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c

org.apache.spark.sql.catalyst.csv

CSVHeaderChecker

class CSVHeaderChecker extends Logging

Checks that column names in a CSV header and field names in the schema are the same by taking into account case sensitivity.

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Instance Constructors

  1. new CSVHeaderChecker(schema: StructType, options: CSVOptions, source: String, isStartOfFile: Boolean = false)

    schema

    provided (or inferred) schema to which CSV must conform.

    options

    parsed CSV options.

    source

    name of CSV source that are currently checked. It is used in error messages.

    isStartOfFile

    indicates if the currently processing partition is the start of the file. if unknown or not applicable (for instance when the input is a dataset), can be omitted.

Value Members

  1. final def !=(arg0: Any): Boolean
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  2. final def ##(): Int
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  3. final def ==(arg0: Any): Boolean
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  4. final def asInstanceOf[T0]: T0
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  5. def checkHeaderColumnNames(line: String): Unit
  6. def clone(): AnyRef
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  7. final def eq(arg0: AnyRef): Boolean
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  12. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
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  13. def initializeLogIfNecessary(isInterpreter: Boolean): Unit
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  15. def isTraceEnabled(): Boolean
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  17. def logDebug(msg: ⇒ String, throwable: Throwable): Unit
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