Shim which exposes some JDBC helper functions. Most of this code is copied from Spark SQL, with
minor modifications for Redshift-specific features and limitations.
classJdbcDataSourceReader extends DataSourceReader with SupportsPushDownRequiredColumns with SupportsPushDownFilters with SupportsReportStatistics
case classLlapRelation(sc: SQLContext, parameters: Map[String, String]) extends BaseRelation with InsertableRelation with PrunedFilteredScan with Product with Serializable
Shim which exposes some JDBC helper functions. Most of this code is copied from Spark SQL, with minor modifications for Redshift-specific features and limitations.