Package org.apache.phoenix.expression.function

Examples of org.apache.phoenix.expression.function.RoundDecimalExpression

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        LiteralExpression scale = LiteralExpression.newConstant("3", PDataType.VARCHAR);
        List<Expression> exprs = new ArrayList<Expression>(2);
        exprs.add(bd);
        exprs.add(scale);
        try {
            new RoundDecimalExpression(exprs);
            fail("Evaluation should have failed because only an INTEGER is allowed for second param in a RoundDecimalExpression");
        } catch(IllegalDataException e) {

        }
    }
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    public static Expression convertToRoundExpressionIfNeeded(PDataType fromDataType, PDataType targetDataType, List<Expression> expressions) throws SQLException {
      Expression firstChildExpr = expressions.get(0);
      if(fromDataType == targetDataType) {
          return firstChildExpr;
      } else if(fromDataType == PDataType.DECIMAL && targetDataType.isCoercibleTo(PDataType.LONG)) {
          return new RoundDecimalExpression(expressions);
      } else if((fromDataType == PDataType.TIMESTAMP || fromDataType == PDataType.UNSIGNED_TIMESTAMP) && targetDataType.isCoercibleTo(PDataType.DATE)) {
          return RoundTimestampExpression.create(expressions);
      } else if(!fromDataType.isCoercibleTo(targetDataType)) {
          throw TypeMismatchException.newException(fromDataType, targetDataType, firstChildExpr.toString());
      }
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        if(firstChildDataType.isCoercibleTo(PDataType.DATE)) {
            return RoundDateExpression.create(children); // FIXME: remove cast
        } else if (firstChildDataType.isCoercibleTo(PDataType.TIMESTAMP)) {
            return RoundTimestampExpression.create(children); // FIXME: remove cast
        } else if(firstChildDataType.isCoercibleTo(PDataType.DECIMAL)) {
            return new RoundDecimalExpression(children);
        } else {
            throw TypeMismatchException.newException(firstChildDataType, "1");
        }
    }
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Related Classes of org.apache.phoenix.expression.function.RoundDecimalExpression

  • org.apache.phoenix.expression.Expression
  • org.apache.phoenix.expression.LiteralExpression
  • org.apache.phoenix.expression.RoundFloorCeilExpressionsUnitTests
  • org.apache.phoenix.parse.CastParseNode
  • org.apache.phoenix.parse.RoundParseNode
  • org.apache.phoenix.schema.PDataType
  • org.apache.phoenix.schema.IllegalDataException
  • java.math.BigDecimal
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