Package

astraea.spark.rasterframes.datasource

geotrellis

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package geotrellis

Extension methods for literate and type-safe loading of geotrellis layers.

Since

1/12/18

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Type Members

  1. implicit class DataFrameReaderHasGeotrellisFormat extends AnyRef

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    Set of convenience extension methods on org.apache.spark.sql.DataFrameReader for querying the GeoTrellis catalog and loading layers from it.

  2. implicit class DataFrameWriterHasGeotrellisFormat[T] extends AnyRef

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  3. class DefaultSource extends DataSourceRegister with RelationProvider with CreatableRelationProvider

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    DataSource over a GeoTrellis layer store.

    DataSource over a GeoTrellis layer store.

    Annotations
    @Experimental()
  4. class GeoTrellisCatalog extends DataSourceRegister with RelationProvider

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    Annotations
    @Experimental()
    Since

    1/12/18

  5. type GeoTrellisRasterFrameReader = DataFrameReader with Tagged[GeoTrellisRasterFrameReaderTag]

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    Tagged type construction for enabling type-safe extension methods for loading a RasterFrame from a GeoTrellis layer.

  6. trait GeoTrellisRasterFrameReaderTag extends AnyRef

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  7. type GeoTrellisRasterFrameWriter[T] = DataFrameWriter[T] with Tagged[GeoTrellisRasterFrameWriterTag]

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    Tagged type construction for enabling type-safe extension methods for writing a RasterFrame to a GeoTrellis layer.

  8. trait GeoTrellisRasterFrameWriterTag extends AnyRef

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  9. implicit class GeoTrellisReaderWithRF extends AnyRef

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    Extension methods for loading a RasterFrame from a tagged DataFrameReader.

  10. case class GeoTrellisRelation(sqlContext: SQLContext, uri: URI, layerId: LayerId, numPartitions: Option[Int] = None, failOnUnrecognizedFilter: Boolean = false, tileSubdivisions: Option[Int] = None, filters: Seq[Filter] = Seq.empty) extends BaseRelation with PrunedScan with LazyLogging with Product with Serializable

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    A Spark SQL Relation over a standard GeoTrellis layer.

  11. implicit class GeoTrellisWriterAddLayer[T] extends AnyRef

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  12. case class Layer(base: URI, id: LayerId) extends Product with Serializable

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    /** Connector between a GT LayerId and the path in which it lives.

    /** Connector between a GT LayerId and the path in which it lives. */

    Since

    1/16/18

  13. trait MergeableData[D] extends AnyRef

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  14. trait TileFeatureSupport extends AnyRef

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Value Members

  1. object DefaultSource

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  2. object GeoTrellisCatalog

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  3. object GeoTrellisRelation extends Serializable

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  4. object Layer extends Serializable

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  5. object LogicalRelationWithGTR

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  6. object MergeableData

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  7. object SpatialFilterPushdownRules extends Rule[LogicalPlan]

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    Logical plan manipulations to handle spatial queries on tile components.

    Logical plan manipulations to handle spatial queries on tile components. Starting points for understanding the Catalyst optimizer: - org.apache.spark.sql.catalyst.trees.TreeNode - org.apache.spark.sql.catalyst.expressions.Expression - org.apache.spark.sql.catalyst.plans.logical.LogicalPlan - org.apache.spark.sql.catalyst.analysis.Analyzer - org.apache.spark.sql.catalyst.optimizer.Optimizer

    Since

    12/21/17

  8. object TileFeatureSupport extends TileFeatureSupport

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  9. def geotrellis_layer: TypedColumn[Any, Layer]

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    Convenience column selector for a GeoTrellis layer.

  10. implicit val layerEncoder: ExpressionEncoder[Layer]

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