Example #1
0
        public string insert(Web.Core.DB.Transaction _transaction, ITableSpec table, Dictionary <string, string> data)
        {
            using (var logger = this.CreateCommandExecutionLogger()) {
                Transaction transaction = (Transaction)_transaction;
                lock (transaction) {
                    using (DbCommand command = transaction.sqlconnection.CreateCommand()) {
                        List <string> updates             = new List <string>();
                        List <string> updatesPlaceholders = new List <string>();
                        ParamsHolder  paramsholder        = new ParamsHolder();
                        foreach (KeyValuePair <string, string> kvp in data)
                        {
                            updates.Add(this.traits.escapeIdentifier(kvp.Key));
                            updatesPlaceholders.Add(this.traits.markParam(paramsholder.Add(kvp.Value)));
                        }

                        command.Transaction = transaction.sqltransaction;
                        command.CommandType = System.Data.CommandType.Text;
                        command.CommandText = logger.commandText = "INSERT INTO " + table.compile(this.traits) + " (" + String.Join(", ", updates.ToArray()) + ") VALUES (" + String.Join(", ", updatesPlaceholders.ToArray()) + ")";
                        foreach (KeyValuePair <string, string> kvp in paramsholder.data)
                        {
                            command.AddParameter(kvp.Key, kvp.Value);
                        }
                        command.ExecuteNonQuery();
                        if (data.ContainsKey(table.idName))
                        {
                            return(data[table.idName]);
                        }
                        return(this.traits.LastInsertId(command, table).ToString());
                    }
                }
            }
        }
Example #2
0
        private List <Dictionary <string, string> > _LoadByIds(DbCommand command, ITableSpec table, List <string> ids, bool forUpdate)
        {
            using (var logger = this.CreateCommandExecutionLogger()) {
                command.CommandType = System.Data.CommandType.Text;

                ParamsHolder  paramsHolder = new ParamsHolder();
                List <string> placeholder  = new List <string>();
                foreach (string id in ids)
                {
                    placeholder.Add(this.traits.markParam(paramsHolder.Add(id)));
                }

                command.CommandText = logger.commandText = "SELECT * FROM " + table.compile(this.traits) + " WHERE " + table.getIdSpec().compile(this.traits) + " IN (" + string.Join(", ", placeholder.ToArray()) + ")" + (forUpdate ? " FOR UPDATE" : "");
                //command.Prepare();
                foreach (KeyValuePair <string, string> kvp in paramsHolder.data)
                {
                    command.AddParameter(kvp.Key, kvp.Value);
                }

                Dictionary <string, Dictionary <string, string> > rawResult = new Dictionary <string, Dictionary <string, string> >();
                using (DbDataReader reader = command.ExecuteReader()) {
                    while (reader.Read())
                    {
                        Dictionary <string, string> row = new Dictionary <string, string>();
                        for (int i = 0; i < reader.FieldCount; i++)
                        {
                            //throw new CriticalException("Name: " + reader.GetName(i));
                            object value = reader.GetValue(i);
                            string sValue;
                            if (value is DateTime)
                            {
                                sValue = ((DateTime)value).Ticks.ToString();
                            }
                            else if (value is TimeSpan)
                            {
                                sValue = ((TimeSpan)value).Ticks.ToString();
                            }
                            else
                            {
                                sValue = value.ToString();
                            }
                            row.Add(reader.GetName(i), sValue);
                        }
                        rawResult.Add(row[table.idName], row);
                    }
                }

                List <Dictionary <string, string> > result = new List <Dictionary <string, string> >();
                foreach (string id in ids)
                {
                    if (rawResult.ContainsKey(id))
                    {
                        result.Add(rawResult[id]);
                    }
                }
                return(result);
            }
        }
Example #3
0
        public void update(Web.Core.DB.Transaction _transaction, ITableSpec table, string id, Dictionary <string, string> data)
        {
            using (var logger = this.CreateCommandExecutionLogger()) {
                Transaction transaction = (Transaction)_transaction;
                lock (transaction) {
                    using (DbCommand command = transaction.sqlconnection.CreateCommand()) {
                        List <string> updates      = new List <string>();
                        ParamsHolder  paramsholder = new ParamsHolder();
                        foreach (KeyValuePair <string, string> kvp in data)
                        {
                            updates.Add(this.traits.escapeIdentifier(kvp.Key) + " = " + this.traits.markParam(paramsholder.Add(kvp.Value)));
                        }

                        command.Transaction = transaction.sqltransaction;
                        command.CommandType = System.Data.CommandType.Text;
                        command.CommandText = logger.commandText = "UPDATE " + table.compile(traits) + " set " + String.Join(", ", updates.ToArray()) + " where " + table.getIdSpec().compile(this.traits) + " = " + this.traits.markParam("id");
                        command.AddParameter("id", id);
                        foreach (KeyValuePair <string, string> kvp in paramsholder.data)
                        {
                            command.AddParameter(kvp.Key, kvp.Value);
                        }
                        //					throw new CriticalException(command.CommandText + "; parameters: " + string.Join(", ", (from DbParameter parameter in command.Parameters select parameter.ParameterName + "='" + parameter.Value.ToString() + "'").ToArray()));
                        command.ExecuteNonQuery();
                    }
                }
            }
        }