[jira] [Commented] (SPARK-35374) Add string-to-number conversion support to JacksonParser

2021-05-11 Thread Apache Spark (Jira) 


[ 
https://issues.apache.org/jira/browse/SPARK-35374?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17342733#comment-17342733
 ] 

Apache Spark commented on SPARK-35374:
--

User 'sarutak' has created a pull request for this issue:
https://github.com/apache/spark/pull/32506

> Add string-to-number conversion support to JacksonParser
> 
>
> Key: SPARK-35374
> URL: https://issues.apache.org/jira/browse/SPARK-35374
> Project: Spark
>  Issue Type: Improvement
>  Components: SQL
>Affects Versions: 2.4.7, 3.1.1, 3.2.0
>Reporter: Kousuke Saruta
>Assignee: Kousuke Saruta
>Priority: Minor
>
> In the current implementation, spark.read.json doesn't convert numbers 
> represented as string even though types are specified by schema.
> Here is anexample.
> {code}
> $ cat test.json
> { "value": "foo" }
> 
> { "value": "100" }
> 
> { "value": "257" }
> 
> { "value": "32768" }  
> 
> { "value": "2147483648" } 
> 
> { "value": "2.71f" }  
> 
> { "value": "1.0E100" }  
> $ bin/spark-shell
> import org.apache.spark.sql.types._
> val df = spark.read.
>   schema(StructType(StructField("value", DoubleType)::Nil)).json("test.json")
> df.show
> +-+
> |value|
> +-+
> | null|
> | null|
> | null|
> | null|
> | null|
> | null|
> | null|
> +-+
> {code}



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[jira] [Commented] (SPARK-35374) Add string-to-number conversion support to JacksonParser

2021-05-11 Thread Apache Spark (Jira) 


[ 
https://issues.apache.org/jira/browse/SPARK-35374?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17342732#comment-17342732
 ] 

Apache Spark commented on SPARK-35374:
--

User 'sarutak' has created a pull request for this issue:
https://github.com/apache/spark/pull/32506

> Add string-to-number conversion support to JacksonParser
> 
>
> Key: SPARK-35374
> URL: https://issues.apache.org/jira/browse/SPARK-35374
> Project: Spark
>  Issue Type: Improvement
>  Components: SQL
>Affects Versions: 2.4.7, 3.1.1, 3.2.0
>Reporter: Kousuke Saruta
>Assignee: Kousuke Saruta
>Priority: Minor
>
> In the current implementation, spark.read.json doesn't convert numbers 
> represented as string even though types are specified by schema.
> Here is anexample.
> {code}
> $ cat test.json
> { "value": "foo" }
> 
> { "value": "100" }
> 
> { "value": "257" }
> 
> { "value": "32768" }  
> 
> { "value": "2147483648" } 
> 
> { "value": "2.71f" }  
> 
> { "value": "1.0E100" }  
> $ bin/spark-shell
> import org.apache.spark.sql.types._
> val df = spark.read.
>   schema(StructType(StructField("value", DoubleType)::Nil)).json("test.json")
> df.show
> +-+
> |value|
> +-+
> | null|
> | null|
> | null|
> | null|
> | null|
> | null|
> | null|
> +-+
> {code}



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