[jira] [Created] (SPARK-28986) from_json cannot handle data with the same name but different case in the json string.

["iduanyingjie (Jira)" <ji...@apache.org>]

iduanyingjie created SPARK-28986:
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             Summary: from_json cannot handle data with the same name but different case in the json string.
                 Key: SPARK-28986
                 URL: https://issues.apache.org/jira/browse/SPARK-28986
             Project: Spark
          Issue Type: New Feature
          Components: SQL
    Affects Versions: 2.4.4
            Reporter: iduanyingjie


{code:java}
import org.apache.spark.sql.SparkSession
object JsonCaseInsensitive {  
  case class User(id: String, fields: String)
  val users = Seq(User("1", "{\"a\": \"b\"}"), User("2", "{\"A\": \"B\"}"))
  def main(args: Array[String]): Unit = {
    val spark = SparkSession.builder().master("local").appName("JsonCaseInsensitive").getOrCreate()
    import spark.implicits._
    spark.createDataset(users)
         .selectExpr("id", "from_json(fields, 'a String')")
         .show()
  }}


{code}
 



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