Esempio n. 1
0
        /// <summary>
        /// Used to specify HAVING clause to SQL because the WHERE keyword could not be used with aggregate functions
        /// </summary>
        /// <param name="column">Name of column on which condition need to be applied</param>
        /// <returns>Clause instance object</returns>
        public ICountClause Having(String column)
        {
            having = new CountClauseImpl(this);
            having.AddCol(column);

            return(having);
        }
Esempio n. 2
0
        /// <summary>
        /// Column name of which condition will be specified.
        /// </summary>
        /// <param name="column">Name of column</param>
        /// <returns>Clause instance object</returns>
        public ICountClause Where(String column)
        {
            where = new CountClauseImpl(this);
            where.AddCol(column);

            return(where);
        }
Esempio n. 3
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        public int Execute()
        {
            String where = "";
            if (this.whereClause != null && this.whereClause.Length > 0)
            {
                where = this.whereClause;
            }
            else
            {
                if (this.where != null)
                {
                    where = this.where.ToString();
                }
            }

            String having = "";

            if (this.havingClause != null && this.havingClause.Length > 0)
            {
                having = this.havingClause;
            }
            else
            {
                if (this.having != null)
                {
                    having = this.having.ToString();
                }
            }

            if (this.columns == null)
            {
                this.columns = new String[] { };
            }

            if (this.orderBy == null)
            {
                this.orderBy = new String[] { };
            }

            if (this.groupBy == null)
            {
                this.groupBy = new String[] { };
            }

            String limit = null;

            if (this.limit != 0)
            {
                limit = this.limit.ToString();
            }


            return(DatabaseHelper.Count(entityDescriptor, column, distinct, where, groupBy.ToList().GetEnumerator(), having));
        }
Esempio n. 4
0
        /// <summary>
        /// Used to get count, this method should be called in last to calculate count.
        /// </summary>
        /// <returns>Count</returns>
        public int Execute()
        {

            String where = "";
            if (this.whereClause != null && this.whereClause.Length > 0)
            {
                where = this.whereClause;
            }
            else
            {
                if (this.where != null)
                {
                    where = this.where.ToString();
                }
            }

            String having = "";
            if (this.havingClause != null && this.havingClause.Length > 0)
            {
                having = this.havingClause;
            }
            else
            {
                if (this.having != null)
                {
                    having = this.having.ToString();
                }
            }

            if (this.columns == null)
            {
                this.columns = new String[] { };
            }

            if (this.orderBy == null)
            {
                this.orderBy = new String[] { };
            }

            if (this.groupBy == null)
            {
                this.groupBy = new String[] { };
            }

            String limit = null;
            if (this.limit != 0)
            {
                limit = this.limit.ToString();
            }


            return DatabaseHelper.Count(entityDescriptor, column, distinct, where, groupBy.ToList().GetEnumerator(), having);
        }
Esempio n. 5
0
        /// <summary>
        /// Used to specify HAVING clause to SQL because the WHERE keyword could not be used with aggregate functions
        /// </summary>
        /// <param name="column">Name of column on which condition need to be applied</param>
        /// <returns>Clause instance object</returns>
        public ICountClause Having(String column)
        {

            having = new CountClauseImpl(this);
            having.AddCol(column);

            return having;
        }
Esempio n. 6
0
        /// <summary>
        /// Column name of which condition will be specified.
        /// </summary>
        /// <param name="column">Name of column</param>
        /// <returns>Clause instance object</returns>
        public ICountClause Where(String column)
        {

            where = new CountClauseImpl(this);
            where.AddCol(column);

            return where;
        }