Package org.apache.pig.Expression

Examples of org.apache.pig.Expression.BinaryExpression

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            return null;
        Expression cond =  pColConditions.get(0);
        for(int i=1; i<pColConditions.size(); i++){
            //if there is more than one condition expression
            // connect them using "AND"s
            cond = new BinaryExpression(cond, pColConditions.get(i),
                    OpType.OP_AND);
        }
        return cond;
    }
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        return null;
    }
   
    private static Expression getExpression(BinaryExpressionOperator binOp, OpType
            opType) throws FrontendException {
        return new BinaryExpression(getExpression(binOp.getLhsOperand())
                ,getExpression(binOp.getRhsOperand()), opType);
    }
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          opStr = " = ";
          break;
        default:
          opStr = expr.getOpType().toString();
      }
      BinaryExpression be = (BinaryExpression)expr;
      return "(" + getHowlComparisonString(be.getLhs()) +
                  opStr +
                  getHowlComparisonString(be.getRhs()) + ")";
    } else {
      // should be a constant or column
      return expr.toString();
    }
  }
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        opStr = " = ";
        break;
      default:
        opStr = expr.getOpType().toString();
      }
      BinaryExpression be = (BinaryExpression) expr;
      return "(" + getHCatComparisonString(be.getLhs()) +
        opStr +
        getHCatComparisonString(be.getRhs()) + ")";
    } else {
      // should be a constant or column
      return expr.toString();
    }
  }
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        opStr = " = ";
        break;
      default:
        opStr = expr.getOpType().toString();
      }
      BinaryExpression be = (BinaryExpression) expr;
      return "(" + getHCatComparisonString(be.getLhs()) +
        opStr +
        getHCatComparisonString(be.getRhs()) + ")";
    } else {
      // should be a constant or column
      return expr.toString();
    }
  }
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          opStr = " = ";
          break;
        default:
          opStr = expr.getOpType().toString();
      }
      BinaryExpression be = (BinaryExpression)expr;
      return "(" + getHCatComparisonString(be.getLhs()) +
                  opStr +
                  getHCatComparisonString(be.getRhs()) + ")";
    } else {
      // should be a constant or column
      return expr.toString();
    }
  }
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                opStr = " = ";
                break;
            default:
                opStr = expr.getOpType().toString();
            }
            BinaryExpression be = (BinaryExpression) expr;
            return "(" + getHCatComparisonString(be.getLhs()) +
                opStr +
                getHCatComparisonString(be.getRhs()) + ")";
        } else {
            // should be a constant or column
            return expr.toString();
        }
    }
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          opStr = " = ";
          break;
        default:
          opStr = expr.getOpType().toString();
      }
      BinaryExpression be = (BinaryExpression)expr;
      return "(" + getHCatComparisonString(be.getLhs()) +
                  opStr +
                  getHCatComparisonString(be.getRhs()) + ")";
    } else {
      // should be a constant or column
      return expr.toString();
    }
  }
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        opStr = " = ";
        break;
      default:
        opStr = expr.getOpType().toString();
      }
      BinaryExpression be = (BinaryExpression) expr;
      return "(" + getHCatComparisonString(be.getLhs()) +
        opStr +
        getHCatComparisonString(be.getRhs()) + ")";
    } else {
      // should be a constant or column
      return expr.toString();
    }
  }
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        opStr = " = ";
        break;
      default:
        opStr = expr.getOpType().toString();
      }
      BinaryExpression be = (BinaryExpression) expr;
      return "(" + getHCatComparisonString(be.getLhs()) +
        opStr +
        getHCatComparisonString(be.getRhs()) + ")";
    } else {
      // should be a constant or column
      return expr.toString();
    }
  }
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Related Classes of org.apache.pig.Expression.BinaryExpression

  • org.apache.hcatalog.pig.HCatLoader
  • org.apache.hive.hcatalog.pig.HCatLoader
  • org.apache.howl.pig.HowlLoader
  • org.apache.pig.impl.logicalLayer.PColFilterExtractor
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