Package org.apache.drill.common.expression

Examples of org.apache.drill.common.expression.FunctionCall

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      String convertFunctionName = e.getConvertFunction() + e.getEncodingType();

      List<LogicalExpression> newArgs = Lists.newArrayList();
      newArgs.add(e.getInput()); // input_expr

      FunctionCall fc = new FunctionCall(convertFunctionName, newArgs, e.getPosition());
      return fc.accept(this, value);
    }
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      args.add(new FieldReference(fn.get(i)));
    }

    // for count(1).
    if(args.isEmpty()) args.add(new ValueExpressions.LongExpression(1l));
    LogicalExpression expr = new FunctionCall(call.getAggregation().getName().toLowerCase(), args, ExpressionPosition.UNKNOWN );
    return expr;
  }
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         * We are implicitly casting to VARCHAR so we don't have a max length,
         * using an arbitrary value. We trim down the size of the stored bytes
         * to the actual size so this size doesn't really matter.
         */
        castArgs.add(new ValueExpressions.LongExpression(65536, null)); //
        FunctionCall castCall = new FunctionCall(castFuncName, castArgs, ExpressionPosition.UNKNOWN);
        exprs.add(new NamedExpression(castCall, new FieldReference(field.getPath())));
      } else {
        exprs.add(new NamedExpression(field.getPath(), new FieldReference(field.getPath())));
      }
    }
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      String convertFunctionName = e.getConvertFunction() + e.getEncodingType();

      List<LogicalExpression> newArgs = Lists.newArrayList();
      newArgs.add(e.getInput()); // input_expr

      FunctionCall fc = new FunctionCall(convertFunctionName, newArgs, e.getPosition());
      return fc.accept(this, value);
    }
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Related Classes of org.apache.drill.common.expression.FunctionCall

  • org.apache.drill.exec.expr.EvaluationVisitor$EvalVisitor
  • org.apache.drill.exec.expr.ExpressionTreeMaterializer$MaterializeVisitor
  • org.apache.drill.exec.physical.impl.aggregate.AggBatch
  • org.apache.drill.exec.physical.impl.common.ChainedHashTable
  • org.apache.drill.exec.physical.impl.join.MergeJoinBatch
  • org.apache.drill.exec.physical.impl.project.ProjectRecordBatch
  • org.apache.drill.exec.physical.impl.sort.SortBatch
  • org.apache.drill.exec.physical.impl.TestSimpleFunctions
  • org.apache.drill.exec.planner.logical.DrillWindowRel
  • org.apache.drill.exec.planner.physical.AggPrelBase
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