asfgit closed pull request #23345: [SPARK-26384][SQL] Propagate SQL configs for
CSV schema inferring
URL: https://github.com/apache/spark/pull/23345
This is a PR merged from a forked repository.
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diff --git
a/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/csv/CSVDataSource.scala
b/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/csv/CSVDataSource.scala
index b46dfb94c133e..375cec597166c 100644
---
a/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/csv/CSVDataSource.scala
+++
b/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/csv/CSVDataSource.scala
@@ -35,6 +35,7 @@ import org.apache.spark.rdd.{BinaryFileRDD, RDD}
import org.apache.spark.sql.{Dataset, Encoders, SparkSession}
import org.apache.spark.sql.catalyst.InternalRow
import org.apache.spark.sql.catalyst.csv.{CSVHeaderChecker, CSVInferSchema,
CSVOptions, UnivocityParser}
+import org.apache.spark.sql.execution.SQLExecution
import org.apache.spark.sql.execution.datasources._
import org.apache.spark.sql.execution.datasources.text.TextFileFormat
import org.apache.spark.sql.types.StructType
@@ -135,7 +136,9 @@ object TextInputCSVDataSource extends CSVDataSource {
val parser = new CsvParser(parsedOptions.asParserSettings)
linesWithoutHeader.map(parser.parseLine)
}
- new CSVInferSchema(parsedOptions).infer(tokenRDD, header)
+ SQLExecution.withSQLConfPropagated(csv.sparkSession) {
+ new CSVInferSchema(parsedOptions).infer(tokenRDD, header)
+ }
case _ =>
// If the first line could not be read, just return the empty schema.
StructType(Nil)
@@ -208,7 +211,9 @@ object MultiLineCSVDataSource extends CSVDataSource {
encoding = parsedOptions.charset)
}
val sampled = CSVUtils.sample(tokenRDD, parsedOptions)
- new CSVInferSchema(parsedOptions).infer(sampled, header)
+ SQLExecution.withSQLConfPropagated(sparkSession) {
+ new CSVInferSchema(parsedOptions).infer(sampled, header)
+ }
case None =>
// If the first row could not be read, just return the empty schema.
StructType(Nil)
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