Set of convenience extension methods on org.apache.spark.sql.DataFrameReader for querying the GeoTrellis catalog and loading layers from it.
DataSource over a GeoTrellis layer store.
DataSource over a GeoTrellis layer store.
1/12/18
Tagged type construction for enabling type-safe extension methods for loading a RasterFrame from a GeoTrellis layer.
Tagged type construction for enabling type-safe extension methods for writing a RasterFrame to a GeoTrellis layer.
Extension methods for loading a RasterFrame from a tagged DataFrameReader
.
A Spark SQL Relation
over a standard GeoTrellis layer.
/** Connector between a GT LayerId
and the path in which it lives.
/** Connector between a GT LayerId
and the path in which it lives. */
1/16/18
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
12/21/17
Convenience column selector for a GeoTrellis layer.
Extension methods for literate and type-safe loading of geotrellis layers.
1/12/18