| package org.apache.spark.sql |
| |
| import org.apache.spark.sql.catalyst.InternalRow |
| import org.apache.spark.sql.catalyst.expressions.codegen.CodegenFallback |
| import org.apache.spark.sql.catalyst.expressions.{Attribute, ExprId, LeafExpression, NamedExpression} |
| import org.apache.spark.sql.types.DataType |
| |
| import org.apache.carbondata.core.scan.expression.ColumnExpression |
| |
| case class CarbonBoundReference(colExp: ColumnExpression, dataType: DataType, nullable: Boolean) |
| extends LeafExpression with NamedExpression with CodegenFallback { |
| |
| type EvaluatedType = Any |
| |
| override def toString: String = s"input[" + colExp.getColIndex + "]" |
| |
| override def eval(input: InternalRow): Any = input.get(colExp.getColIndex, dataType) |
| |
| override def name: String = colExp.getColumnName |
| |
| override def toAttribute: Attribute = throw new UnsupportedOperationException |
| |
| override def exprId: ExprId = throw new UnsupportedOperationException |
| |
| override def qualifier: Option[String] = null |
| |
| override def newInstance(): NamedExpression = throw new UnsupportedOperationException |
| } |
