public SqlIsNullPredicate GetSqlIsNullPredicate(SqlExpression leftExpression, bool negative)
        {
            SqlIsNullPredicate newSqlIsNullPredicate = new SqlIsNullPredicate(this, leftExpression, negative);

            this.sqlPredicate = newSqlIsNullPredicate;
            return(newSqlIsNullPredicate);
        }
 public virtual void Visiting(SqlIsNullPredicate isNullPredicate)
 {
     isNullPredicate.LeftExpression.Accept(this);
     sqlBuilder.Append(" Is");
     if (isNullPredicate.Negative)
         sqlBuilder.Append(" Not");
     sqlBuilder.Append(" Null");
 }
 public virtual void Visited(SqlIsNullPredicate isNullPredicate)
 {
 }
 public SqlIsNullPredicate GetSqlIsNullPredicate(SqlExpression leftExpression, bool negative)
 {
     SqlIsNullPredicate newSqlIsNullPredicate = new SqlIsNullPredicate(this, leftExpression, negative) ;
     this.sqlPredicate = newSqlIsNullPredicate;
     return newSqlIsNullPredicate;
 }