コード例 #1
0
        private string FormatQuery(string command)
        {
            Reset();

            _sql.Append(command);

            string tableName = SqlHelpers.FormatTableName(_query.TableName);

            _sql.AppendFormat(" FROM {0}", tableName);

            if (_query.Filter != null)
            {
                FormatWhereClause(_query.Filter);
            }

            if (_query.Ordering.Count > 0)
            {
                FormatOrderByClause(_query.Ordering);
            }

            if (_query.Skip.HasValue || _query.Top.HasValue)
            {
                FormatLimitClause(_query.Top, _query.Skip);
            }

            return(GetSql());
        }
コード例 #2
0
        private void FormatCountQuery()
        {
            string tableName = SqlHelpers.FormatTableName(_query.TableName);

            _sql.AppendFormat("SELECT COUNT(1) AS [count] FROM {0}", tableName);

            if (_query.Filter != null)
            {
                FormatWhereClause(_query.Filter);
            }
        }
コード例 #3
0
        public string FormatDelete()
        {
            var delQuery = _query.Clone(); // create a copy to avoid modifying the original

            delQuery.Selection.Clear();
            delQuery.Selection.Add(MobileServiceSystemColumns.Id);
            delQuery.IncludeTotalCount = false;

            var    formatter     = new SqlQueryFormatter(delQuery);
            string selectIdQuery = formatter.FormatSelect();
            string idMemberName  = SqlHelpers.FormatMember(MobileServiceSystemColumns.Id);
            string tableName     = SqlHelpers.FormatTableName(delQuery.TableName);
            string command       = $"DELETE FROM {tableName} WHERE {idMemberName} IN ({selectIdQuery})";

            Parameters = formatter.Parameters;

            return(command);
        }