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[SPARK-35045][SQL][FOLLOW-UP] Add a configuration for CSV input buffer size #32231

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[SPARK-35045][SQL][FOLLOW-UP] Add a configuration for CSV input buffer size #32231

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1 change: 1 addition & 0 deletions sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/csv/CSVOptions.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -212,6 +212,7 @@ class CSVOptions(
val lineSeparatorInWrite: Option[String] = lineSeparator

val inputBufferSize: Option[Int] = parameters.get("inputBufferSize").map(_.toInt)
.orElse(SQLConf.get.getConf(SQLConf.CSV_INPUT_BUFFER_SIZE))

/**
* The handling method to be used when unescaped quotes are found in the input.
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10 changes: 10 additions & 0 deletions sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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Expand Up @@ -2453,6 +2453,16 @@ object SQLConf {
.booleanConf
.createWithDefault(true)

val CSV_INPUT_BUFFER_SIZE = buildConf("spark.sql.csv.parser.inputBufferSize")
.internal()
.doc("If it is set, it configures the buffer size of CSV input during parsing. " +
"It is the same as inputBufferSize option in CSV which has a higher priority. " +
"Note that this is a workaround for the parsing library's regression, and this " +
"configuration is internal and supposed to be removed in the near future.")
.version("3.0.3")
.intConf
.createOptional

val REPL_EAGER_EVAL_ENABLED = buildConf("spark.sql.repl.eagerEval.enabled")
.doc("Enables eager evaluation or not. When true, the top K rows of Dataset will be " +
"displayed if and only if the REPL supports the eager evaluation. Currently, the " +
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