[jira] [Assigned] (SPARK-21224) Support a DDL-formatted string as schema in reading for R
[
https://issues.apache.org/jira/browse/SPARK-21224?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Apache Spark reassigned SPARK-21224:
Assignee: Apache Spark
> Support a DDL-formatted string as schema in reading for R
> -
>
> Key: SPARK-21224
> URL: https://issues.apache.org/jira/browse/SPARK-21224
> Project: Spark
> Issue Type: Improvement
> Components: SparkR
>Affects Versions: 2.2.0
>Reporter: Hyukjin Kwon
>Assignee: Apache Spark
>Priority: Minor
>
> This might have to be a followup for SPARK-20431 but I just decided to make
> this separate for R specifically as many PRs might be confusing.
> Please refer the discussion in the PR and SPARK-20431.
> In a simple view, this JIRA describes the support for a DDL-formetted string
> as schema as below:
> {code}
> mockLines <- c("{\"name\":\"Michael\"}",
>"{\"name\":\"Andy\", \"age\":30}",
>"{\"name\":\"Justin\", \"age\":19}")
> jsonPath <- tempfile(pattern = "sparkr-test", fileext = ".tmp")
> writeLines(mockLines, jsonPath)
> df <- read.df(jsonPath, "json", "name STRING, age DOUBLE")
> collect(df)
> {code}
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[jira] [Assigned] (SPARK-21224) Support a DDL-formatted string as schema in reading for R
[
https://issues.apache.org/jira/browse/SPARK-21224?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Apache Spark reassigned SPARK-21224:
Assignee: (was: Apache Spark)
> Support a DDL-formatted string as schema in reading for R
> -
>
> Key: SPARK-21224
> URL: https://issues.apache.org/jira/browse/SPARK-21224
> Project: Spark
> Issue Type: Improvement
> Components: SparkR
>Affects Versions: 2.2.0
>Reporter: Hyukjin Kwon
>Priority: Minor
>
> This might have to be a followup for SPARK-20431 but I just decided to make
> this separate for R specifically as many PRs might be confusing.
> Please refer the discussion in the PR and SPARK-20431.
> In a simple view, this JIRA describes the support for a DDL-formetted string
> as schema as below:
> {code}
> mockLines <- c("{\"name\":\"Michael\"}",
>"{\"name\":\"Andy\", \"age\":30}",
>"{\"name\":\"Justin\", \"age\":19}")
> jsonPath <- tempfile(pattern = "sparkr-test", fileext = ".tmp")
> writeLines(mockLines, jsonPath)
> df <- read.df(jsonPath, "json", "name STRING, age DOUBLE")
> collect(df)
> {code}
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[jira] [Assigned] (SPARK-21224) Support a DDL-formatted string as schema in reading for R
[
https://issues.apache.org/jira/browse/SPARK-21224?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Felix Cheung reassigned SPARK-21224:
Assignee: Hyukjin Kwon
> Support a DDL-formatted string as schema in reading for R
> -
>
> Key: SPARK-21224
> URL: https://issues.apache.org/jira/browse/SPARK-21224
> Project: Spark
> Issue Type: Improvement
> Components: SparkR
>Affects Versions: 2.2.0
>Reporter: Hyukjin Kwon
>Assignee: Hyukjin Kwon
>Priority: Minor
>
> This might have to be a followup for SPARK-20431 but I just decided to make
> this separate for R specifically as many PRs might be confusing.
> Please refer the discussion in the PR and SPARK-20431.
> In a simple view, this JIRA describes the support for a DDL-formetted string
> as schema as below:
> {code}
> mockLines <- c("{\"name\":\"Michael\"}",
>"{\"name\":\"Andy\", \"age\":30}",
>"{\"name\":\"Justin\", \"age\":19}")
> jsonPath <- tempfile(pattern = "sparkr-test", fileext = ".tmp")
> writeLines(mockLines, jsonPath)
> df <- read.df(jsonPath, "json", "name STRING, age DOUBLE")
> collect(df)
> {code}
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