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[SQL] Minor doc update: Add an example in DataFrameReader.schema #20491

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[SQL] Minor doc update: Add an example in DataFrameReader.schema #20491

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[SQL] Minor doc update: Add an example in DataFrameReader.schema
rxin Feb 2, 2018
e5e5e0b
fix typo
rxin Feb 2, 2018
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4 changes: 4 additions & 0 deletions sql/core/src/main/scala/org/apache/spark/sql/DataFrameReader.scala
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Expand Up @@ -74,6 +74,10 @@ class DataFrameReader private[sql](sparkSession: SparkSession) extends Logging {
* infer the input schema automatically from data. By specifying the schema here, the underlying
* data source can skip the schema inference step, and thus speed up data loading.
*
* {{{
* spark.read.schema("a INT, b STRING, c DOUBLE").csv("test.csv")
* }}}
*
* @since 2.3.0
*/
def schema(schemaString: String): DataFrameReader = {
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