C# (CSharp) Deveel.Data.Index IndexRangeSet.Union 예제들

Union() 공개 메소드

Unions the current range set with the given range set.

public Union ( IndexRangeSet unionTo ) : IndexRangeSet
unionTo	IndexRangeSet
리턴	IndexRangeSet

예제 #1

파일: RangeSelectNode.cs 프로젝트: prepare/deveeldb

            public override SqlExpression VisitBinary(SqlBinaryExpression binaryEpression)
            {
                if (binaryEpression.ExpressionType == SqlExpressionType.And) {
                    rangeSet = UpdateRange(binaryEpression.Left);
                    rangeSet = UpdateRange(binaryEpression.Right);
                } else if (binaryEpression.ExpressionType == SqlExpressionType.Or) {
                    var left = CalcExpression(binaryEpression.Left);
                    var right = CalcExpression(binaryEpression.Right);

                    rangeSet = rangeSet.Union(left);
                    rangeSet = rangeSet.Union(right);
                } else {
                    rangeSet = UpdateRange(binaryEpression);
                }

                return base.VisitBinary(binaryEpression);
            }