sampleclean.parse

SampleCleanQueryParser

class SampleCleanQueryParser extends AnyRef

The SampleCleanQueryParser is the class that handles parsing SampleClean commands. This class triggers execution when a command is parsed successfully. Commands that are not understood are passed down to the HiveContext which executes them as HiveQL Commands.

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Instance Constructors

  1. new SampleCleanQueryParser(scc: SampleCleanContext, saqp: SampleCleanAQP)

    scc

    SampleCleanContext is passed to the parser

    saqp

    SampleCleanAQP is passed to the parser

Type Members

  1. case class ParseError(details: String) extends Throwable with Product with Serializable

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  1. final def !=(arg0: AnyRef): Boolean

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  8. final def eq(arg0: AnyRef): Boolean

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  9. def equals(arg0: Any): Boolean

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  10. def expressionParser(command: String): (String, String)

    The expression parser parses a select statement and figures out what to do with it.

    The expression parser parses a select statement and figures out what to do with it. Basically there are two return objects (operator, attr)

    command

    lower case expr string

  11. def finalize(): Unit

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  16. final def notify(): Unit

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  17. final def notifyAll(): Unit

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  18. def parse(commandI: String): (Boolean, SchemaRDD)

    Parses a sampleclean query, if not a query returns false

  19. def queryParser(command: String, rawSC: Boolean = true): SampleCleanQuery

    This command parses a sampleclean SQL-like query the return object is a SampleCleanQuery object.

    This command parses a sampleclean SQL-like query the return object is a SampleCleanQuery object.

    command

    a String representation of the query. Expects lower case strings

  20. final def synchronized[T0](arg0: ⇒ T0): T0

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  21. def toString(): String

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