Class

org.opencypher.spark.impl.SparkSQLExprMapper

RichExpression

Related Doc: package SparkSQLExprMapper

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implicit class RichExpression extends AnyRef

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Instance Constructors

  1. new RichExpression(expr: Expr)

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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 asSparkSQLExpr(implicit header: RecordHeader, df: DataFrame, parameters: CypherMap): Column

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    Attempts to create a Spark SQL expression from the CAPS expression.

    Attempts to create a Spark SQL expression from the CAPS expression.

    header

    the header of the CAPSRecords in which the expression should be evaluated.

    df

    the dataframe containing the data over which the expression should be evaluated.

    parameters

    query parameters

    returns

    Some Spark SQL expression if the input was mappable, otherwise None.

  6. def clone(): AnyRef

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  7. def compare(comparator: (Column) ⇒ (Column) ⇒ Column, lhs: Expr, rhs: Expr)(implicit header: RecordHeader, df: DataFrame, parameters: CypherMap): Column

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    This is possible without violating Cypher semantics because

    This is possible without violating Cypher semantics because

    • Spark SQL returns null when comparing across types (from initial investigation)
    • We never have multiple types per column in CAPS (yet)
  8. final def eq(arg0: AnyRef): Boolean

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  9. def equals(arg0: Any): Boolean

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  10. def finalize(): Unit

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  11. final def getClass(): Class[_]

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  12. def gt(c: Column): (Column) ⇒ Column

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  13. def gteq(c: Column): (Column) ⇒ Column

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  14. def hashCode(): Int

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  15. final def isInstanceOf[T0]: Boolean

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  16. def lt(c: Column): (Column) ⇒ Column

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  17. def lteq(c: Column): (Column) ⇒ Column

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  18. final def ne(arg0: AnyRef): Boolean

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  19. final def notify(): Unit

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  20. final def notifyAll(): Unit

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

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  22. def toString(): String

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  23. def verify(implicit header: RecordHeader): Unit

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  24. final def wait(): Unit

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  25. final def wait(arg0: Long, arg1: Int): Unit

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  26. final def wait(arg0: Long): Unit

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