x')),score
FROM source;{code}
–- \{"name":"aa","score":10}
h1. Code Generator Result
[^if_function_codegen.java]
!image-2023-08-28-10-55-26-228.png!
h1. Exception Stack
!image-2023-08-28-11-02-03-842.png!
> IfCallGen NullPointException Bug
> --------------------------------
>
> Key: FLINK-32969
> URL: https://issues.apache.org/jira/browse/FLINK-32969
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / Planner
> Affects Versions: 1.17.1
> Reporter: Lyn Zhang
> Priority: Major
> Attachments: if_function_codegen.java,
> image-2023-08-28-10-55-26-228.png, image-2023-08-28-11-02-03-842.png
>
>
> If Function will cause NullPointException when the third param is other
> function.
> h1. Example:
> {code:java}
> CREATE TABLE source (
> name STRING ,
> score INT
> ) WITH (
> 'connector' = 'socket',
> 'hostname' = 'localhost:9999',
> 'port' = '9999',
> 'byte-delimiter' = '10',
> 'format' = 'json'
> );
> CREATE TABLE print(
> name STRING,
> score INT
> ) WITH ('connector' = 'print');
> INSERT INTO print
> SELECT IF(name = 'aa', 'null', CONCAT(name,'x')),score
> FROM source;{code}
> –- \{"name":"aa","score":10}
>
> h1. Code Generator Result
> [^if_function_codegen.java]
> !image-2023-08-28-10-55-26-228.png|width=648,height=317!
> h1. Exception Stack
> !image-2023-08-28-11-02-03-842.png|width=707,height=161!
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