Package

org.apache.spark.sql.geosparksql.strategy

join

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package join

Visibility
  1. Public
  2. All

Type Members

  1. case class DistanceJoinExec(left: SparkPlan, right: SparkPlan, leftShape: Expression, rightShape: Expression, radius: Expression, intersects: Boolean, extraCondition: Option[Expression] = None) extends SparkPlan with BinaryExecNode with TraitJoinQueryExec with Logging with Product with Serializable

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  2. case class RangeJoinExec(left: SparkPlan, right: SparkPlan, leftShape: Expression, rightShape: Expression, intersects: Boolean, extraCondition: Option[Expression] = None) extends SparkPlan with BinaryExecNode with TraitJoinQueryExec with Logging with Product with Serializable

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    ST_Contains(left, right) - left contains right or ST_Intersects(left, right) - left and right intersect

    ST_Contains(left, right) - left contains right or ST_Intersects(left, right) - left and right intersect

    left

    left side of the join

    right

    right side of the join

    leftShape

    expression for the first argument of ST_Contains or ST_Intersects

    rightShape

    expression for the second argument of ST_Contains or ST_Intersects

    intersects

    boolean indicating whether spatial relationship is 'intersects' (true) or 'contains' (false)

  3. trait TraitJoinQueryExec extends AnyRef

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Value Members

  1. object JoinQueryDetector extends Strategy

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    Plans RangeJoinExec for inner joins on spatial relationships ST_Contains(a, b) and ST_Intersects(a, b).

    Plans RangeJoinExec for inner joins on spatial relationships ST_Contains(a, b) and ST_Intersects(a, b).

    Plans DistanceJoinExec for inner joins on spatial relationship ST_Distance(a, b) < r.

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